Quiz
Module 7
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Perguntas do quiz (10)
11) The relational data model portrays data as being stored in _____.
- Aa) Hierarchies
- Bb) Objects
- Cc) Tables
- Dd) Files
22) How a user conceptually organises and understands data is referred to as the _____.
- Aa) Physical view
- Bb) Data model view
- Cc) Logical view
- Dd) Data organisation view
33) What is each row in a relational database table called?
- Aa) Relational
- Bb) Anomaly
- Cc) Attribute
- Dd) Tuple
44) Which of the following is an individual user’s view of the database?
- Aa) Conceptual-level schema
- Bb) Internal-level schema
- Cc) External-level schema
- Dd) Logical-level schema
55) Which of the following would managers most likely use to retrieve information about sales during the month of October?
- Aa) DML
- Bb) DDL
- Cc) DSL
- Dd) DQL
66) Which of the following attributes would most likely be a primary key?
- Aa) Supplier name
- Bb) Supplier area code
- Cc) Supplier number
- Dd) Supplier account balance
77) Which of the following is a software program that runs a database system?
- Aa) DQL
- Bb) DML
- Cc) DBMS
- Dd) DDL
88) The constraint that all primary keys must have non-null data values is referred to as which of the following?
- Aa) Referential integrity rule
- Bb) Normalisation rule
- Cc) Entity integrity rule
- Dd) Relational data model rule
99) The constraint that all foreign keys must have either null values or the value of a primary key in another table is referred to as which of the following?
- Aa) Referential integrity rule
- Bb) Foreign key value rule
- Cc) Entity integrity rule
- Dd) Null value rule
1010) Which of the following attributes in the Cash receipts table (representing payments received from customers) would most likely be a foreign key?
- Aa) Cash receipt number
- Bb) Customer number
- Cc) Customer cheque number
- Dd) Cash receipt date
Informações
- Descrição
- accounting Quiz sobre Module 7, criado por Catherine Tumanguil em 02-11-2016.
- Autor
- Catherine Tumanguil
- Idioma
- English
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