M4

Question 1

refers to those attributes of a system visible to a programmer.

Answer 1

Computer architecture

Question 2

refers to those attributes that have a direct impact on the logical
execution of a program.

Answer 2

Computer architecture

Question 3

refers to the operational units and their interconnection that
realize the architecture specification.

Answer 3

Computer organization

Question 4

is the way in which the components are interrelated.

Answer 4

Structure

Question 5

is the operation of each individual component as part of the structure.

Answer 5

Function

Question 6

controls the operation of the computer and performs its data processing functions.

Answer 6

CPU

Question 7

Some mechanism that provides for communication among CPU,

main memory, and I/O.

Answer 7

System Interconnection.

Question 8

controls the operation of the CPU and hence the computer

Answer 8

Control Unit

Question 9

performs computer’s data processing functions

Answer 9

ALU

Question 10

provides storage internal to the CPU.

Answer 10

Register

Question 11

Some mechanism that provides for communication among the
control unit, ALU, and register.

Answer 11

CPU Interconnection.

Question 12

is the electrically conducting path along which data is transmitted inside any digital
electronic device.

Answer 12

Bus

Question 13

allows data to travel back and forth between the microprocessor (CPU) and
memory (RAM).

Answer 13

Data bus

Question 14

The 80x86 processors use this bus to shuffle data between the various
components in a computer system.

Answer 14

Data bus.

Question 15

specifies the location of data in memory.

Answer 15

Address bus

Question 16

is an extensive collection of signals that control how the processor
communicates with the rest of the system.

Answer 16

Control bus

Question 17

control the direction of data on the data bus.

Answer 17

Read and write control lines

Question 18

allow 16, 32, and 64 bit processors to deal with smaller
chunks of data.

Answer 18

Byte enable lines control lines

Question 19

is used to select the desired memory or I/O devices by providing a unique
address that corresponds to one of the memory or I/O.

Answer 19

Address bus

Question 20

is used to carry control signals to and from the memory or I/O devices. It is
bi-directional.

Answer 20

Control bus

Question 21

Many computer manufacturers offer a family of computer model, all with the same
X but with differences in organization.

Answer 21

architecture

Question 22

An X may survive many years, but its X changes with changing
technology.

Answer 22

architecture

organization

Question 23

is a set of interrelated subsystem

Answer 23

A hierarchical system

Question 24

is essential to both their design and their

description.

Answer 24

The hierarchical nature of complex systems

Question 25

is an entity that interacts in some fashion with its external environment.

Answer 25

The computer