hardware and software

Question 1

what is a computer

Answer 1

a computer is a system of hardware and software that processes data in binary form

Question 2

difference between data and information

Answer 2

information is organised or processed data. Data values that there needs to be some work done and is not organised or does not make sense. Information values that there are result of some working and are organised and make sense.

Question 3

what is a hardware

Answer 3

physical devices or physical components of a computer

Question 4

what is a software

Answer 4

instructions that control the actions of a CPU

Question 5

define processing

Answer 5

the conversion of data to information

Question 6

define input

Answer 6

data from the user to the computer

Question 7

define output

Answer 7

data from the computer to the user

Question 8

define storage

Answer 8

holds data that is not in use

Question 9

what does the network do

Answer 9

sends data between computers or devices

Question 10

what happens when a device is loading

Answer 10

instructions being copied from the storage to the RAM

Question 11

what does RAM stand for

Answer 11

random-access memory

Question 12

what does ROM stand for

Answer 12

read-only memory

Question 13

what happens when a device is running

Answer 13

the processor carries out instructions in the RAM

Question 14

what are the 2 types of software

Answer 14

application softwares and system softwares

Question 15

define application software

Answer 15

serves the direct need of the user

Question 16

define system software

Answer 16

serves the needs of a computer

Question 17

what are some tasks the application softwares has to serve the user

Answer 17

work, communication, entertainment etc.

Question 18

examples of application software tasks

Answer 18

web browser, google, video games, email etc

Question 19

what are some tasks the system softwares has to serve the computer

Answer 19

performance, maintenance, security etc

Question 20

what is an operating system

Answer 20

a system software that runs in the background while a computer is on to ensure the computer is properly working.

Question 21

define compatibility

Answer 21

the ability of a software to be used with a specific OS

Question 22

what does the operating system manage

Answer 22

Processor, Memory, Storage, Input, Output, System Security, Utilities

Question 23

what does the processor do

Answer 23

Loads software and allocates RAM to running programs

Question 24

what does the storage do

Answer 24

Manages file and folder structures, swaps data with RAM, free space, avoids overlap of used space, combines split files

Question 25

what does the input/output do

Answer 25

Manages data flow between i/o devices and processor, identifies new hardware and loads the needed device driver

Question 26

what do the applications do

Answer 26

loading into RAM and running – allocates hardware resources

Question 27

what does the system security do

Answer 27

handles basic security – error logs, user logins and passwords

Question 28

what do the utilities do

Answer 28

System software for features not included in OS for additional security, management, device features and performance

Question 29

what is a computer system

Answer 29

a group of devices working together to store and process data, usually in binary form.