Unit 1

Question 1

What is meant by the term hardware?

Answer 1

physical components that make up a typical computer systems

Question 2

What are internal hardware devices?

Answer 2

1. motherboard
2. NIC
3. sound card
4. graphics card
5. RAM
6. ROM
7. internal storage
8. CPU

Question 3

Tell me about motherboard?

Answer 3

1. a printed circuit board found in all computer
2. allows CPU and other hardware to function and comminate with each other

Question 4

Tell me about RAM?

Answer 4

1. an internal chip
2. where data is store temporarily when running applications
   3.volatile ( contents are lost, when power is off)
3. stores data, files, part of OS that are currently in use

Question 5

Tell me about ROM?

Answer 5

1. memory used to store information that need to be permanent
2. can read only
3. non-volatile memory ( data is permanently store)
4. contain configuration data for computer system

Question 6

Tell me about CPU?

Answer 6

1. electronic circuit board in a computer
2. can execute instructions from computer system\

Question 7

What are two main components in CPU?

Answer 7

1. Arithmetic and Logic Unit ( ALU) -> carry out ALU operations
2. Control Unit (CU) -> FDE cycle are performed

Question 8

Tell me about NIC?

Answer 8

1. allows computer or any other devices to be connected to network
2. wireless or wired
3. Each NIC has it own MAC address

Question 9

Tell me about Graphics card?

Answer 9

1. allows computer to send graphical information to a video display device

Question 10

Tell me about Sound Card.

Answer 10

1. Integrated circuit board
2. Provide a computer with the ability to produce sound