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How Computers work

Total soal: 40

Worksheet time: 14mins

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Kelas
Tanggal
1.
The CPU is often refered to as
a)
The heart of the computer
b)
The brains of the computer
c)
The main part of the computer
d)
The memory of the computer
2.
During the 'fetch' stage, the CPU…
a)
Fetches data from the keyboard
b)
Fetches date and instructions form the hard disk
c)
Fetches data and instructions from main memory
d)
Fetches data from the memory stick
3.
When the CPU fetches data, it makes use of a hardware path called a…
a)
Route
b)
Channel
c)
Coach
d)
Bus
4.
During the 'decode' part of the processing cycle the CPU…
a)
Decodes the data from the hard disk
b)
Decodes the instruction that has just been fetched
c)
Stores the instruction it has just fetched
d)
Codes the instruction it has just fetched
5.
The 'control unit' is part of the CPU
a)
true
b)
false
6.
The control unit controls the input and output of data so that the signals go to the right place at the right time
a)
true
b)
false
7.
The control unit controls the flow of data in the CPU
a)
true
b)
false
8.
The CPU clock speed is measured in cycles per hour
a)
true
b)
false
9.
A CPU which is able to carry out five billion instructions per second would have a clock speed running at…
a)
5GHz
b)
5MHz
c)
5KHz
d)
5MB
10.
With every tick of its internal clock, a CPU is able to process one piece of data or execute one instruction
a)
true
b)
false
11.

Level 3 cache is faster to process than level 1 cache memory

a)

true

b)

false

12.

During the 'execute' phase the CPU carry out what task?

a)

Load data from memory

b)

Write data to memory

c)

Do a calculation or Logic operation via the CLU

d)

Halt the program

e)

Any of these tasks

13.

What kind of peripheral device is a monitor ?

a)

Input

b)

Output

c)

Storage

d)

Input/Output

14.

What kind of peripheral device is a keyboard ?

a)

Input

b)

Output

c)

Storage

d)

Input/Output

15.

What kind of peripheral device is a hard drive ?

a)

Input

b)

Output

c)

Storage

d)

Input/Output

16.

What kind of peripheral device is a touch screen?

a)

Input

b)

Output

c)

Storage

d)

Input/Output

17.

What kind of peripheral device is a microphone?

a)

Input

b)

Output

c)

Storage

d)

Input/Output

18.

What kind of peripheral device is a webcam?

a)

Input

b)

Output

c)

Storage

d)

Input/Output

19.

What kind of peripheral device is a 3D Printer?

a)

Input

b)

Output

c)

Storage

d)

Input/Output

20.

What kind of peripheral device is a Blue-Ray Disk Drive?

a)

Input

b)

Output

c)

Storage

d)

Input/Output

21.

What kind of peripheral device is a Headset?

a)

Input

b)

Output

c)

Storage

d)

Input/Output

22.

What kind of peripheral device is a Games Controller?

a)

Input

b)

Output

c)

Storage

d)

Input/Output

23.

Which is the largest?

a)

1 Bit

b)

1GB

c)

1 Nibble

d)

1MB

24.

Which is the smallest?

a)

1TB

b)

1GB

c)

1 Nibble

d)

1MB

25.

What is the correct binary code to represent this line from a bitmap image if Black = 1 and White = 0

a)

11001010

b)

01001010

c)

10110101

d)

0011101

26.

What is the correct binary code to represent this line from a bitmap image if Black = 1 and White = 0

a)

11001010

b)

01001010

c)

10110101

d)

11001101

27.

What is the correct binary code to represent this line from a bitmap image if Black = 1 and White = 0

a)

10010110

b)

01101001

c)

01001010

d)

11001101

28.

Using ASCII to encode what character will be represented by the number 100?

a)

D

b)

e

c)

d

d)

z

29.

Roughly how many bits does it take to store a single character of text using ASCII?

a)

1 KiloByte

b)

1 Byte

c)

1 Nibble

d)

1 Bit

30.

What piece of Network Hardware is this?

a)

Router

b)

NIC (Network Interface card)

c)

Server

d)

Ethernet Cable

31.

What piece of Network Hardware is this?

a)

Router

b)

NIC (Network Interface card)

c)

Server

d)

Ethernet Cable

32.

What piece of Network Hardware is this?

a)

Router

b)

NIC (Network Interface card)

c)

Server

d)

Ethernet Cable

33.

What piece of Network Hardware is this?

a)

Router

b)

NIC (Network Interface card)

c)

Server

d)

Ethernet Cable

34.

Which fact about Wireless Networks (WiFi) is NOT true?

a)

Wireless Networks are more expensive to set up than wired networks

b)

Wireless Networks are faster than wired networks

c)

Wireless Networks are easier to set up than wired networks

d)

Wireless Networks are less secure than wired networks

35.

Which Computer Component is responsible for processing data?

a)

RAM

b)

Motherboard

c)

CPU

d)

Hard Drive

36.

Which Computer Component is responsible for storing active programs and data ready for processing?

a)

RAM

b)

Motherboard

c)

CPU

d)

Hard Drive

37.

Which Computer Component is responsible for storing data for longer periods of time and after the computer has shut down?

a)

RAM

b)

Motherboard

c)

CPU

d)

Hard Drive

38.

Which Computer Component is responsible for connecting all the other key components together?

a)

RAM

b)

Motherboard

c)

CPU

d)

Hard Drive

39.

What type of software is Microsoft Windows an example of?

a)

Application

b)

Utility

c)

Operating System

40.

What type of software is Microsoft PowerPoint an example of?

a)

Application

b)

Utility

c)

Operating System