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T2 System Unit

Total questions: 10

Worksheet time: 6mins

Name
Class
Date
1.

What parts is this?

a)

memory

b)

computer

c)

system unit

d)

processor

2.

Identify the name of the circuit that controls the timing of all computer operations.

a)

System circuit.

b)

Digital clock

c)

Computer chip.

d)

System clock.

3.

What is this device?

a)

RAM.

b)

CPU.

c)

Hard disk.

d)

Motherboard.

4.

Select the type of bus that connect CPU and RAM/memory.

a)

Expansion bus.

b)

Interpolated bus.

c)

System bus.

d)

Index bus.

5.

Select a port that provide high-speed network connection

a)

Firewire port

b)

HDMI port

c)

Thunderbolt port

d)

Ethernet port

6.

Expansion slots are used to insert an expansion card, which provides additional features to a computer such as video, sound, advanced graphics, Ethernet or memory.

a)

TRUE

b)

FALSE

7.

What parts is this?

a)

power supply

b)

cpu socket

c)

hard disk

d)

memory

8.

Choose the CORRECT statement about power supply.

a)

Laptops have internal power supply inside the system unit.

b)

It connects CPU to other components on the motherboard

c)

Desktop computers have a power supply unit.

d)

Power supply is to convert direct current to alternating current.

9.

What is the maximum number of values that can be represented in 8 bits?

a)

255

b)

256

c)

65,536

d)

128

10.
ASCII uses one byte per character. Unicode uses how many bytes per character?
a)
2 bytes per character.
b)
3 bytes per character.
c)
4 bytes per character.