Question 1

Bandwidth is the number of bits or bytes that can be transmitted from one place to another in a fixed amount of time.

Accepted Answer

A) True 
 B)False

Question 2

The most popular audio format used today is the _______________ format.

Accepted Answer

The answer of The most popular audio format used today...

Question 3

Bandwidth is the term that describes the size of the wires connecting two computers in a network.

Accepted Answer

A) True 
 B)False

Question 4

In a signed-magnitude representation of numbers, there are two representations of zero.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following is a list of characters and the codes used to represent each one?

Accepted Answer

A)  Binary string 
B)  Character set 
C)  Scientific notation 
D)  Video codec 
E)  Binary value 
A)  Binary string 
B)  Character set 
C)  Scientific notation 
D)  Video codec 
E)  Binary value

Question 6

Which of the following characters are not represented in the ASCII character set?

Accepted Answer

A)  Uppercase letters (A-Z) 
B)  Lowercase letters (a-z) 
C)  Punctuation such as a period or comma 
D)  Cyrillic characters 
E)  Nonprintable characters such as ESC (escape) and DEL (delete) 
A)  Uppercase letters (A-Z) 
B)  Lowercase letters (a-z) 
C)  Punctuation such as a period or comma 
D)  Cyrillic characters 
E)  Nonprintable characters such as ESC (escape) and DEL (delete)

Question 7

Which audio format is the most popular today?

Accepted Answer

A)  WAV 
B)  AU 
C)  AIFF 
D)  VQF 
E)  MP3 
A)  WAV 
B)  AU 
C)  AIFF 
D)  VQF 
E)  MP3

Question 8

A character set is a list of characters and their numeric codes.

Accepted Answer

A) True 
 B)False

Question 9

The JPEG image format is best used for line art, while the GIF format is superior for photographic images.

Accepted Answer

A) True 
 B)False

Question 10

A(n) _______________ stores image information on a pixel-by-pixel basis.

Accepted Answer

raster-gra

Question 11

The term radix point is used instead of decimal point in bases other than 10.

Accepted Answer

A) True 
 B)False

Question 12

Keyword encoding is a type of text compression.

Accepted Answer

A) True 
 B)False

Question 13

What does pulse-code modulation (PCM) describe?

Accepted Answer

A)  The behavior of a continuous analog signal 
B)  The behavior of a digital signal, which jumps between two extremes 
C)  The behavior of a compressed signal 
D)  The loss of data as a signal degrades 
E)  The loss of data due to compression 
A)  The behavior of a continuous analog signal 
B)  The behavior of a digital signal, which jumps between two extremes 
C)  The behavior of a compressed signal 
D)  The loss of data as a signal degrades 
E)  The loss of data due to compression

Question 14

Networks have _______________ restrictions that limit the number of bytes that can be transmitted from one place to another in a fixed amount of time.

Accepted Answer

The answer of Networks have _______________ restrictions that limit the...

Question 15

In lossy data compression, the data can be retrieved without any loss of information.

Accepted Answer

A) True 
 B)False

Question 16

How many things can be represented using three bits?

Accepted Answer

A)  3 
B)  4 
C)  6 
D)  8 
E)  12 
A)  3 
B)  4 
C)  6 
D)  8 
E)  12

Question 17

What is the minimum number of bits needed to represent 6 things?

Accepted Answer

A)  2 
B)  3 
C)  4 
D)  6 
E)  8 
A)  2 
B)  3 
C)  4 
D)  6 
E)  8

Question 18

Every additional bit used doubles the number of things that can be represented by a binary string.

Accepted Answer

A) True 
 B)False

Question 19

What is color?

Accepted Answer

Color is our percept

Question 20

How many things can be represented using two bits?

Accepted Answer

A)  2 
B)  4 
C)  6 
D)  8 
E)  10 
A)  2 
B)  4 
C)  6 
D)  8 
E)  10

Bandwidth is the number of bits or bytes that can be transmitted from one place to another in a fixed amount of time.

The most popular audio format used today is the _______________ format.

Bandwidth is the term that describes the size of the wires connecting two computers in a network.

In a signed-magnitude representation of numbers, there are two representations of zero.

Which of the following is a list of characters and the codes used to represent each one?

Which of the following characters are not represented in the ASCII character set?

Which audio format is the most popular today?

A character set is a list of characters and their numeric codes.

The JPEG image format is best used for line art, while the GIF format is superior for photographic images.

A(n) _______________ stores image information on a pixel-by-pixel basis.

The term radix point is used instead of decimal point in bases other than 10.

Keyword encoding is a type of text compression.

What does pulse-code modulation (PCM) describe?

Networks have _______________ restrictions that limit the number of bytes that can be transmitted from one place to another in a fixed amount of time.

In lossy data compression, the data can be retrieved without any loss of information.

How many things can be represented using three bits?

What is the minimum number of bits needed to represent 6 things?

Every additional bit used doubles the number of things that can be represented by a binary string.

What is color?

How many things can be represented using two bits?

The Big Picture

Binary Values and Number Systems

Gates and Circuits

Computing Components

Low-Level Programming Languages and Pseudocode

Problem Solving and Algorithms

Abstract Data Types and Subprograms

Object-Oriented Design and High-Level Programming Languages

Operating Systems

File Systems and Directories

Information Systems

Artificial Intelligence

Simulation, Graphics, Gaming, and Other Applications

Networks

The World Wide Web

Computer Security

Limitations of Computing

broad concept of computer security and its importance in modern society.

Filters

Exam 3: Data Representation

Bandwidth is the number of bits or bytes that can be transmitted from one place to another in a fixed amount of time.

The most popular audio format used today is the _______________ format.

Bandwidth is the term that describes the size of the wires connecting two computers in a network.

In a signed-magnitude representation of numbers, there are two representations of zero.

Which of the following is a list of characters and the codes used to represent each one?

Which of the following characters are not represented in the ASCII character set?

Which audio format is the most popular today?

A character set is a list of characters and their numeric codes.

The JPEG image format is best used for line art, while the GIF format is superior for photographic images.

A(n) _______________ stores image information on a pixel-by-pixel basis.

The term radix point is used instead of decimal point in bases other than 10.

Keyword encoding is a type of text compression.

What does pulse-code modulation (PCM) describe?

Networks have _______________ restrictions that limit the number of bytes that can be transmitted from one place to another in a fixed amount of time.

In lossy data compression, the data can be retrieved without any loss of information.

How many things can be represented using three bits?

What is the minimum number of bits needed to represent 6 things?

Every additional bit used doubles the number of things that can be represented by a binary string.

What is color?

How many things can be represented using two bits?

The Big Picture

Binary Values and Number Systems

Gates and Circuits

Computing Components

Low-Level Programming Languages and Pseudocode

Problem Solving and Algorithms

Abstract Data Types and Subprograms

Object-Oriented Design and High-Level Programming Languages

Operating Systems

File Systems and Directories

Information Systems

Artificial Intelligence

Simulation, Graphics, Gaming, and Other Applications

Networks

The World Wide Web

Computer Security

Limitations of Computing

broad concept of computer security and its importance in modern society.

Filters