WorksheetsKS3 - Under the Hood + Binary Assessment
Total questions: 40
Worksheet time: 38mins
Name
Class
Date
1.
What is the main part of the computer where instructions are processed?
a)
RAM
b)
ROM
c)
CPU
d)
Motherboard
2.
Name the computer hardware shown.
a)
CPU and Internal Hard Drive
b)
Mouse
c)
Monitor
d)
Speakers
3.
Name the computer hardware shown.
a)
Keyboard
b)
Cables
c)
Printer
d)
USB Flash Drive
4.
Name the computer hardware shown.
a)
Printer
b)
Mouse
c)
Monitor
d)
Speakers
5.
Name the computer hardware shown.
a)
Printer
b)
Speakers
c)
CPU and Internal Hard Drive
d)
Keyboard
6.
A computer primary memory that acts as the main storage available to user for running programs and data.
a)
RAM
b)
URL
c)
ROM
d)
Flash Drive
7.
A device that can be slotted into a motherboard to allow the use of audio components for multimedia applications.
a)
Speakers
b)
Video Card
c)
Sound Card
d)
Sound Drive
8.
What does ROM stand for??
a)
Range of motion
b)
Realistic-only memory
c)
Random-only memory
d)
Read-only memory
9.
RAM stand for:
a)
Random Access Monitor
b)
Rotten Apple Money
c)
Random Access Memory
d)
Read Accessible Memory
10.
What is this?
a)
Graphics Card
b)
Fan
c)
Central Processing Unit
d)
Motherboard
11.
What am I?
a)
Disc
b)
CD-ROM
c)
CPU
d)
SD card
12.
What does the Hard Drive do?
a)
Stores information temporarily
b)
Gives Instructions
c)
Stores information permanently
d)
Drives through the computer
13.
What does CPU stand for?
a)
Computer Processing Unit
b)
Central Processing Unit
c)
Creation Process Unit
d)
Computation Processing Unit
14.
What am I?
a)
SDD
b)
Hard Drive
c)
RAM
d)
Disk Drive
15.
What am I?
a)
ROM
b)
Hard Drive
c)
RAM
d)
Disk Drive
16.
Convert 128 to binary:
a)
10000000
b)
01111110
c)
10000001
d)
11001100
17.
Convert 65 to binary:
a)
01100001
b)
00100001
c)
01000001
d)
00100101
18.
Convert 01000100 to denary:
a)
58
b)
68
c)
78
d)
88
19.
Convert 00100100 to denary:
a)
26
b)
36
c)
46
d)
56
20.
Convert 11111111 to denary:
a)
255
b)
245
c)
235
d)
225
21.
8 bytes = 1 bit
a)
TRUE
b)
FALSE
22.
8 bits = 1 byte
a)
TRUE
b)
FALSE
23.
2 nibbles = 1 byte
a)
TRUE
b)
FALSE
24.
Binary is made up of which numbers
a)
3 and 4.
b)
2 and 3.
c)
1 and 2.
d)
0 and 1.
25.
Computers can only understand 0s and 1s.
a)
True
b)
False
26.
How would you write the number two in binary?
a)
1001
b)
0001
c)
0000
d)
0010
27.
How high can you count in binary?
a)
As high as you want
b)
Up to 100
c)
Up to 2
d)
Up to one million
28.
How would you write the number 4 in binary code?
a)
0100
b)
0000
c)
0001
d)
0010
29.
If 1 and 0 mean on and off. Is the number 1 on or off?
a)
ON
b)
OFF
30.
Convert 00001001 to denary:
a)
34
b)
21
c)
9
d)
8
31.
Convert 1010 to denary:
a)
10
b)
12
c)
14
d)
16
32.
Convert 1100 to denary:
a)
10
b)
12
c)
14
d)
16
33.
Convert 1110 to denary:
a)
10
b)
12
c)
14
d)
16
34.
Convert 10 to denary:
a)
1
b)
2
c)
4
d)
8
35.
Convert 111 to denary:
a)
3
b)
5
c)
7
d)
9
36.
Convert 00010001 to denary?
a)
17
b)
27
c)
37
d)
47
37.
What is 15 in binary?
a)
1111
b)
0111
c)
0110
d)
10000
38.
What is the number base of binary?
a)
1
b)
2
c)
10
d)
16
39.
What is the number base of denary?
a)
1
b)
2
c)
10
d)
16
40.
From 8 bits of Binary.
How many numbers can be represented?
How many numbers can be represented?
a)
255
b)
257
c)
256
d)
127
100 %
