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WorksheetsFundamentals of Computers
Total questions: 23
Worksheet time: 12mins
Which of the following is an output Device?
Keyboard
Mouse
Monitor
None
ROM stands for
Read Only Memory
Read one Memory
Random Only Memory
Random only Machine
Mnemonics are also known as
Short answer
Pseudo Codes
Sub program
None
What was the main electronic component used in the first generation of computers?
Tape
Drum
Transistors
Vaccum Tube
At what period of time where second generation of computers used?
1940 to 1970
present to future
1956 to 1963
1945 to 1956
What type of technology was used in fourth generation of computers?
Interated circuit
Transistors
VLSI
Microprocessors
Batch Processing was mainly used in this generation
First generation
Second generation
Third generation
Fourth generation
THE VALUE OF BASE IN A DECIMAL NUMBER SYSTEM IS
8
2
10
16
Convert binary to decimal
1102 =4
5
6
9
Another name for base is
root
radix
entity
median
0.1012
The decimal equivalent is
0.5
0.625
0.25
0.875
A number with both integer and a fractional part has digits raised to both positive and negative powers of 2 in a decimal number system.
True
False
The hexadecimal representation of 14 is
A
F
D
E
Select the incorrect option:
(101)10 = (1100101)2
G is valid in hexadecimal system
C represents 12
The base of a decimal number system is 10
The value of radix in binary number system is
2
8
10
1
A computer language that is written in binary codes only is
Machine language
C
C#
Pascal
The octal equivalent of 1100101.0010102 is
624.12
145.12
154.12
145.21
Convert the binary equivalent 10101 to its decimal equivalent
21
12
22
31
Convert (294)10 to binary
Note: no need to write base for result
(a)
Convert (100.111)2 to decimal
(No need to write base for the result)
(a)
Convert (267.12)8 to decimal
(NO NEED TO WRITE THE BASE FOR RESULT)
(a)
CONVERT (AC.BD)16 TO DECIMAL
(No need to write base for the result)
(a)
Convert (1100110.1110)2 to decimal
(No need to write base for the result)
(a)
