Computers and IT MCQs
Computer Awareness Questions and Quiz for Banking, IBPS, RRB, RBI, SBI, NABARD examinations of 2024-2025. Computer Awareness MCQs for Competitive Exams. GKToday Computer Awareness for IBPS PO, IBPS Clerk, Bank PO, Bank Clerk and other entrance / competitive examinations.
1. Which company introduced NetBIOS in 1983?
[A] Dell
[B] IBM
[C] Compaq
[D] SyteK Inc
Show Answer
Correct Answer: D [SyteK Inc]
Notes:
SyteK Inc. developed the NetBIOS protocol in 1983. NetBIOS stands for Network Basic Input/Output System. The protocol was later adopted by IBM for networking in their PC Network. SyteK Inc. was later renamed Hughes LAN Systems Inc. Microsoft integrated NetBIOS into its operating systems for network communication.
2. Which company developed the Rational Unified Process (RUP) framework?
[A] Microsoft
[B] IBM
[C] Compaq
[D] None of these
Show Answer
Correct Answer: B [IBM]
Notes:
The Rational Unified Process (RUP) was developed by Rational Software Corporation, which was acquired by IBM in 2003. IBM continued to maintain and distribute RUP after this acquisition. RUP is a widely used iterative software development process framework in the software industry.
3. The slogan “Write once, run anywhere” is related to which of the following programming languages?
[A] COBOL
[B] Java
[C] HTML
[D] XML
Show Answer
Correct Answer: B [Java]
Notes:
Write once, run anywhere (WORA) slogan was given by Sun Microsystems to illustrate the cross-platform benefits of the Java language. The idea was that Java Programme could be developed on any device, then compiled into a standard bytecode and then could be run on any device which is equipped with Java virtual machine (JVM).
4. Which of the following is the first example of an electromechanical relay computer?
[A] Differential Analyzer
[B] Torpedo Data Computer
[C] Z2
[D] Jacquard Loom
Show Answer
Correct Answer: C [Z2]
Notes:
The Z2, created by a German Engineer Konrad Zuse in 1939, was one of the foremost examples of an electromechanical relay computer.
5. Which of the following is not an input device of the computer?
[A] Trackball
[B] Image Scanner
[C] Joystick
[D] Sound Card
Show Answer
Correct Answer: D [Sound Card]
Notes:
A sound card is not an input device of the computer. A trackball is a pointing device which consists of a ball held by a socket.
6. What does the amplitude of an analog wave measure?
[A] Frequency
[B] Intensity
[C] Wavelength
[D] All of the above
Show Answer
Correct Answer: B [Intensity]
Notes:
The amplitude of an analog wave is a measure of its intensity which is related to the highest point called crest and the lowest point called trough.
7. How is data transmitted in analog computers?
[A] Continuous Signals
[B] Discrete Signals
[C] Intermittent Signals
[D] Interrupted Signals
Show Answer
Correct Answer: A [Continuous Signals]
Notes:
In Analog computers, data is transmitted for operation in the form of continuous signals.
8. What are four basic functional elements of a digital computer?
[A] Input-Output Equipment
[B] Main Memory
[C] Control Unit and ALU
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
A digital computer system has four basic functional elements like the input-output equipment, main memory, control unit and the arithmetic logic unit.
9. Who had invented the magnetic card system for program storage?
[A] Pier Giorgio Perotto
[B] Stan Frankel
[C] John Mauchly
[D] Victor Glushkov
Show Answer
Correct Answer: A [Pier Giorgio Perotto]
Notes:
Pier Giorgio Perotto had first developed the magnetic card system for program storage. It is a type of card which can store data by modification of tiny iron-based magnetic particles on a band of magnetic material on a card.
10. Which of the following is a pointing device that uses light to determine mouse motion?
[A] Trackball
[B] Touch screen
[C] Optical Mouse
[D] None of the Above
Show Answer
Correct Answer: C [Optical Mouse]
Notes:
An optical mouse is a computer mouse which uses a light source, typically a light-emitting diode (LED), and a light detector, such as an array of photodiodes, to detect movement relative to a surface.
