Question 1

The ________ operation combines two tables .

Accepted Answer

The answer of The ________ operation combines two tables ....

Question 2

An XML file is an alternative notation for a database schema .

Accepted Answer

A) True 
 B)False

Question 3

The key field for a database of all students on a campus is probably the

Accepted Answer

A)  student's ID number 
B)  student's date of birth 
C)  student's address 
D)  student's last name 
A)  student's ID number 
B)  student's date of birth 
C)  student's address 
D)  student's last name

Question 4

The operations that transform a physical database into a logical one are ________ .

Accepted Answer

The answer of The operations that transform a physical database...

Question 5

Database ________ allow us to ask questions of a database in a way that lets the software find the answer for us .

Accepted Answer

The answer of Database ________ allow us to ask questions...

Question 6

The database scheme (or schema)

Accepted Answer

A)  specifies, for each attribute, its data type and whether or not it is the primary key 
B)  contains a list of attributes, one per row 
C)  succinctly describes a database table 
D)  All of these 
A)  specifies, for each attribute, its data type and whether or not it is the primary key 
B)  contains a list of attributes, one per row 
C)  succinctly describes a database table 
D)  All of these

Question 7

Select all that apply . Which of the following statements is(are) TRUE?

Accepted Answer

A)  A logical database is the permanent repository of the database . 
B)  A logical database is created fresh each time it is needed . 
C)  A logical database is another term for a physical database . 
D)  A logical database is created from existing information . 
A)  A logical database is the permanent repository of the database . 
B)  A logical database is created fresh each time it is needed . 
C)  A logical database is another term for a physical database . 
D)  A logical database is created from existing information .

Question 8

XML tags cannot contain

Accepted Answer

A)  numbers 
B)  uppercase letters 
C)  lowercase letters 
D)  spaces 
A)  numbers 
B)  uppercase letters 
C)  lowercase letters 
D)  spaces

Question 9

A(n) ________ is a correspondence between two tables of a database .

Accepted Answer

The answer of A(n) ________ is a correspondence between two...

Question 10

Inconsistency is the main reason to avoid redundancy of information in a database .

Accepted Answer

A) True 
 B)False

The ________ operation combines two tables .

An XML file is an alternative notation for a database schema .

The key field for a database of all students on a campus is probably the

The operations that transform a physical database into a logical one are ________ .

Database ________ allow us to ask questions of a database in a way that lets the software find the answer for us .

The database scheme (or schema)

Select all that apply . Which of the following statements is(are) TRUE?

XML tags cannot contain

A(n) ________ is a correspondence between two tables of a database .

Inconsistency is the main reason to avoid redundancy of information in a database .

Defining Information Technology

Exploring the Human-Computer Interface

The Basics of Networking

A Hypertext Markup Language Primer

Locating Information on the World Wide Web

An Introduction to Debugging

Representing Information Digitally

Representing Multimedia Digitally

Principles of Computer Operations

Algorithmic Thinking

Social Implications of IT

Privacy and Digital Security

The Basics of Spreadsheets

Advanced Spreadsheets for Planning

A Case Study in Database Organization

Fundamental Concepts Expressed in Javascript

A Javascript Program

Programming Functions

Iteration Principles

A Case Study in Algorithmic Problem Solving

Limits to Computation

A Fluency Summary

Filters

Exam 15: Introduction to Database Concepts

The ________ operation combines two tables .

An XML file is an alternative notation for a database schema .

The key field for a database of all students on a campus is probably the

The operations that transform a physical database into a logical one are ________ .

Database ________ allow us to ask questions of a database in a way that lets the software find the answer for us .

The database scheme (or schema)

Select all that apply . Which of the following statements is(are) TRUE?

XML tags cannot contain

A(n) ________ is a correspondence between two tables of a database .

Inconsistency is the main reason to avoid redundancy of information in a database .

Defining Information Technology

Exploring the Human-Computer Interface

The Basics of Networking

A Hypertext Markup Language Primer

Locating Information on the World Wide Web

An Introduction to Debugging

Representing Information Digitally

Representing Multimedia Digitally

Principles of Computer Operations

Algorithmic Thinking

Social Implications of IT

Privacy and Digital Security

The Basics of Spreadsheets

Advanced Spreadsheets for Planning

A Case Study in Database Organization

Fundamental Concepts Expressed in Javascript

A Javascript Program

Programming Functions

Iteration Principles

A Case Study in Algorithmic Problem Solving

Limits to Computation

A Fluency Summary

Filters