Question 1

Another name for the condition code register is the instruction decode register.

Accepted Answer

A) True 
 B)False

Question 2

Control buses differ from other system buses in that control bus signals are unidirectional.

Accepted Answer

A) True 
 B)False

Question 3

Loading __________.

Accepted Answer

A)  occurs only for TTL devices 
B)  is a problem only for parallel signal buses 
C)  refers to how inputs affect the operation of the outputs to which they are connected 
D)  all of the above 
A)  occurs only for TTL devices 
B)  is a problem only for parallel signal buses 
C)  refers to how inputs affect the operation of the outputs to which they are connected 
D)  all of the above

Question 4

The control bus and memories share a bidirectional relationship in a typical microcomputer system.

Accepted Answer

A) True 
 B)False

Question 5

Multitasking operating systems requires hardware support from the CPU.

Accepted Answer

A) True 
 B)False

Question 6

Normal processor operation can be temporarily suspended by_________.

Accepted Answer

A)  hardware interrupts 
B)  software exceptions 
C)  bus requests 
D)  all of the above 
A)  hardware interrupts 
B)  software exceptions 
C)  bus requests 
D)  all of the above

Question 7

The interrupt- driven I/O scheme overcomes the problems associated with polled I/O by communicating with the CPU through the address bus.

Accepted Answer

A) True 
 B)False

Question 8

Processors typically use only one addressing mode to standardize how data is stored and accessed in a system.

Accepted Answer

A) True 
 B)False

Question 9

The instructions contained in ROM as part of a computer's own operating instructions are referred to as _________.

Accepted Answer

A)  assembly language instructions 
B)  firmware 
C)  BASIC interpreter instructions 
D)  machine language code 
A)  assembly language instructions 
B)  firmware 
C)  BASIC interpreter instructions 
D)  machine language code

Question 10

A compiler _________.

Accepted Answer

A)  converts machine code into assembly language 
B)  converts assembly language into a high- level language 
C)  allows machine code for one processor to run on another processor 
D)  converts a high- level language to machine code 
A)  converts machine code into assembly language 
B)  converts assembly language into a high- level language 
C)  allows machine code for one processor to run on another processor 
D)  converts a high- level language to machine code

Question 11

Some types of common microcontroller peripherals include _________.

Accepted Answer

A)  phase- locked loops 
B)  memory 
C)  quadrature encoders 
D)  all of the above 
A)  phase- locked loops 
B)  memory 
C)  quadrature encoders 
D)  all of the above

Question 12

A memory management unit performs all of the following tasks except _________.

Accepted Answer

A)  bus buffering 
B)  address translation for virtual memory 
C)  cache control 
D)  wait state generation 
A)  bus buffering 
B)  address translation for virtual memory 
C)  cache control 
D)  wait state generation

Question 13

The states a tri- state output can assume are_________.

Accepted Answer

A)  LOW, HIGH, and high- impedance 
B)  input, output, and bidirectional 
C)  active- HIGH, active- LOW, and complemented 
D)  LOW, HIGH, and low- impedance 
A)  LOW, HIGH, and high- impedance 
B)  input, output, and bidirectional 
C)  active- HIGH, active- LOW, and complemented 
D)  LOW, HIGH, and low- impedance

Question 14

Interfaces that allow computers to transfer data to and from external devices are called data buffers

Accepted Answer

A) True 
 B)False

Question 15

Logic devices whose outputs must share signal lines with the outputs of other devices must have tri- state of open collector outputs to avoid bus contention.

Accepted Answer

A) True 
 B)False

Question 16

Microcontrollers are most often used to build systems that will run application software.

Accepted Answer

A) True 
 B)False

Question 17

One type of system service provided by a multitasking operating system is passing messages between system processes.

Accepted Answer

A) True 
 B)False

Question 18

When the fanout of a device is exceeded the device may not meet its output voltage or timing specifications.

Accepted Answer

A) True 
 B)False

Question 19

Special subroutine that contains instructions to process interrupts and exceptions are called programmable interrupt controllers.

Accepted Answer

A) True 
 B)False

Question 20

Loading problems are typically caused by _________.

Accepted Answer

A)  noisy supply voltages 
B)  fan- in 
C)  overclocking 
D)  fanout 
A)  noisy supply voltages 
B)  fan- in 
C)  overclocking 
D)  fanout

Another name for the condition code register is the instruction decode register.

Control buses differ from other system buses in that control bus signals are unidirectional.

Loading __________.

The control bus and memories share a bidirectional relationship in a typical microcomputer system.

Multitasking operating systems requires hardware support from the CPU.

Normal processor operation can be temporarily suspended by_________.

The interrupt- driven I/O scheme overcomes the problems associated with polled I/O by communicating with the CPU through the address bus.

Processors typically use only one addressing mode to standardize how data is stored and accessed in a system.

The instructions contained in ROM as part of a computer's own operating instructions are referred to as _________.

A compiler _________.

Some types of common microcontroller peripherals include _________.

A memory management unit performs all of the following tasks except _________.

The states a tri- state output can assume are_________.

Interfaces that allow computers to transfer data to and from external devices are called data buffers

Logic devices whose outputs must share signal lines with the outputs of other devices must have tri- state of open collector outputs to avoid bus contention.

Microcontrollers are most often used to build systems that will run application software.

One type of system service provided by a multitasking operating system is passing messages between system processes.

When the fanout of a device is exceeded the device may not meet its output voltage or timing specifications.

Special subroutine that contains instructions to process interrupts and exceptions are called programmable interrupt controllers.

Loading problems are typically caused by _________.

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

Another name for the condition code register is the instruction decode register.

Control buses differ from other system buses in that control bus signals are unidirectional.

Loading __________.

The control bus and memories share a bidirectional relationship in a typical microcomputer system.

Multitasking operating systems requires hardware support from the CPU.

Normal processor operation can be temporarily suspended by_________.

The interrupt- driven I/O scheme overcomes the problems associated with polled I/O by communicating with the CPU through the address bus.

Processors typically use only one addressing mode to standardize how data is stored and accessed in a system.

The instructions contained in ROM as part of a computer's own operating instructions are referred to as _________.

A compiler _________.

Some types of common microcontroller peripherals include _________.

A memory management unit performs all of the following tasks except _________.

The states a tri- state output can assume are_________.

Interfaces that allow computers to transfer data to and from external devices are called data buffers

Logic devices whose outputs must share signal lines with the outputs of other devices must have tri- state of open collector outputs to avoid bus contention.

Microcontrollers are most often used to build systems that will run application software.

One type of system service provided by a multitasking operating system is passing messages between system processes.

When the fanout of a device is exceeded the device may not meet its output voltage or timing specifications.

Special subroutine that contains instructions to process interrupts and exceptions are called programmable interrupt controllers.

Loading problems are typically caused by _________.

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