Additional Notes

Question 1

Produce an electronic version of an output.

Answer 1

Softcopy Output Devices

Question 2

Used to display video and graphics information generated by the computer through the video card

Answer 2

Monitors

Question 3

Thin, flat electronic visual displays that use the light modulating properties of liquid crystals

Answer 3

LCD Monitor

Question 4

Thin and flat monitors widely used in televisions

Answer 4

Plasma Monitor

Question 5

Produce a physical form of output.

Answer 5

Hard Copy Output Devices

Question 6

A device that takes text and graphics information obtained from a computer and prints it on a paper

Answer 6

Printers

Question 7

The print head has several tiny nozzles, also called jets.

Answer 7

Inkjet printers

Question 8

A volatile storage area that is used to store data temporarily, so that it can be promptly accessed by the processor

Answer 8

Random Access Memory (RAM)

Question 9

Extremely high capacity optical disk with storage capacity

Answer 9

DVD-ROM

Question 10

Data storage device that can automatically load and unload optical disks

Answer 10

CD-ROM Jukebox

Question 11

A computer memory that provides quick access to the data currently being used for processing

Answer 11

Registers

Question 12

Stores the address of the data or instruction to be fetched from the main memory

Answer 12

MAR

Question 13

Stores the data or instruction fetched from the memory

Answer 13

MBR

Question 14

Stores the instructions currently being executed

Answer 14

IR

Question 15

Used to transfer data or instructions to or from an I/O device

Answer 15

I/O register

Question 16

Stores the address of the next instruction to be executed

Answer 16

PC

Question 17

To execute an instruction, a processor follows a set of basic operations

Answer 17

Instruction cycle

Question 18

Retrieving an instruction or data from memory

Answer 18

Fetch

Question 19

Interpreting the instruction

Answer 19

Decode

Question 20

Running the corresponding commands to process data

Answer 20

Execute

Question 21

Writing the results of processing into memory

Answer 21

Store

Question 22

Provides functions for transferring data between the execution unit of the CPU and other components of the computer system that lie outside the CPU

Answer 22

Bus Interface

Question 23

Set of commands that instructs the processor to perform specific tasks

Answer 23

Instruction set

Question 24

Controls the timing of all operations within the computer

Answer 24

System clock

Question 25

Is a technique with which the processor can fetch the second instruction before completing the execution of the first instruction

Answer 25

Pipelining

Question 26

Processors that can execute more than one instruction per clock cycle

Answer 26

Superscalar processors

Question 27

Multiple processors can be used simultaneously to execute a single program or task

Answer 27

Parallel processing

Question 28

Hardware bear more responsibility than the software so that the software can be simple and easy

Answer 28

CISC Computers

Question 29

Utilizes a small but highly optimized set of instructions

Answer 29

RISC Computers