Question 1

Which of the following is NOT used to enter data into a computer through its input unit?

Accepted Answer

A)  printer/plotter 
B)  magnetic disk 
C)  punched cards 
D)  keyboard 
A)  printer/plotter 
B)  magnetic disk 
C)  punched cards 
D)  keyboard

Question 2

The name of the computer unit that sends appropriate signals to all the other units to cause a specific instruction to be executed is the:

Accepted Answer

A)  arithmetic/logic unit. 
B)  output unit. 
C)  memory unit. 
D)  control unit. 
A)  arithmetic/logic unit. 
B)  output unit. 
C)  memory unit. 
D)  control unit.

Question 3

What is the symbol for the period of a waveform?

Accepted Answer

A)  P 
B)  T 
C)  X 
D)  Y 
A)  P 
B)  T 
C)  X 
D)  Y

Question 4

Minicomputers can handle more data than mainframes.

Accepted Answer

A) True 
 B)False

Question 5

Parallel data transmission requires one transmission line per bit.

Accepted Answer

A) True 
 B)False

Question 6

What is the name of a two- axis graph, with a horizontal axis representing time, that displays pulse waveforms?

Accepted Answer

A)  a frequency graph 
B)  a digital graph 
C)  an analog graph 
D)  a timing diagram 
A)  a frequency graph 
B)  a digital graph 
C)  an analog graph 
D)  a timing diagram

Question 7

A(n) ___________	quantity varies in proportion to a voltage or current.

Accepted Answer

The answer of A(n) ___________	quantity varies in proportion to a...

Question 8

A set of instructions that tell a computer exactly what to do is called a(n):

Accepted Answer

A)  memory unit. 
B)  program. 
C)  control unit. 
D)  arithmetic/logic unit. 
A)  memory unit. 
B)  program. 
C)  control unit. 
D)  arithmetic/logic unit.

Question 9

It is difficult to store digital data.

Accepted Answer

A) True 
 B)False

Question 10

A graph representing voltage as a function of time is called a timing diagram.

Accepted Answer

A) True 
 B)False

Question 11

A computer's___________unit takes instructions from the memory unit and interprets them.

Accepted Answer

The answer of A computer's___________unit takes instructions from the memory...

Question 12

Serial data transmission requires only two transmission lines.

Accepted Answer

A) True 
 B)False

Question 13

The logic analysis of a digital circuit is used to determine how the circuit responds to a binary (0 or1) input rather than an actual input voltage.

Accepted Answer

A) True 
 B)False

Question 14

Digital systems process only two numbering systems.

Accepted Answer

A) True 
 B)False

Question 15

The microprocessor's logic, memory, and input/output circuits are collectively referred to as:

Accepted Answer

A)  microprocessor packaging. 
B)  semiconductor modules. 
C)  microcomputers. 
D)  microprocessor power supply. 
A)  microprocessor packaging. 
B)  semiconductor modules. 
C)  microcomputers. 
D)  microprocessor power supply.

Question 16

In a typical digital system, 4.5 V and 3.1 V represent different binary levels.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following voltage ranges would most likely be used to represent a binary zero in a typical digital circuit?

Accepted Answer

A)  0.8 V - 4 V 
B)  0 V - 2 V 
C)  2 V - 5 V 
D)  0 V - 0.8 V 
A)  0.8 V - 4 V 
B)  0 V - 2 V 
C)  2 V - 5 V 
D)  0 V - 0.8 V

Question 18

What is the binary number before 10110102 in the counting sequence?

Accepted Answer

A)  10110012  
B)  10110002  
C)  10110112  
D)  10111002 
A)  10110012  
B)  10110002  
C)  10110112  
D)  10111002

Question 19

In___________data transmission, a single conductor is used.

Accepted Answer

The answer of In___________data transmission, a single conductor is used....

Question 20

Analog circuits are also called logic circuits.

Accepted Answer

A) True 
 B)False

Which of the following is NOT used to enter data into a computer through its input unit?

The name of the computer unit that sends appropriate signals to all the other units to cause a specific instruction to be executed is the:

What is the symbol for the period of a waveform?

Minicomputers can handle more data than mainframes.

Parallel data transmission requires one transmission line per bit.

What is the name of a two- axis graph, with a horizontal axis representing time, that displays pulse waveforms?

A(n) ___________ quantity varies in proportion to a voltage or current.

A set of instructions that tell a computer exactly what to do is called a(n):

It is difficult to store digital data.

A graph representing voltage as a function of time is called a timing diagram.

A computer's___________unit takes instructions from the memory unit and interprets them.

Serial data transmission requires only two transmission lines.

The logic analysis of a digital circuit is used to determine how the circuit responds to a binary (0 or1) input rather than an actual input voltage.

Digital systems process only two numbering systems.

The microprocessor's logic, memory, and input/output circuits are collectively referred to as:

In a typical digital system, 4.5 V and 3.1 V represent different binary levels.

Which of the following voltage ranges would most likely be used to represent a binary zero in a typical digital circuit?

What is the binary number before 1011010₂in the counting sequence?

In___________data transmission, a single conductor is used.

Analog circuits are also called logic circuits.

Number Systems and Codes

Describing Logic Circuits

Combinational Logic Circuits

Flip-Flops and Related Devices

Digital Arithmetic: Operations and Circuits

Counters and Registers

Integrated-Circuit Logic Families

MSI Logic Circuits

Digital System Projects Using HDL

Interfacing With the Analog World

Memory Devices

Programmable Logic Device Architectures

Filters

Exam 1: Introductory Concepts

Which of the following is NOT used to enter data into a computer through its input unit?

The name of the computer unit that sends appropriate signals to all the other units to cause a specific instruction to be executed is the:

What is the symbol for the period of a waveform?

Minicomputers can handle more data than mainframes.

Parallel data transmission requires one transmission line per bit.

What is the name of a two- axis graph, with a horizontal axis representing time, that displays pulse waveforms?

A(n) ___________ quantity varies in proportion to a voltage or current.

A set of instructions that tell a computer exactly what to do is called a(n):

It is difficult to store digital data.

A graph representing voltage as a function of time is called a timing diagram.

A computer's___________unit takes instructions from the memory unit and interprets them.

Serial data transmission requires only two transmission lines.

The logic analysis of a digital circuit is used to determine how the circuit responds to a binary (0 or1) input rather than an actual input voltage.

Digital systems process only two numbering systems.

The microprocessor's logic, memory, and input/output circuits are collectively referred to as:

In a typical digital system, 4.5 V and 3.1 V represent different binary levels.

Which of the following voltage ranges would most likely be used to represent a binary zero in a typical digital circuit?

What is the binary number before 10110102 in the counting sequence?

In___________data transmission, a single conductor is used.

Analog circuits are also called logic circuits.

Number Systems and Codes

Describing Logic Circuits

Combinational Logic Circuits

Flip-Flops and Related Devices

Digital Arithmetic: Operations and Circuits

Counters and Registers

Integrated-Circuit Logic Families

MSI Logic Circuits

Digital System Projects Using HDL

Interfacing With the Analog World

Memory Devices

Programmable Logic Device Architectures

Filters

What is the binary number before 1011010₂in the counting sequence?