Question 1

A device that can be used as a simple wait state generator is__________.

Accepted Answer

A)  parallel- in serial- out shift register 
B)  parallel- in parallel- out shift register 
C)  serial- in serial- out shift register 
D)  serial- in parallel- out shift register 
A)  parallel- in serial- out shift register 
B)  parallel- in parallel- out shift register 
C)  serial- in serial- out shift register 
D)  serial- in parallel- out shift register

Question 2

Microcontrollers use ADCs and DACs to interact with the analog world.

Accepted Answer

A) True 
 B)False

Question 3

All the following are examples of application software except_________ 	.

Accepted Answer

A)  hardware drivers 
B)  word processors 
C)  database programs 
D)  video games 
A)  hardware drivers 
B)  word processors 
C)  database programs 
D)  video games

Question 4

The addressing mode that is used by branching instructions is_________ 	.

Accepted Answer

A)  indirect addressing 
B)  relative addressing 
C)  indexed addressing 
D)  absolute addressing 
A)  indirect addressing 
B)  relative addressing 
C)  indexed addressing 
D)  absolute addressing

Question 5

One role of the operating system is to schedule and allocate system resources.

Accepted Answer

A) True 
 B)False

Question 6

The control bus signals of a processor differ from address and data bus signals in that they_________

Accepted Answer

A)  must always be buffered 
B)  operate at different logic level voltages 
C)  are always active- LOW 
D)  vary in characteristic, nature, and function from each other 
A)  must always be buffered 
B)  operate at different logic level voltages 
C)  are always active- LOW 
D)  vary in characteristic, nature, and function from each other

Question 7

Computers use FIFO (first- in, first- out) memory for __________.

Accepted Answer

A)  the system stack 
B)  caching data 
C)  special data structures called queues 
D)  memory- mapped I/O 
A)  the system stack 
B)  caching data 
C)  special data structures called queues 
D)  memory- mapped I/O

Question 8

Which of the following devices is normally bidirectional?

Accepted Answer

A)  monitor 
B)  keyboard 
C)  disk drive 
D)  printer 
A)  monitor 
B)  keyboard 
C)  disk drive 
D)  printer

Question 9

Microcontrollers integrate common peripherals with a _________.

Accepted Answer

A)  memory management unit 
B)  power supply 
C)  processor core 
D)  precision oscillator 
A)  memory management unit 
B)  power supply 
C)  processor core 
D)  precision oscillator

Question 10

One drawback of buffers is that they increase the propagation delay of signals passing through them.

Accepted Answer

A) True 
 B)False

Question 11

Buffers are used to ensure that the power dissipation of a device driving multiple loads is not exceeded.

Accepted Answer

A) True 
 B)False

Question 12

The two classes of devices that computer systems use to hold information are memory devices and storage devices.

Accepted Answer

A) True 
 B)False

Question 13

All of the following are basic elements of the microprocessor except_________.

Accepted Answer

A)  arithmetic logic unit 
B)  memory management unit 
C)  register array 
D)  timing and control unit 
A)  arithmetic logic unit 
B)  memory management unit 
C)  register array 
D)  timing and control unit

Question 14

An I/O port can be _________.

Accepted Answer

A)  an input, output, or both 
B)  direct or memory mapped 
C)  serial or parallel 
D)  all of the above 
A)  an input, output, or both 
B)  direct or memory mapped 
C)  serial or parallel 
D)  all of the above

Question 15

BIOS memory _________.

Accepted Answer

A)  contains the computer operating system 
B)  contains the same code for all computer systems 
C)  must retain information when power is removed 
D)  all of the above 
A)  contains the computer operating system 
B)  contains the same code for all computer systems 
C)  must retain information when power is removed 
D)  all of the above

Question 16

A bus that will automatically insert wait states unless a signal indicates that it should terminate the bus cycle is _________.

Accepted Answer

A)  asynchronous 
B)  quasi- synchronous 
C)  semi- synchronous 
D)  synchronous 
A)  asynchronous 
B)  quasi- synchronous 
C)  semi- synchronous 
D)  synchronous

Question 17

The object manipulated by a processor instruction is called the operand.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following is a typical microcomputer input device?

Accepted Answer

A)  monitor 
B)  printer 
C)  plotter 
D)  keyboard 
A)  monitor 
B)  printer 
C)  plotter 
D)  keyboard

Question 19

What is polled I/O and what is its major characteristic?

Accepted Answer

A)  Individual I/O devices regularly send inquiries to the CPU to see if it is available for a specific I/O operation; if the CPU is available, the I/O device then proceeds to carry out its operation. 
B)  Each individual I/O device is checked sequentially on a regular basis to see if it needs to be serviced. This slows down the CPU operation. 
C)  Each individual I/O device is checked sequentially on a regular basis to see if it needs to be serviced. This speeds up the I/O process. 
D)  Each individual I/O device is serviced sequentially on a regular basis. This speeds up the I/O process. 
A)  Individual I/O devices regularly send inquiries to the CPU to see if it is available for a specific I/O operation; if the CPU is available, the I/O device then proceeds to carry out its operation. 
B)  Each individual I/O device is checked sequentially on a regular basis to see if it needs to be serviced. This slows down the CPU operation. 
C)  Each individual I/O device is checked sequentially on a regular basis to see if it needs to be serviced. This speeds up the I/O process. 
D)  Each individual I/O device is serviced sequentially on a regular basis. This speeds up the I/O process.

Question 20

The address register generates the sequence of memory addresses from which program instructions are taken.

Accepted Answer

A) True 
 B)False

A device that can be used as a simple wait state generator is__________.

Microcontrollers use ADCs and DACs to interact with the analog world.

All the following are examples of application software except_________ .

The addressing mode that is used by branching instructions is_________ .

One role of the operating system is to schedule and allocate system resources.

The control bus signals of a processor differ from address and data bus signals in that they_________

Computers use FIFO (first- in, first- out) memory for __________.

Which of the following devices is normally bidirectional?

Microcontrollers integrate common peripherals with a _________.

One drawback of buffers is that they increase the propagation delay of signals passing through them.

Buffers are used to ensure that the power dissipation of a device driving multiple loads is not exceeded.

The two classes of devices that computer systems use to hold information are memory devices and storage devices.

All of the following are basic elements of the microprocessor except_________.

An I/O port can be _________.

BIOS memory _________.

A bus that will automatically insert wait states unless a signal indicates that it should terminate the bus cycle is _________.

The object manipulated by a processor instruction is called the operand.

Which of the following is a typical microcomputer input device?

What is polled I/O and what is its major characteristic?

The address register generates the sequence of memory addresses from which program instructions are taken.

Introductory Concepts

Number Systems, Operations, and Codes

Logic Gates

Boolean Algebra and Logic Simplification

Combinational Logic Analysis

Functions of Combinational Logic

Latches, Flip-Flops, and Timers

Shift Registers

Counters

Programmable Logic

Data Storage

Signal Conversion and Processing

Data Transmission

Integrated Circuit Technologies

Filters

Exam 14: Data Processing and Control

A device that can be used as a simple wait state generator is__________.

Microcontrollers use ADCs and DACs to interact with the analog world.

All the following are examples of application software except_________ .

The addressing mode that is used by branching instructions is_________ .

One role of the operating system is to schedule and allocate system resources.

The control bus signals of a processor differ from address and data bus signals in that they_________

Computers use FIFO (first- in, first- out) memory for __________.

Which of the following devices is normally bidirectional?

Microcontrollers integrate common peripherals with a _________.

One drawback of buffers is that they increase the propagation delay of signals passing through them.

Buffers are used to ensure that the power dissipation of a device driving multiple loads is not exceeded.

The two classes of devices that computer systems use to hold information are memory devices and storage devices.

All of the following are basic elements of the microprocessor except_________.

An I/O port can be _________.

BIOS memory _________.

A bus that will automatically insert wait states unless a signal indicates that it should terminate the bus cycle is _________.

The object manipulated by a processor instruction is called the operand.

Which of the following is a typical microcomputer input device?

What is polled I/O and what is its major characteristic?

The address register generates the sequence of memory addresses from which program instructions are taken.

Introductory Concepts

Number Systems, Operations, and Codes

Logic Gates

Boolean Algebra and Logic Simplification

Combinational Logic Analysis

Functions of Combinational Logic

Latches, Flip-Flops, and Timers

Shift Registers

Counters

Programmable Logic

Data Storage

Signal Conversion and Processing

Data Transmission

Integrated Circuit Technologies

Filters