SQL Server MTA 98-364

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Pon a prueba todo lo que sabes sobre SQL server MTA 98-364 y prepárate para obtener tu certificación, con este genial test. Al finalizar recuerda corroborar tus respuestas.
Kelvin Rivas
Quiz by Kelvin Rivas, updated 7 months ago
Kelvin Rivas
Created by Kelvin Rivas over 5 years ago
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Resource summary

Question 1

Question
The terms "bitmap," "b-tree," and "hash" refer to which type of database structure?
Answer
  • View
  • Functon
  • Index
  • Stored procedure
  • Trigger

Question 2

Question
One reason to add an index is to:
Answer
  • Decrease storage space
  • Increase database security.
  • Improve performance of select statements.
  • Improve performance of insert statements.

Question 3

Question
You have a table that contains the following data. You break the table into the following two tables. This process is referred to as:
Answer
  • defragmentaton
  • normalizaton
  • fragmentaton
  • denormalizaton

Question 4

Question
You have a table that contains the following data. Which database term is used to describe the relatonship between ProductID and ProductCategory?
Answer
  • Cohort
  • Relatonally dependent
  • Deterministc
  • Functonally dependent
  • Compositonal

Question 5

Question
Which key uniquely identies a row in a table?
Answer
  • foreiqn
  • primary
  • local
  • superkey

Question 6

Question
Which statement creates a composite key?
Answer
  • Opton A
  • Opton B
  • Opton C
  • Opton D

Question 7

Question
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?
Answer
  • The Customer table no longer exists.
  • The Customer table is unafected.
  • The Customer table exists but has no data.
  • The script fails.

Question 8

Question
In which situaton do you need to perform a restore on a database?
Answer
  • when data becomes corrupted in the database
  • when you need to roll back a transacton
  • when you encounter an error in your applicaton
  • when data needs to be deleted from the database

Question 9

Question
Which command should you use to give a user permission to read the data in a table?
Answer
  • ALLOW SELECT
  • LET READ
  • PERMIT READ
  • GRANT SELECT

Question 10

Question
You need to enable a new employee to authentcate to your database. Which command should you use?
Answer
  • ALLOW USER
  • CREATE USER
  • ADD USER
  • INSERT USER
  • ALTER USER

Question 11

Question
Which keyword can be used in a create table statement?
Answer
  • ORDER BY
  • DISTINCT
  • GROUP BY
  • UNIQUE

Question 12

Question
You need to store product quanttes, and you want to minimize the amount of storage space that is used. Which data type should you use?
Answer
  • INTEGER
  • DOUBLE
  • COUNT
  • FLOAT

Question 13

Question
Which statement will result in the creaton of an index?
Answer
  • Option A
  • Option B
  • Option C
  • Option D

Question 14

Question
You have the following table deiniton: 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?
Answer
  • an error statng that NULL values are not allowed
  • a new row in the table
  • an error statng that duplicate IDs are not allowed
  • a syntax error

Question 15

Question
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?
Answer
  • VARCHAR (3, 30)
  • CHAR (3, 30)
  • VARCHAR (30)
  • CHAR (30)

Question 16

Question
One reason to create a stored procedure is to:
Answer
  • Improve performance.
  • Minimize storage space.
  • Bypass case sensitvity requirements.
  • Give the user control of the query logic.

Question 17

Question
Which permission does a user need in order to run a stored procedure?
Answer
  • EXECUTE
  • ALLOW
  • CALL
  • RUN

Question 18

Question
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. Afer you execute the statement, the result set of the view is:
Answer
  • Empty
  • Deleted
  • Unchanged
  • Archived

Question 19

Question
In SQL, an insert statement is used to add a:
Answer
  • User to a database.
  • Row of data to a table.
  • Table to a database.
  • Column to a table deiniton.

Question 20

Question
You have two tables. Each table has three rows. How many rows will be included in the Cartesian product of these two tables?
Answer
  • 0
  • 3
  • 6
  • 9

Question 21

Question
You are writng an SQL statement to retrieve rows from a table. Which data manipulaton language (DML) command should you use?
Answer
  • READ
  • SELECT
  • OUTPUT
  • GET

Question 22

Question
Which constraint ensures a unique value in the ID column for each customer?
Answer
  • DISTINCT
  • FOREIGN KEY
  • SEQUENTIAL
  • PRIMARY KEY

Question 23

Question
The component that holds informaton for a single entry in a table is called a:
Answer
  • Data type
  • Row
  • Column
  • View

Question 24

Question
You execute the following statement: SELECT EmployeeID, FirstName, DepartmentName FROM Employee, Department This type of operaton is called a/an:
Answer
  • Intersection
  • Outer join
  • Equi-join
  • Cartesian product

Question 25

Question
Which command should you use to add a column to an existng table?
Answer
  • MODIFY
  • ALTER
  • UPDATE
  • INSERT
  • CHANGE

Question 26

Question
You have the following table deiniton: CREATE TABLE Product (ID INTEGER PRIMARY KEY, Name VARCHAR(20), Quantty INTEGER) The Product table contains the following data. You execute the following statement: SELECT Name FROM Product WHERE Quantty IS NOT NULL How many rows are returned?
Answer
  • 0
  • 1
  • 2
  • 3
  • 4

Question 27

Question
You are writng a select statement to ind every product whose name contains a speciic character. Which keyword should you use in your where clause?
Answer
  • FIND
  • BETWEEN
  • INCLUDES
  • LIKE

Question 28

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

Question 29

Question
You have a table named Product. The Product table has columns for ProductDescripton and ProductCategory. You need to change the ProductCategory value for all the spoons in the Product table to 43. Which statement should you use?
Answer
  • Opton A
  • Opton B
  • Opton C
  • Opton D

Question 30

Question
You have a table that contains informaton about all students in your school. Which SQL keyword should you use to change a student's irst name in the table?
Answer
  • UPDATE
  • CHANGE
  • SELECT
  • INSERT

Question 31

Question
You need to populate a table named EmployeeCopy with data from an existng table named Employee. Which statement should you use?
Answer
  • Option A
  • Option B
  • Option C
  • Option D

Question 32

Question
You execute the following statement:
Answer
  • Subquery
  • Union
  • Outer join
  • Cartesian product

Question 33

Question
Which keyword would you use in a select statement to return rows that meet a speciic conditon?
Answer
  • WHERE
  • UNION
  • ORDER BY
  • FROM

Question 34

Question
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?
Answer
  • Option A
  • Option B
  • Option C
  • Option D

Question 35

Question
The Product table contains the following data. You execute the following statement: SELECT COUNT(*) FROM Product WHERE Quantty > 18 What is the value returned by this statement?
Answer
  • 1
  • 2
  • 3
  • 4

Question 36

Question
Which command should you use to remove a table from a database?
Answer
  • REMOVE TABLE
  • UPDATE TABLE
  • DROP TABLE
  • DELETE TABLE

Question 37

Question
You need to store the contact informaton for each student in your school database. You should store each student's informaton in a:
Answer
  • Stored procedure
  • Function
  • Row
  • Variable

Question 38

Question
Which category of SQL statements is used to add, remove, and modify database structures?
Answer
  • Data access language (DAL)
  • Data manipulation language (DML)
  • Data control language (DCL)
  • Data definiton language (DDL)

Question 39

Question
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?
Answer
  • Complete join
  • Partial join
  • Inner join
  • Outer join

Question 40

Question
Data in a database is stored in:
Answer
  • Tables
  • Queries
  • Data types
  • Stored procedures

Question 41

Question
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?
Answer
  • 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 deiniton will be deleted.

Question 42

Question
You need to establish a set of permissions that you can routnely assign to new users. What should you create?
Answer
  • Resource
  • Group
  • List
  • Role

Question 43

Question
Which database term is used to describe the process of applying a backup to a damaged or corrupt database?
Answer
  • Recover
  • Restore
  • Commit
  • Atach

Question 44

Question
You need to disable User1's access to view the data in the Customer table. Which statement should you use?
Answer
  • Option A
  • Option B
  • Option C
  • Option D

Question 45

Question
Denormalizaton is performed in order to:
Answer
  • Reduce redundancy.
  • Eliminate repeatng groups.
  • Create smaller tables.
  • Improve query performance.

Question 46

Question
You have a table named Product that contains one million rows. You need to search for product informaton in the Product table by using the product's unique ID. What will make this type of search more efcient?
Answer
  • A cursor
  • A subquery
  • A trigger
  • An index

Question 47

Question
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?
Answer
  • 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

Question 48

Question
Which two keys establish a relatonship between two tables? (Choose two.)
Answer
  • candidate
  • foreign
  • superkey
  • local
  • primary

Question 49

Question
One diference between a functon and a stored procedure is that a functon:
Answer
  • Must be called from a trigger.
  • Must return a value.
  • Cannot contain a transaction.
  • Cannot accept parameters.

Question 50

Question
Which keyword must be included in a create view statement?
Answer
  • WHERE
  • ORDER BY
  • UPDATE
  • SELECT

Question 51

Question
You have a table named Customer. You need to add a new column named District. Which statement should you use?
Answer
  • Option A
  • Option B
  • Option C
  • Option D

Question 52

Question
You need to remove a view named EmployeeView from your database. Which statement should you use?
Answer
  • DELETE VIEW EmployeeView
  • DELETE EmployeeView
  • DROP EmployeeView
  • DROP VIEW EmployeeView

Question 53

Question
A named group of SQL statements that can be executed in a database is called a:
Answer
  • Subroutine
  • Formula
  • Stored procedure
  • Method

Question 54

Question
A view can be used to:
Answer
  • Save an extra copy of data stored in a separate table.
  • Limit access to speciic rows or columns of data in a table.
  • Ensure referental integrity.
  • Save historical data before deleting it from the base table.

Question 55

Question
On which database structure does an update statement operate?
Answer
  • Table
  • User
  • Trigger
  • Role

Question 56

Question
You need to list the name and price of each product, sorted by price from highest to lowest. Which statement should you use?
Answer
  • Option A
  • Option B
  • Option C
  • Option D

Question 57

Question
You delete rows in a table named Order. The corresponding rows in the OrderItem table are automatcally deleted. This process is an example of a/an:
Answer
  • Inherited delete
  • Cascade delete
  • Functional delete
  • Waterfall delete
  • Domino delete

Question 58

Question
Which statement deletes the rows where the employee's phone number is not entered
Answer
  • Option A
  • Option B
  • Option C
  • Option D

Question 59

Question
You need to insert two new products into the Product table. The irst 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?
Answer
  • OptIon A
  • OptIon B
  • OptIon C
  • OptIon D

Question 60

Question
You have a table named Employee that includes four columns. You execute the following statement: SELECT * FROM Employee Which columns are returned?
Answer
  • all columns
  • only the last column
  • only the First column
  • only the First and last columns

Question 61

Question
Which two elements are required to deine a column? (Choose two.)
Answer
  • A name
  • A key
  • An index
  • A data type

Question 62

Question
What deines the amount of storage space that is allocated to a value in a column?
Answer
  • format
  • key
  • data type
  • validator

Question 63

Question
You are creatng a table to store customer dat a. The AccountNumber column uses values that always consist of one leter and four digits. Which data type should you use for the AccountNumber column?
Answer
  • CHAR
  • BYTE
  • DOUBLE
  • SMALLINT

Question 64

Question
What is one diference between an update statement and a delete statement?
Answer
  • 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.

Question 65

Question
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 existng department. What should you apply to the Employee table?
Answer
  • A primary key
  • An index
  • A foreign key
  • A unique constraint
  • A data type

Question 66

Question
You need to store the irst name, last name, and student ID for 100 students. This informaton will be stored in a table as:
Answer
  • 100 items and three cells.
  • 100 rows and three columns.
  • three rows and 100 columns.
  • three items and 100 cells.

Question 67

Question
What are three valid data manipulaton language (DML) commands? (Choose three.)
Answer
  • INSERT
  • COMMIT
  • DELETE
  • OUTPUT
  • UPDATE

Question 68

Question
You assign User1 a set of permissions that include the WITH GRANT OPTION. The WITH GRANT OPTION enables User1 to:
Answer
  • request a log of permission use.
  • delegate permissions to other users.
  • create new database users.
  • view other users' permissions.

Question 69

Question
Which type of index changes the order in which the data is stored in a table?
Answer
  • non-sequental
  • sequental
  • non-clustered
  • clustered

Question 70

Question
Which statement should you use to remove a foreign key?
Answer
  • ALTER TABLE
  • DELETE TABLE
  • DELETE FOREIGN KEY
  • ALTER FOREIGN KEY

Question 71

Question
First normal form requires that a database excludes:
Answer
  • Foreign keys
  • Composite keys
  • Duplicate rows
  • Repeatng groups

Question 72

Question
You execute a statement inside a transacton to delete 100 rows from a table. The transacton fails afer only 40 rows are deleted. What is the result in the database?
Answer
  • The table will be corrupted.
  • Forty (40) rows will be deleted from the table.
  • The transacton will restart.
  • No rows will be deleted from the table.

Question 73

Question
You have a table that contains product IDs and product names. You need to write an UPDATE statement to change the name of a speciic product to glass. What should you include in the update statement?
Answer
  • SET ProduetName = 'glass'
  • LET ProduetName = 'glass'
  • EXEC ProduetName = 'glass'
  • ASSIGN ProduetName = 'glass'

Question 74

Question
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?
Answer
  • OptIon A
  • OptIon B
  • OptIon C
  • OptIon D

Question 75

Question
On which database structure does an insert statement operate?
Answer
  • Role
  • Trigger
  • User
  • Stored procedure
  • Table

Question 76

Question
You have a table of products with ields for ProductID, Name, and Price. You need to write an UPDATE statement that sets the value in the InStock ield to Yes for a speciic ProductID. Which clause should you use in your update statement?
Answer
  • THAT
  • WHERE
  • GROUP BY
  • HAVING

Question 77

Question
You have the following table deiniton: 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?
Answer
  • Option A
  • Option B
  • Option C
  • Option D

Question 78

Question
HOTSPOT Instructons: For each of the following statements, select Yes if the statement is true. Otherwise, select No. Each correct selecton is worth one point. A full database backup is a copy of all of the data in the entire database [blank_start]R[blank_end] A transaction log backup baciks up all the data in the database [blank_start]R[blank_end] A differential backup copies only data that was changed before tje last full backup [blank_start]R[blank_end] A file or filegroup restore specifies a portion of the database to recover [blank_start]R[blank_end]
Answer
  • Verdadero
  • Falso
  • Verdadero
  • Falso
  • Verdadero
  • Falso
  • Verdadero
  • Falso

Question 79

Question
HOTSPOT The following graphic shows the components of a SQL Server applicaton. You access the SQL Server applicaton through Internet Explorer. The [[blank_start]Answer Choice[blank_end]] computer is the first line of defense againts SQL injections and weak input validation. The [[blank_start]Answer Choice[blank_end]] computer should be formatted with NTFS to protec program, database, and log files from unauthorized access.
Answer
  • client
  • www.contoso.com
  • s01.contoso.com
  • client
  • www.contoso.com
  • s01.contoso.com

Question 80

Question
You have the database table named Cars as deined below:
Answer
  • 4
  • 5
  • 6
  • 7

Question 81

Question
You have a database table named SongInformaton as deined 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?

Question 82

Question
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:

Question 83

Question
This queston 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 deletons. Instructons: 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.
Answer
  • No change is needed
  • DROP TABLE
  • TRUNCATE TABLE
  • CREATE TABLE

Question 84

Question
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?
Answer
  • TRUNCATE
  • JOIN
  • EXCEPT
  • UNION

Question 85

Question
This queston requires that you evaluate the underlined text to determine if it is correct. [blank_start]The CREATE TABLE[blank_end] command removes one or more table deinitons and all data, indexes, triggers, constraints, and permission speciicatons for those tables. Instructons: 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
Answer
  • No change is needed
  • DROP TABLE
  • TRUNCATE TABLE
  • ALTER TABLE

Question 86

Question
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?
Answer
  • Primary key
  • Secondary key
  • Foreign key
  • Default Key

Question 87

Question
HOTSPOT You have the following table: Adding a [answer choice] on the FlightNumber column physically sorts rows in the by FlightNumber
Answer
  • foreing key
  • clustered index
  • noclustered index

Question 88

Question
HOTSPOT You have the following table: Adding a [answer choice] on the Airline column retrieves data faster, but will not physically sort rows in the table by Airline
Answer
  • foreing key
  • clustered index
  • noclustered index

Question 89

Question
While atending 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?
Answer
  • Foreing Key
  • Index Key
  • Link Key
  • Default Key

Question 90

Question
This question requires that you evaluate the underlined text to determine if it is correct. A view [can be used to ensure referental integrity]. Instructons: 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.
Answer
  • 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.

Question 91

Question
DRAG DROP 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 lef 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.
Answer
  • CREATE VIEW dbo.NorthAmericanMammal_View
  • GENERATE VIEW dbo.NorthAmericanMammal_Vi
  • AS JOIN a.Id , a.Name
  • AS SELECT a.Id, a.Name
  • FROM Animal a
  • JOIN Animal a

Question 92

Question
DRAG DROP You have a database table that stores information about school atendance. You have a data set that is defined as follows: You have the following requirements: StudentName must consist of a string of characters. GradeLevel must be only a whole number. DaysAbsent can have one number after the decimal. Match the data types to the column names.
Answer
  • VARCHAR
  • CHAR
  • INT
  • BIT
  • DECIMAL
  • DATETIME

Question 93

Question
The VARCHAR data type contains only numeric characters.
Answer
  • True
  • False

Question 94

Question
The NUMERIC data type contains only numbers that have decimal places.
Answer
  • True
  • False

Question 95

Question
The INT data type contains only whole numbers.
Answer
  • True
  • False

Question 96

Question
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. Instructons: 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.
Answer
  • No change is needed
  • Table
  • Index
  • Row

Question 97

Question
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. Instructons: 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.
Answer
  • No change is needed
  • Zero
  • Three
  • Six

Question 98

Question
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?
Answer
  • Nonclustered index
  • Primary key
  • Foreign key
  • Clustered index

Question 99

Question
DRAG DROP Your class project requires that you help a charity set up a website. The website collects informaton about volunteers. Each volunteer record must be uniquely identied. The following informaton 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. Instructons: To answer, drag the appropriate SQL statement from the column on the lef 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.
Answer
  • INT NOT NULL PRIMARY KEY
  • INT NOT NULL FOREING KEY
  • DATE NULL
  • TIMESTAMP NULL
  • IMAGE NULL
  • XML NULL

Question 100

Question
This queston 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. Instructons: 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.
Answer
  • No change is needed
  • UPDATE
  • INSERT
  • CREATE

Question 101

Question
You need to rename a column in a database table. Which data deiniton language (DDL) statement should you use?
Answer
  • ALTER
  • INSERT
  • CREATE
  • UPDATE

Question 102

Question
DRAG DROP You have two database tables as deined below. The First table contains informaton about students. The second table contains informaton about courses. The two tables are related by CourseID. Match the CourseName to the StudentName. Instructons: To answer, drag the appropriate CourseName from the column on the lef to its StudentName on the right. Each CourseName may be used once, more than once, or not at all. Each correct match is worth one point.
Answer
  • MATH
  • MATH
  • SCIENCE
  • MATH
  • SCIENCE
  • SCIENCE
  • GEOGRAPHY
  • READING
  • HISTORY
  • GEOGRAPHY
  • READING
  • HISTORY
  • GEOGRAPHY
  • READING
  • HISTORY

Question 103

Question
This question requires that you evaluate the underlined text to determine if it is correct. Use [indexing] to create, remove, or change database objects. Instructons: 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.
Answer
  • No change is needed.
  • Data manipulaton language (DML) statements
  • Data deiniton language (DDL) statements
  • A unique constraint

Question 104

Question
You need to add rows to a database table. Which Structured Query Language (SQL) keyword should you use?
Answer
  • JOIN
  • INSERT
  • CREATE
  • UPDATE

Question 105

Question
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?
Answer
  • INTERSECT
  • UNION
  • JOIN
  • TRUNCATE

Question 106

Question
You have a database table that contains the following columns, Which two Structured Query Language (SQL) statements can you use? (Choose two.)

Question 107

Question
This queston 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. Instructons: 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
Answer
  • No change is needed
  • INTERSECT
  • ALL
  • EXCEPT

Question 108

Question
You work at a restaurant and they ask you to help them with a data issue. They provide you with the following recipe data: (imag) You need to normalize the data to third normal form. How many tables should you create?
Answer
  • 1
  • 2
  • 3
  • 4

Question 109

Question
You accept an IT internship at a local charity. The charity has two tables in their data model named Chapter and Language, as deined below: (img) 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.)
Answer
  • ChapterId
  • LanguageId
  • Country
  • Region
  • City
  • LanguageName

Question 110

Question
HOT SPOT Instructons: For each of the following statements, select Yes if the statement is true. Otherwise, select No. Each correct selecton is worth one point. A clustered index sorts and stores the data columns of a table or view in order, based on the clustered index hey.
Answer
  • True
  • False

Question 111

Question
HOT SPOT Instructons: For each of the following statements, select Yes if the statement is true. Otherwise, select No. Each correct selecton is worth one point. A non-clustered index is defined on a table or view by using a clustered index or heap
Answer
  • True
  • False

Question 112

Question
HOT SPOT Instructons: For each of the following statements, select Yes if the statement is true. Otherwise, select No. Each correct selecton is worth one point. A unique index ensures that the index key contains no duplicate values and that every row in the table or view in unique
Answer
  • True
  • False

Question 113

Question
HOT SPOT Instructons: For each of the following statements, select Yes if the statement is true. Otherwise, select No. Each correct selecton is worth one point. A filtered index is a clustered index that is optimized for queries that select a small percentage of rows from a table
Answer
  • True
  • False

Question 114

Question
This queston requires that you evaluate theu nderlined text todetermine if it is correct. You combine data from three tables into one table. The new table includes redundancy to optmize read performance. The data in the new table has been denormalized. Instructons: Review the under lined text. If it makes the statement correct, select "Nochangeisneeded." If the statementisincorrect, select the answer choice that makes the statement correct.
Answer
  • No change is needed
  • Normalized
  • Truncated
  • Indexed

Question 115

Question
You need to delete a database table. Which data definition language (DDL) keyword should you use?
Answer
  • ALTER
  • DELETE
  • DROP
  • TRUNCATE

Question 116

Question
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.] Instructons: 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.
Answer
  • No change is needed
  • INSERT
  • REPLACE
  • SELECT

Question 117

Question
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?
Answer
  • 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

Question 118

Question
This queston 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. Instructons: 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.
Answer
  • Change is needed
  • Commit
  • Attach
  • Restore

Question 119

Question
This queston 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. Instructons: 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
Answer
  • No change is needed
  • GRANT SELECT
  • LET HEAD
  • PERMIT READ

Question 120

Question
You have a user that has server roles as deined below: The user can perfect [answer choice] actions on data that is on the serve
Answer
  • no
  • read-only
  • unlimited

Question 121

Question
You have a user that has server roles as deined below: The user can perfect [answer choice] actions on data that is on the serve
Answer
  • no
  • unlimited
  • configuration

Question 122

Question
The following illustraton shows backup strategies that use the simple recovery model and the full recovery model: Using the simple recovery model for database backups provides [answer choice] works-loss exposure than the full recovery model
Answer
  • less
  • more
  • the same

Question 123

Question
The following illustraton shows backup strategies that use the simple recovery model and the full recovery model: Using the simple recovery model for database backups provides [answer choice] log file backups than the full recovery model
Answer
  • less
  • more
  • the same

Question 124

Question
You can delete data by using a stored procedure
Answer
  • True
  • False

Question 125

Question
A function must have a return value
Answer
  • True
  • False

Question 126

Question
A stored procedure must have a return value
Answer
  • True
  • False

Question 127

Question
This queston 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. Instructons: 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
Answer
  • No change is needed
  • Queries
  • Stored procedures
  • Tables

Question 128

Question
You have two tables named Cars and Color as deined below. The two tables are related by ColorId.
Answer
  • 0
  • 2
  • 3
  • 6

Question 129

Question
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 transacton to ensure that the database has data integrity and referental integrity. Which statement should you use?
Answer

Question 130

Question
This queston 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 deletons. Instructons: 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.
Answer
  • No change is needed
  • DROP TABLE
  • TRUNCATE TABLE
  • CREATE TABLE

Question 131

Question
You work at a cofee 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 inancial functons against the charged amounts. Which data type should you recommend?
Answer
  • Money
  • Bit
  • Varchar
  • Binary

Question 132

Question
This queston requires that you evaluate the underlined text to determine if it is correct. [ A row holds informaton for a single record in a table.] Instructons: 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
Answer
  • No change is needed
  • Column
  • Data type
  • View

Question 133

Question
A SQL Server Login can use Windows Authentication
Answer
  • True
  • False

Question 134

Question
A SQL Server Role provides permissions at the server level
Answer
  • True
  • False

Question 135

Question
A SQL Server Login is granted permissions to database views only
Answer
  • True
  • False

Question 136

Question
This queston 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.] Instructons: 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.
Answer
  • No change is needed
  • 1433 and 1434
  • 411 and 412
  • 67 and 68

Question 137

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

Question 138

Question
You develop a database to store data about textbooks. The data must be stored to process at a later tme. Which database object should you use to store the data?
Answer
  • View
  • Table
  • Function
  • Stored procedure

Question 139

Question
This question requires that you evaluate the underlined text to determine if it is correct. [First normal form requires that a database excludes repeatng groups] Instructons: 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.
Answer
  • No change is needed.
  • Composite keys
  • Duplicate rows
  • Foreign keys

Question 140

Question
HOTSPOT You have two database tables as deined 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 [blank_start][answer choice][blank_end] in the State table
Image:
1 (image/png)
Answer
  • Index
  • Union
  • Foreing key
  • Primary key

Question 141

Question
HOTSPOT You have two database tables as deined 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 [blank_start][answer choice][blank_end] in the Address table
Image:
1 (image/png)
Answer
  • Primary Key
  • Foreing Key
  • UNION
  • Index

Question 142

Question
This queston requires that you evaluate the underlined text to determine if it is correct. Use the [blank_start]FROM keyword in a SELECT[blank_end] statement to return rows that meet a speciic conditon. Instructons: 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
Answer
  • No change is needed
  • ORDER BY
  • UNION
  • WHERE

Question 143

Question
A cluestered Index improves the perfomance of queries that [answer choice]
Answer
  • return large result set
  • return a range of values by using the = operator
  • do not use ORDER BY or GROUP BY clauses

Question 144

Question
A Clustered index improves the perfomances of queries on column that [answer choice]
Answer
  • are accessed randomly
  • are accessed sequentially
  • are not unique or contain many common values

Question 145

Question
You have the following SQL query SELECT * FROM dbo.ProAthlete WHERE Salary > 500000 The query takes too much tme to return data. You need to improve the performance of the query. Which item should you add to the Salary column?
Answer
  • Non-null constraint
  • Default constraint
  • Index
  • Foreign key
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