MTA 98-364

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You have 2 hours to complete the 128 questions in this quiz.

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Question 1 of 128

You have the following table definition:
CREATE TABLE Road
(RoadID INTEGER NOT NULL,
Distance INTEGER NOT NULL)
The Road table contains the following data:

You execute the following statement:
INSERT INTO Road VALUES (1234, 36)
What is the result?

Select one of the following:

an error stating that NULL values are not allowed
a new row in the table
an error stating that duplicate IDs are not allowed
a syntax error

Explanation

Question 2 of 128

A view can be used to:

Select one of the following:

Save an extra copy of data stored in a separate table.
Limit access to specific rows or columns of data in a table.
Ensure referential integrity.
Save historical data before deleting it from the base table.

Explanation

Question 3 of 128

You are creating a database object named Student to store the following data:

Which syntax should you use to create the object?

A. CREATE TABLE Student ( ID INT,
Name VARCHAR (100),
Age INT )
---
B. CREATE (
TABLE Student
ID INT,
Name VARCHAR(100),
Age INT )
---
C. CREATE Student (
ID INT,
Name VARCHAR(100),
Age INT )
---
D. CREATE TABLE (
ID INT,
Name VARCHAR(100),
Age INT )

Select one of the following:

Option A
Option B
Option C
Option D

Explanation

Question 4 of 128

Which statement deletes the rows where the employee's phone number is not entered?

Select one of the following:

Option A
Option B
Option C
Option D

Explanation

Question 5 of 128

You have the following SQL query
SELECT * FROM dbo.ProAthlete WHERE Salary > 500000
The query takes too much time to return data.
You need to improve the performance of the query.
Which item should you add to the Salary column?

Select one of the following:

Non-null constraint
Default constraint
Index
Foreign key

Explanation

Question 6 of 128

Which two keys establish a relationship between two tables? (Choose two.)

Select one or more of the following:

candidate
foreign
superkey
local
primary

Explanation

Question 7 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
The UNION keyword combines the results of two queries and returns only rows that appear
in both result sets.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement correct

Select one of the following:

No change is needed
INTERSECT
ALL
UOIN

Explanation

Question 8 of 128

Your class project requires that you help a charity set up a website.
The website collects information about volunteers. Each volunteer record must be uniquely
identified.
The following information is stored for each volunteer:
✑ Given name
✑ Surname
✑ Date of birth
✑ Phone number
✑ Photo
You need to create a table to meet the requirements.
Match the Structured Query Language SQL statements to the SQL query.
Instructions: To answer, drag the appropriate SQL statement from the column on the left to
its place in the SQL query on the right. Each SQL statement may be used once, more than
once, or not at all. Each correct match is worth one point.

Drag an answer into the correct orange point.

INNT NOT NULL PRIMARY KEY,

TIMESTAMP NULL,

DATE NULL,

IMAGE NULL,

XML NULL,

INT NOT NULL FOREIGN KEY,

Explanation

Question 9 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
Ports 20 and 21 are the default ports to secure a SQL Server.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement correct.

Select one of the following:

No change is needed
1433 and 1434
411 and 412
67 and 68

Explanation

Question 10 of 128

Select from the dropdown lists to complete the text.

Instructions: For each of the following statements, select Yes if the statement is true.
Otherwise, select No. Each correct selection is worth one point.

Description of Behavior:

A clustered index sorts and stores the data columns of a table or view in order, based on the clustered index key. ( Yes, No )

A non-clustered index is defined on a table or view by using a clustered index or heap. ( Yes, No )

A unique index ensures that the index key contains no duplicate values and that every row in the table or view is unique. ( Yes, No )

A filtered index is a clustered index that is optimized for queries that select a small percentage of rows from a table. ( Yes, No )

Explanation

Question 11 of 128

One reason to add an index is to:

Select one of the following:

Decrease storage space.
Increase database security.
Improve performance of select statements.
Improve performance of insert statements.

Explanation

Question 12 of 128

You have a table named Student that contains 100 rows. Some of the rows have a NULL
value in the FirstName column.
You execute the following statement:
DELETE FROM Student
What is the result?

Select one of the following:

All rows in the table will be deleted.
All rows containing a NULL value in the FirstName column will be deleted.
You will receive an error message.
All rows and the table definition will be deleted.

Explanation

Question 13 of 128

Your class project requires that you help a charity to create a website that registers
volunteers.
The website must store the following data about the volunteers:
✑ Given name
✑ Surname
✑ Telephone number
✑ Email address
You need to recommend a correct way to store the data.
What do you recommend?

Select one of the following:

Create a table that contains columns that are named given name, surname, phone number, and email.
Create a table that contains rows that are named given name, surname, phone number, and email.
Create a view that contains columns that are named given name surname, phone number, and email.
Create a view that contains rows that are named given name surname, phone number, and email

Explanation

Question 14 of 128

Which keyword would you use in a select statement to return rows that meet a specific
condition?

Select one of the following:

WHERE
UNION
ORDER BY
FROM

Explanation

Question 15 of 128

You have a table named Product that contains one million rows.
You need to search for product information in the Product table by using the product's
unique ID.
What will make this type of search more efficient?

Select one of the following:

A cursor
A subquery
A trigger
An index

Explanation

Question 16 of 128

You need to remove a view named EmployeeView from your database.
Which statement should you use?

Select one of the following:

DELETE VIEW EmployeeView
DELETE EmployeeView
DROP EmployeeView
DROP VIEW EmployeeView

Explanation

Question 17 of 128

Which category of SQL statements is used to add, remove, and modify database
structures?

Select one of the following:

Data access language (DAL)
Data manipulation language (DML)
Data control language (DCL)
Data definition language (DDL)

Explanation

Question 18 of 128

You need to delete a database table.
Which data definition language (DDL) keyword should you use?

Select one of the following:

ALTER
DELETE
DROP
TRUNCATE

Explanation

Question 19 of 128

You have the following table definition:
CREATE TABLE Product
(ProductID INTEGER,
Name VARCHAR(20))
You need to insert a new product. The product's name is Plate and the product's ID is
12345.
Which statement should you use?

Select one of the following:

Option A
Option B
Option C
Option D

Explanation

Question 20 of 128

One difference between a function and a stored procedure is that a function:

Select one of the following:

Must be called from a trigger.
Must return a value.
Cannot contain a transaction.
Cannot accept parameters.

Explanation

Question 21 of 128

Select from the dropdown lists to complete the text.

Instructions: For each of the following statements, select Yes if the statement is true.
Otherwise, select No. Each correct selection is worth one point.

The VARCHAR data type contains only numeric characters. ( Yes, No )

The NUMERIC data type contains only numbers that have decimal places. ( Yes, No )

The INT data type contains only whole numbers ( Yes, No )

Explanation

Question 22 of 128

At 3:00 P.M. (1500 hours), you create a backup of your database. At 4:00 P.M. (1600
hours), you create a table named Customer and import data into the table. At 5:00 P.M.
(1700 hours), your server fails.
You run a script to apply only the 3:00 P.M. backup to your database. What is the result of
the script?

Select one of the following:

The Customer table no longer exists.
The Customer table is unaffected.
The Customer table exists but has no data.
The script fails.

Explanation

Question 23 of 128

You have a database table named SongInformation as defined below:

You need to create a Structured Query Language (SQL) query to retrieve only the names
of songs that sold more than 1000 compact discs (CDs).
Which query should you use?

Select one of the following:

Option A
Option B
Option C
Option D

Explanation

Question 24 of 128

The terms "bitmap," "b-tree," and "hash" refer to which type of database structure?

Needs to be rechecked on ExamLabs, one person asked why is C correct and it had three likes on that comment

Select one of the following:

View
Function
Index
Stored procedure
Trigger

Explanation

Question 25 of 128

While attending college, you accept an IT internship at a local charity. The charity needs to
report on data that is related and exists in two tables.
You need to establish a relationship between the data that is in the two tables.
Which constraint should you define?

Select one of the following:

Foreign key
Index key
Link key
Default key

Explanation

Question 26 of 128

You have a Department table and an Employee table in your database.
You need to ensure that an employee can be assigned to only an existing department.
What should you apply to the Employee table?

Select one of the following:

A primary key
An index
A foreign key
A unique constraint
A data type

Explanation

Question 27 of 128

The component that holds information for a single entry in a table is called a:

Select one of the following:

Data type
Row
Column
View

Explanation

Question 28 of 128

On which database structure does an insert statement operate?

Select one of the following:

Role
Trigger
User
Stored procedure
Table

Explanation

Question 29 of 128

Select from the dropdown lists to complete the text.

You have a user that has server roles as defined below:

Instructions: Use the drop-down menus to select the answer choice that completes each
statement. Each correct selection is worth one point.

The user can perform ( no, read-only, unlimited ) actions on data that is on the server.

The user can perform ( no, unlimited, configuration ) actions on database objects that are on the server.

Explanation

Question 30 of 128

You need to disable User1's access to view the data in the Customer table.
Which statement should you use?

Select one of the following:

Option A
Option B
Option C
Option D

Explanation

Question 31 of 128

You need to store product names that vary from three to 30 characters. You also need to
minimize the amount of storage space that is used.
Which data type should you use?

Select one of the following:

VARCHAR (3, 30)
CHAR (3, 30)
VARCHAR (30)
CHAR (30)

Explanation

Question 32 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
You combine data from three tables into one table. The new table includes redundancy to
optimize read performance.
The data in the new table has been denormalized.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement correct.

Select one of the following:

No change is needed
Normalized
Truncated
Indexed

Explanation

Question 33 of 128

You have a table that contains information about all students in your school.
Which SQL keyword should you use to change a student's first name in the table?

Select one of the following:

UPDATE
CHANGE
SELECT
INSERT

Explanation

Question 34 of 128

Select from the dropdown lists to complete the text.

Instructions: For each of the following statements, select Yes if the statement is true.
Otherwise, select No. Each correct selection is worth one point.

A SQL Server Login can use Windows Authentication. ( Yes, No )

A SQL Server Role provides permissions at the same level. ( Yes, No )

A SQL Server Login is granted permissions to database views only. ( Yes, No )

Explanation

Question 35 of 128

The Product table contains the following data.

You execute the following statement:
SELECT COUNT(*)
FROM Product WHERE Quantity > 18
What is the value returned by this statement?

Select one of the following:

Explanation

Question 36 of 128

You have two tables named Salesperson and Sales.
You need to ensure that each record in the Sales table has a valid associated salesperson
record in the Salesperson table.
Which database object should you add to the Sales table?

Select one of the following:

Nonclustered index
Primary key
Foreign key
Clustered index

Explanation

Question 37 of 128

You work at a coffee shop. They ask you to set up a website that stores charges on
purchases.
You need to recommend a data type in a database table to run financial functions against
the charged amounts.
Which data type should you recommend?

Select one of the following:

Money
Bit
Varchar
Binary

Explanation

Question 38 of 128

You have a table named Employee that includes four columns.
You execute the following statement:
SELECT *
FROM Employee
Which columns are returned?

Select one of the following:

all columns
only the last column
only the first column
only the first and last columns

Explanation

Question 39 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
ALTER TABLE removes all rows from a table without logging the individual row deletions.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement correct.

Select one of the following:

No change is needed
DROP TABLE
TRUNCATE TABLE
CREATE TABLE

Explanation

Question 40 of 128

You need to insert two new products into the Product table. The first product is named
Book and has an ID of 125. The second product is named Movie and has an ID of 126.
Which statement should you use?

Select one of the following:

Option A
Option B
Option C
Option D

Explanation

Question 41 of 128

You accept an IT internship at a local charity. The charity has two tables in their data model
named Chapter and Language, as defined below:

You create a third table named ChapterLanguage to relate the Chapter table and the
Language table.
You need to select columns from the Chapter and Language tables to create a composite
primary key for the ChapterLanguage table.
Which two columns should you select? (Choose two.)

Select one or more of the following:

ChapterId
LanguageId
Country
Region
City
LanguageName

Explanation

Question 42 of 128

A database contains two tables named Customer and Order.
You execute the following statement:
DELETE FROM Order
WHERE CustomerID = 209
What is the result?

Select one of the following:

The first order for CustomerID 209 is deleted from the Order table.
All orders for CustomerID 209 are deleted from the Order table, and CustomerID 209 is deleted from the Customer table.
All orders for CustomerID 209 are deleted from the Order table.
CustomerID 209 is deleted from the Customer table.

Explanation

Question 43 of 128

Select from the dropdown lists to complete the text.

You have two database tables as defined below. The StateID column is unique in the State
table. The AddressID column is unique in the Address table. The two tables are related by
the StateID column.

StateID is a/an ( index, union, foreign key, primary key ) in the State table.

StateID is a/an ( index, union, foreign key, primary key ) in the Address table.

Explanation

Question 44 of 128

Which keyword must be included in a create view statement?

Select one of the following:

WHERE
ORDER BY
UPDATE
SELECT

Explanation

Question 45 of 128

You have a table of products with fields for ProductID, Name, and Price.
You need to write an UPDATE statement that sets the value in the InStock field to Yes for a
specific ProductID.
Which clause should you use in your update statement?

Select one of the following:

THAT
WHERE
GROUP BY
HAVING

Explanation

Question 46 of 128

You have a table named Customer. You need to add a new column named District.
Which statement should you use?

Select one of the following:

Option A
Option B
Option C
Option D

Explanation

Question 47 of 128

Which keyword can be used in a create table statement?

Select one of the following:

ORDER BY
DISTINCT
GROUP BY
UNIQUE

Explanation

Question 48 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
You have two tables. Each table has three rows.
Nine rows will be included in the Cartesian product of these two tables.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement corrector.

Select one of the following:

No change is needed
Zero
Three
Six

Explanation

Question 49 of 128

You need to store the contact information for each student in your school database.
You should store each student's information in a:

Select one of the following:

Stored procedure
Function
Row
Variable

Explanation

Question 50 of 128

You have a table that contains the following data.

Which database term is used to describe the relationship between ProductID and
ProductCategory?

Select one of the following:

Cohort
Relationally dependent
Deterministic
Functionally dependent
Compositional

Explanation

Question 51 of 128

You execute the following statement:

This statement is an example of a/an:

Select one of the following:

Subquery
Union
Outer join
Cartesian product

Explanation

Question 52 of 128

You need to set up a database to provide a view of North American mammals.
Match the Structured Query Language (SQL) statements to the SQL query.
Instructions: To answer, drag the appropriate SQL statement from the column on the left to
its place in the SQL query on the right Each SQL statement may be used once, more than
once, or not at all. Each correct match is worth one point.

Drag an answer into the correct orange point.

CREATE VIEW [dbo] . [NorthAmericanMammal

GENERATE VIEW [dbo] . [NorthAmericanMamm

AS JOIN a.Id, a.Name

JOIN Animal a

AS SELECT a.Id, a.Name

FROM Animal a

Explanation

Question 53 of 128

Which statement will result in the creation of an index?

Select one of the following:

Option A
Option B
Option C
Option D

Explanation

Question 54 of 128

Your database contains a table named Customer.
You need to delete the record from the Customer table that has a CusromerID of 12345.
Which statement should you use?

Select one of the following:

Option A
Option B
Option C
Option D

Explanation

Question 55 of 128

Select from the dropdown lists to complete the text.

The following illustration shows the structure of a clustered index in a single partition:

Instructions: Use the drop-down menus to select the answer choice that completes each
statement Each correct selection is worth one point.

A clustered index improves the performance of queries that ( return large result sets, return a range of values by using the =, do not use ODER BY or GROUP BY clauses ).

A clustered index improves the performance of queries on columns that ( are accessed randomly, are accessed sequentially, are not unique or contain many common va ).

Explanation

Question 56 of 128

You have two tables named Cars and Color as defined below. The two tables are related
by ColorId.

You run the following SQL statement: select:
SELECT =
FROM Cars
LEFT OUTER JOIN Colors
ON Cars.ColorID = Colors.ColorID

How many rows does the SQL statement return?

Select one of the following:

Explanation

Question 57 of 128

You have a table named Product. You create a view that includes all the products from the
Product table that are in the Furniture category.
You execute a statement on the Product table that deletes all the products in the Furniture
category.
After you execute the statement, the result set of the view is:

Select one of the following:

Empty
Deleted
Unchanged
Archived

Explanation

Question 58 of 128

Which command should you use to add a column to an existing table?

Select one of the following:

MODIFY
ALTER
UPDATE
INSERT
CHANGE

Explanation

Question 59 of 128

A named group of SQL statements that can be executed in a database is called a:

Select one of the following:

Subroutine
Formula
Stored procedure
Method

Explanation

Question 60 of 128

What defines the amount of storage space that is allocated to a value in a column?

Select one of the following:

format
key
data type
validator

Explanation

Question 61 of 128

You accept an IT internship at a local charity. The charity asks you to keep a record of its
volunteers by using a database table named Volunteer.
The table has the following columns and rows:

Select one of the following:

Explanation

Question 62 of 128

You accept an IT internship at a local charity. The charity wants you to help them with
compliance and auditing requirements.
You need to ensure that a column or combination of columns uniquely identifies each row
of a table.
Which constraint should you define?

Select one of the following:

Primary key
Secondary key
Foreign key
Default key

Explanation

Question 63 of 128

Select from the dropdown lists to complete the text.

Instructions: For each of the following statements, select Yes if the statement is true.
Otherwise, select No. Each correct selection is worth one point.

A full database backup is a copy of all of the data in the entire database. ( Yes, No )

A transaction log backup backs up all the data in the database. ( Yes, No )

A differential backup copies only data that was changed before the last full backup. ( Yes, No )

A file or filegroup restore specifies a portion of the database to recover. ( Yes, No )

Explanation

Question 64 of 128

You have the following table definition:
CREATE TABLE Product
(ID INTEGER PRIMARY KEY,
Name VARCHAR(20),
Quantity INTEGER)
The Product table contains the following data.

You execute the following statement:
SELECT Name FROM Product WHERE Quantity IS NOT NULL
How many rows are returned?

Select one of the following:

Explanation

Question 65 of 128

You need to enable a new employee to authenticate to your database.
Which command should you use?

Select one of the following:

ALLOW USER
CREATE USER
ADD USER
INSERT USER
ALTER USER

Explanation

Question 66 of 128

You have a table named Product. The Product table has columns for ProductDescription
and ProductCategory.
You need to change the ProductCategory value for all the spoons in the Product table to
43.
Which statement should you use?

Select one of the following:

Option A
Option B
Option C
Option D

Explanation

Question 67 of 128

You need to combine the results of two queries into a single result that contains all of the
rows from both queries.
Which Structured Query Language (SQL) statement should you use?

Select one of the following:

TRUNCATE
JOIN
EXCEPT
UNION

Explanation

Question 68 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
The CREATE TABLE command removes one or more table definitions and all data,
indexes, triggers, constraints, and permission specifications for those tables.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement correct

Select one of the following:

No change is needed
DROP TABLE
TRUNCATE TABLE
ALTER TABLE

Explanation

Question 69 of 128

You execute a statement inside a transaction to delete 100 rows from a table. The
transaction fails after only 40 rows are deleted.
What is the result in the database?

Select one of the following:

The table will be corrupted.
Forty (40) rows will be deleted from the table.
The transaction will restart.
No rows will be deleted from the table.

Explanation

Question 70 of 128

You need to rename a column in a database table.
Which data definition language (DDL) statement should you use?

Select one of the following:

ALTER
INSERT
CREATE
UPDATE

Explanation

Question 71 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
Use the ALTER statement to add a new table in a database.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement correct.

Select one of the following:

No change is needed
UPDATE
INSERT
CREATE

Explanation

Question 72 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
In a database table, each column represents a unique record.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement correct

Select one of the following:

No change is needed
Table
Index
Row

Explanation

Question 73 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
A view can be used to ensure referential integrity.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement correct

Select one of the following:

No change is needed.
Save an extra copy of data stored in a separate table.
Limit access to specific rows or columns of data in a table.
Save historical data before deleting it from the base table.

Explanation

Question 74 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
First normal form requires that a database excludes repeating groups.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement correct.

Select one of the following:

No change is needed.
Composite keys
Duplicate rows
Foreign keys

Explanation

Question 75 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
Views are database objects that contain all of the data in a database.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement correct

Select one of the following:

No change is needed
Queries
Stored procedures
Tables

Explanation

Question 76 of 128

You develop a database to store data about textbooks. The data must be stored to process
at a later time.
Which database object should you use to store the data?

Select one of the following:

View
Table
Function
Stored procedure

Explanation

Question 77 of 128

You execute the following statement:
SELECT EmployeeID, FirstName, DepartmentName
FROM Employee, Department
This type of operation is called a/an:

Select one of the following:

Intersection
Outer join
Equi-join
Cartesian product

Explanation

Question 78 of 128

Which statement creates a composite key?

Select one of the following:

Option A
Option B
Option C
Option D

Explanation

Question 79 of 128

What is one difference between an update statement and a delete statement?

Select one of the following:

An update statement can change only one row.
A delete statement cannot use a where clause.
An update statement does not remove rows from a table.
A delete statement works only within a stored procedure.

Explanation

Question 80 of 128

You work at a restaurant and they ask you to help them with a data issue.
They provide you with the following recipe data:

You need to normalize the data to third normal form.
How many tables should you create?

Select one of the following:

Explanation

Question 81 of 128

Which command should you use to give a user permission to read the data in a table?

Select one of the following:

ALLOW SELECT
LET READ
PERMIT READ
GRANT SELECT

Explanation

Question 82 of 128

You need to store the first name, last name, and student ID for 100 students.
This information will be stored in a table as:

Select one of the following:

100 items and three cells.
100 rows and three columns.
three rows and 100 columns.
three items and 100 cells.

Explanation

Question 83 of 128

You have a Customer table and an Order table. You join the Customer table with the Order
table by using the CusromerID column.
The results include:
✑ All customers and their orders
✑ Customers who have no orders
Which type of join do these results represent?

Select one of the following:

Complete join
Partial join
Inner join
Outer join

Explanation

Question 84 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
Use the ALLOW SELECT command to give a user permission to read the data in a table.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement correct

Select one of the following:

No change is needed
GRANT SELECT
LET HEAD
PERMIT READ

Explanation

Question 85 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
Use the FROM keyword in a SELECT statement to return rows that meet a specific
condition.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement correct

Select one of the following:

No change is needed
ORDER BY
UNION
WHERE

Explanation

Question 86 of 128

First normal form requires that a database excludes:

Select one of the following:

Foreign keys
Composite keys
Duplicate rows
Repeating groups

Explanation

Question 87 of 128

You have a database table that contains the following columns:

Select one or more of the following:

Option A
Option B
Option C
Option D

Explanation

Question 88 of 128

On which database structure does an update statement operate?

Select one of the following:

Table
User
Trigger
Role

Explanation

Question 89 of 128

You need to establish a set of permissions that you can routinely assign to new users.
What should you create?

Select one of the following:

Resource
Group
List
Role

Explanation

Question 90 of 128

You need to retrieve data from two related database tables based on a column that exists
in both tables.
Which command should you use in a query?

Select one of the following:

INTERSECT
UNION
JOIN
TRUNCATE

Explanation

Question 91 of 128

You have a table named Product that contains the following data.

The PrcducrID column is the primary key. The CategoryID column is a foreign key to a
separate table named Category.
You execute the following statement:
INSERT INTO Product
VALUES (3296, 'Table', 4444)
What is the result?

Select one of the following:

a foreign key constraint violation
a syntax error
a new row in the Product table
a primary key constraint violation
a new row in the Category table

Explanation

Question 92 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
A row holds information for a single record in a table.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement correct

Select one of the following:

No change is needed
Column
Data type
View

Explanation

Question 93 of 128

You have two tables. Each table has three rows.
How many rows will be included in the Cartesian product of these two tables?

Select one of the following:

Explanation

Question 94 of 128

In SQL, an insert statement is used to add a:

Select one of the following:

User to a database.
Row of data to a table.
Table to a database.
Column to a table definition.

Explanation

Question 95 of 128

Which type of index changes the order in which the data is stored in a table?

Select one of the following:

non-sequential
sequential
non-clustered
clustered

Explanation

Question 96 of 128

You assign User1 a set of permissions that include the WITH GRANT OPTION.
The WITH GRANT OPTION enables User1 to:

Select one of the following:

request a log of permission use.
delegate permissions to other users.
create new database users.
view other users' permissions.

Explanation

Question 97 of 128

You are creating a table to store customer data. The AccountNumber column uses values
that always consist of one letter and four digits. Which data type should you use for the
AccountNumber column?

Select one of the following:

CHAR
BYTE
DOUBLE
SMALLINT

Explanation

Question 98 of 128

You accept an IT internship at a local charity. The charity asks you to keep a record of its
volunteers by using a database table named Volunteer.
When volunteers ask to be removed from mailing lists, the table must be updated.
You need to use a transaction to ensure that the database has data integrity and referential
integrity.
Which statement should you use?

Select one of the following:

Option A
Option B
Option C
Option D

Explanation

Question 99 of 128

Select from the dropdown lists to complete the text.

The following graphic shows the components of a SQL Server application. You access the
SQL Server application through Internet Explorer.

The ( client, www.contoso.com, s01.contoso.com ) computer is the first line of defense against SQL injections and weak input validation.

The ( client, www.contoso.com, s01.contoso.com ) computer should be formatted with NTFS to protect program, database, and log files from unauthorized access.

Explanation

Question 100 of 128

In which situation do you need to perform a restore on a database?

Select one of the following:

when data becomes corrupted in the database
when you need to roll back a transaction
when you encounter an error in your application
when data needs to be deleted from the database

Explanation

Question 101 of 128

You have a database table that stores information about school attendance.
You have a data set that is defined as follows:

Drag an answer into the correct orange point.

BIT

DATETIME

VARCHAR

CHAR

INT

DECIMAL

Explanation

Question 102 of 128

Which database term is used to describe the process of applying a backup to a damaged
or corrupt database?

Select one of the following:

Recover
Restore
Commit
Attach

Explanation

Question 103 of 128

You need to store product quantities, and you want to minimize the amount of storage
space that is used. Which data type should you use?

Select one of the following:

INTEGER
DOUBLE
COUNT
FLOAT

Explanation

Question 104 of 128

Which statement should you use to remove a foreign key?

Select one of the following:

ALTER TABLE
DELETE TABLE
DELETE FOREIGN KEY
ALTER FOREIGN KEY

Explanation

Question 105 of 128

Select from the dropdown lists to complete the text.

You have the following table:

Adding a ( foreign key, clustered index, nonclustered index ) on the FlightNumber column physically sorts rows in the table by FlightNumber.

Adding a ( foreign key, clustered index, nonclustered index ) on the Airline column retrieves data faster, but will not physically sort rows in the table by Airline.

Explanation

Question 106 of 128

What are three valid data manipulation language (DML) commands? (Choose three.)

Select one or more of the following:

INSERT
COMMIT
DELETE
OUTPUT
UPDATE

Explanation

Question 107 of 128

Denormalization is performed in order to:

Select one of the following:

Reduce redundancy.
Eliminate repeating groups.
Create smaller tables.
Improve query performance.

Explanation

Question 108 of 128

You need to add rows to a database table.
Which Structured Query Language (SQL) keyword should you use?

Select one of the following:

JOIN
INSERT
CREATE
UPDATE

Explanation

Question 109 of 128

Which permission does a user need in order to run a stored procedure?

Select one of the following:

EXECUTE
ALLOW
CALL
RUN

Explanation

Question 110 of 128

Which command should you use to remove a table from a database?

Select one of the following:

REMOVE TABLE
UPDATE TABLE
DROP TABLE
DELETE TABLE

Explanation

Question 111 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
Create a query that returns a set of table data by using the UPDATE statement.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement correct.

Select one of the following:

No change is needed
INSERT
REPLACE
SELECT

Explanation

Question 112 of 128

Select from the dropdown lists to complete the text.

Instructions: For each of the following statements, select Yes if the statement is true.
Otherwise, select No. Each correct selection is worth one point.

You can delete data by using a stored procedure. ( Yes, No )

A function must have a return value. ( Yes, No )

A stored procedure must have a return value. ( Yes, No )

Explanation

Question 113 of 128

Which key uniquely identifies a row in a table?

Select one of the following:

foreign
primary
local
superkey

Explanation

Question 114 of 128

You have a table that contains the following data.

Select one of the following:

defragmentation
normalization
fragmentation
denormalization

Explanation

Question 115 of 128

Which constraint ensures a unique value in the ID column for each customer?

Select one of the following:

DISTINCT
FOREIGN KEY
SEQUENTIAL
PRIMARY KEY

Explanation

Question 116 of 128

You have a table that contains product IDs and product names.
You need to write an UPDATE statement to change the name of a specific product to
glass.
What should you include in the update statement?

Select one of the following:

SET ProduetName = 'glass'
LET ProduetName = 'glass'
EXEC ProduetName = 'glass'
ASSIGN ProduetName = 'glass'

Explanation

Question 117 of 128

You need to populate a table named EmployeeCopy with data from an existing table
named Employee.
Which statement should you use?

Select one of the following:

Option A
Option B
Option C
Option D

Explanation

Question 118 of 128

You are writing a select statement to find every product whose name contains a specific
character.
Which keyword should you use in your where clause?

Select one of the following:

FIND
BETWEEN
INCLUDES
LIKE

Explanation

Question 119 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
Use indexing to create, remove, or change database objects.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement correct.

Select one of the following:

No change is needed
Data manipulation language (DML) statements
Data definition language (DDL) statements
A unique constraint

Explanation

Question 120 of 128

You delete rows in a table named Order. The corresponding rows in the OrderItem table
are automatically deleted. This process is an example of a/an:

Select one of the following:

Inherited delete
Cascade delete
Functional delete
Waterfall delete
Domino delete

Explanation

Question 121 of 128

You are writing an SQL statement to retrieve rows from a table.
Which data manipulation language (DML) command should you use?

Select one of the following:

READ
SELECT
OUTPUT
GET

Explanation

Question 122 of 128

You need to list the name and price of each product, sorted by price from highest to lowest.
Which statement should you use

Select one of the following:

Option A
Option B
Option C
Option D

Explanation

Question 123 of 128

Data in a database is stored in:

Select one of the following:

Tables
Queries
Data types
Stored procedures

Explanation

Question 124 of 128

You have a table named Employee that includes the following columns:
EmployeeID
Smp1oyeeName
Which statement should you use to return the number of rows in the table?

Select one of the following:

Option A
Option B
Option C
Option D

Explanation

Question 125 of 128

Which two elements are required to define a column? (Choose two.)

Select one or more of the following:

A name
A key
An index
A data type

Explanation

Question 126 of 128

This question requires that you evaluate the underlined text to determine if it is correct.
Truncate is a database term used to describe the process of applying a backup to a
damaged or corrupt database.
Instructions: Review the underlined text. If it makes the statement correct, select "No
change is needed." If the statement is incorrect, select the answer choice that makes the
statement corrector.

Select one of the following:

No Change is needed
Commit
Attach
Restore

Explanation

Question 127 of 128

Select from the dropdown lists to complete the text.

The following illustration shows backup strategies that use the simple recovery model and
the full recovery model:

Using the simple recovery model for database backups provides ( less, more, the same ) work-loss exposure than the full recovery model.

Using the simple recovery model for database backups provides ( less, more, the same ) log file backups than the full recovery model.

Explanation

Question 128 of 128

One reason to create a stored procedure is to:

Select one of the following:

Improve performance.
Minimize storage space.
Bypass case sensitivity requirements.
Give the user control of the query logic.

Explanation

Check answer

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	Created by JOSHUA BEKIARIS about 6 years ago

https://www.exam-labs.com/exam/98-364 MTA 98-364

MTA 98-364

Question 1 of 128

You have the following table definition: CREATE TABLE Road (RoadID INTEGER NOT NULL, Distance INTEGER NOT NULL) The Road table contains the following data: You execute the following statement: INSERT INTO Road VALUES (1234, 36) What is the result?

Select one of the following:

Explanation

Question 2 of 128

A view can be used to:

Select one of the following:

Explanation

Question 3 of 128

Select one of the following:

Explanation

Question 4 of 128

Which statement deletes the rows where the employee's phone number is not entered?

Select one of the following:

Explanation

Question 5 of 128

You have the following SQL query SELECT * FROM dbo.ProAthlete WHERE Salary > 500000 The query takes too much time to return data. You need to improve the performance of the query. Which item should you add to the Salary column?

Select one of the following:

Explanation

Question 6 of 128

Which two keys establish a relationship between two tables? (Choose two.)

Select one or more of the following:

Explanation

Question 7 of 128

Select one of the following:

Explanation

Question 8 of 128

Drag an answer into the correct orange point.

Explanation

Question 9 of 128

Select one of the following:

Explanation

Question 10 of 128

Select from the dropdown lists to complete the text.

Explanation

Question 11 of 128

One reason to add an index is to:

Select one of the following:

Explanation

Question 12 of 128

You have a table named Student that contains 100 rows. Some of the rows have a NULL value in the FirstName column. You execute the following statement: DELETE FROM Student What is the result?

Select one of the following:

Explanation

Question 13 of 128

Select one of the following:

Explanation

Question 14 of 128

Which keyword would you use in a select statement to return rows that meet a specific condition?

Select one of the following:

Explanation

Question 15 of 128

You have a table named Product that contains one million rows. You need to search for product information in the Product table by using the product's unique ID. What will make this type of search more efficient?

Select one of the following:

Explanation

Question 16 of 128

You need to remove a view named EmployeeView from your database. Which statement should you use?

Select one of the following:

Explanation

Question 17 of 128

Which category of SQL statements is used to add, remove, and modify database structures?

Select one of the following:

Explanation

Question 18 of 128

You need to delete a database table. Which data definition language (DDL) keyword should you use?

Select one of the following:

Explanation

Question 19 of 128

You have the following table definition: CREATE TABLE Product (ProductID INTEGER, Name VARCHAR(20)) You need to insert a new product. The product's name is Plate and the product's ID is 12345. Which statement should you use?

Select one of the following:

Explanation

Question 20 of 128

One difference between a function and a stored procedure is that a function:

Select one of the following:

Explanation

Question 21 of 128

Select from the dropdown lists to complete the text.

Explanation

Question 22 of 128

You have the following table definition:
CREATE TABLE Road
(RoadID INTEGER NOT NULL,
Distance INTEGER NOT NULL)
The Road table contains the following data:

You execute the following statement:
INSERT INTO Road VALUES (1234, 36)
What is the result?

You have the following SQL query
SELECT * FROM dbo.ProAthlete WHERE Salary > 500000
The query takes too much time to return data.
You need to improve the performance of the query.
Which item should you add to the Salary column?

You have a table named Student that contains 100 rows. Some of the rows have a NULL
value in the FirstName column.
You execute the following statement:
DELETE FROM Student
What is the result?

Which keyword would you use in a select statement to return rows that meet a specific
condition?

You have a table named Product that contains one million rows.
You need to search for product information in the Product table by using the product's
unique ID.
What will make this type of search more efficient?

You need to remove a view named EmployeeView from your database.
Which statement should you use?

Which category of SQL statements is used to add, remove, and modify database
structures?

You need to delete a database table.
Which data definition language (DDL) keyword should you use?

You have the following table definition:
CREATE TABLE Product
(ProductID INTEGER,
Name VARCHAR(20))
You need to insert a new product. The product's name is Plate and the product's ID is
12345.
Which statement should you use?

You have a database table named SongInformation as defined below:

You need to create a Structured Query Language (SQL) query to retrieve only the names
of songs that sold more than 1000 compact discs (CDs).
Which query should you use?

The terms "bitmap," "b-tree," and "hash" refer to which type of database structure?

Needs to be rechecked on ExamLabs, one person asked why is C correct and it had three likes on that comment

While attending college, you accept an IT internship at a local charity. The charity needs to
report on data that is related and exists in two tables.
You need to establish a relationship between the data that is in the two tables.
Which constraint should you define?

You have a Department table and an Employee table in your database.
You need to ensure that an employee can be assigned to only an existing department.
What should you apply to the Employee table?

You need to disable User1's access to view the data in the Customer table.
Which statement should you use?

You need to store product names that vary from three to 30 characters. You also need to
minimize the amount of storage space that is used.
Which data type should you use?

You have a table that contains information about all students in your school.
Which SQL keyword should you use to change a student's first name in the table?

The Product table contains the following data.

You execute the following statement:
SELECT COUNT(*)
FROM Product WHERE Quantity > 18
What is the value returned by this statement?

You have two tables named Salesperson and Sales.
You need to ensure that each record in the Sales table has a valid associated salesperson
record in the Salesperson table.
Which database object should you add to the Sales table?

You work at a coffee shop. They ask you to set up a website that stores charges on
purchases.
You need to recommend a data type in a database table to run financial functions against
the charged amounts.
Which data type should you recommend?