WorksheetsChapter 1 Revision Grade 6 2022
Total questions: 35
Worksheet time: 26mins
How many bits are there in a byte?
2
4
5
8
What is 0101 in decimal
1
5
4
7
What is 0011 in decimal
1
2
3
4
In binary addition 1 + 1 =
11
01
10
00
1001
1011
Use binary addition rules + whiteboards!
1111
1011
Use binary addition rules + whiteboards!
1 1 0 1 1 - 1 0 1 1
11000
01010
11111
1 0 0 0 0
1 0 1 1 0 - 1 1 0 1
0 1 1 0 1
1 0 0 0 1
0 1 0 0 1
1 1 0 0 1
What is decimal 30 in base 8?
36
38
37
35
Convert the decimal number 9 to a base 2 number.
1001
1101
1010
1011
What is decimal 84 in base 8?
124
312
12
10
Convert 20 (Decimal) into hexadecimal
1F
F
14
A1
In Hexadecimal number system, 'C' stands for ......
10
11
12
13
Octal = 777
Decimal = ?
510
511
512
513
------------------it's job is to perform arithmetic and logic operations on data and
The Arithmetic/Logic Unit(ALU)
Bus
Input Device
The Control Unit
Controls the flow of data around the CPU and also decodes instructions
Only controls the flow of data around the CPU
Only decodes instructions
Controls how much power is directed to all components within the computer
____________ is a permanent memory.
RAM
ROM
Hard Disk
CD
Which of the following storage devices is most suitable for use in mobile devices?
Cloud
Magnetic
Solid State
Optical
Which storage device is this?
Floppy Disk
Memory Card
Pen drive
Identify the type of primary memory?
ROM (Read Only Memory)
RAM (Random Access Memory)
Programs and data are kept on a long-term basis in which storage?
Primary storage
Secondary storage
RAM
ROM
What does SSD stand for?
Silicon Saving Device
Solid Storage Device
Storing Saving Drive
Solid State Drive
Which hard drive has no moving parts?
SSD
HDD
Non-volatile loses its stored data when power is turned off
True
False
Which has the fastest transfer speed?
HDD
SSD
The following is a correct order of units of storage from lowest to highest:
Byte, Bit, Megabyte, Kilobyte, Terabyte, Gigabyte
Bit, Byte, Kilobyte, Megabyte, Gigabyte, Terabyte
Kilobyte, Gigabyte, Terabyte, Bit, Byte, Megabyte
How many bytes are in a Kilobyte (KB)?
512
1024
256
2048
Which of these is the smallest file size?
KB
MB
GB
TB
In Hexadecimal number system, 'F' stands for ......
10
14
15
13
In Hexadecimal number system, 'B' stands for ......
10
11
12
13
What is the decimal equivalent of the hexadecimal number 7CF?
1996
1999
1997
1998
