Computer Studies covers general knowledge of computers, computing terms, and technologies. It focuses on building interest and confidence in using computers.
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Question 1:
Which of these is not a programming language
Options:
A) HTML
B) Java
C) C++
D) ios
Show Answer
The correct answer is D .
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Question 2:
The following are the methods of file security except
Options:
A) hacking
B) use of password
C) Use of back up
D) Use of Anti-virus
Show Answer
The correct answer is A .
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Question 3:
A 2-input gate that can be used to pass a digital waveform unchanged at certain times and inverted at other times is ___________
Options:
A) AND gate
B) OR gate
C) NAND gate
D) XOR gate
Show Answer
The correct answer is D .
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Question 4:
EDVAC was produced using which of these concepts ?
Options:
A) packet routing
B) stored program
C) circuit switching
D) packet switching
Show Answer
The correct answer is B .
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Question 5:
Firefox is an example of __________
Options:
A) System software
B) Application package
C) Application software
D) Computer tools
Show Answer
The correct answer is C .
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Question 6:
The process of feeding instructions into the computer system is called
Options:
A) Processing
B) Accessing
C) Inputting
D) Outputting
Show Answer
The correct answer is C .
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Question 7:
When does the output of a NOR gate =0?
Options:
A) whenever 0 is present at input
B) only when all input =0
C) whenever 1 is present at input
D) only when all input =1.
Show Answer
The correct answer is C .
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Question 8:
What tells the computer how to use its components?
Options:
A) utility
B) application
C) operating system
D) network
Show Answer
The correct answer is C .
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Question 9:
What is the major purpose of application software?
Options:
A) oversee the running of the computer
B) utilities
C) database management
D) recreation
Show Answer
The correct answer is B .
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Question 10:
Which of the memories must be refreshed many times per second?
Options:
A) EPROM
B) ROM
C) Static RAM
D) Dynamic RAM
Show Answer
The correct answer is D .