Computer Awareness
This section provides 100 questions on Computer Awareness for various competitive examinations in India.
A chapterwise course of 845 questions divided into 40 Chapters in Computer Awareness is Available in
GKToday’s Academy app for android mobiles.
11. Which of the following indicates where is the computer is in terms of the program sequence?
[A] Logic Gate
[B] Knot Circuit
[C] Program Manager
[D] Program Counter
Show Answer
Correct Answer: D [Program Counter]
Notes:
The program counter which is commonly known as the instruction pointer is actually a processor register that points where a computer is in its program sequence.
12. 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.
13. Which of the following are characteristics of nettops?
[A] Intel Atom processor
[B] Low Cost
[C] Lean Functionality
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Nettops are a special type of desktops introduced by Intel in February of 2008. Nettops were characterised by lost cost and thin functionality in addition to intel atom processor. The latter allows these to consume less power.
14. What are the possible uses of a home theatre PC?
[A] Convergence Device
[B] Digital Video Recorder
[C] Digital Photo Viewer
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
A home theatre PC is a convergence device which is used as a Digital Video Recorder, digital photo viewer, video player, music player etc.
15. What is the full form of ALU?
[A] Arithmetic Logic Unit
[B] Algebra Logic Unit
[C] Arithmetic Logical Unit
[D] None of the Above
Show Answer
Correct Answer: A [Arithmetic Logic Unit]
Notes:
The arithmetic and logic unit (ALU) of a computer system is the place where the actual execution of the instructions take place during the processing operations.
16. Which of the following is known as the brain of the personal computer?
[A] Control Unit
[B] CPU
[C] ALU
[D] Monitor
Show Answer
Correct Answer: A [Control Unit]
Notes:
Control unit is known as the brain of the computer. The control unit (CU) is a component of a computer’s central processing unit (CPU) that directs the operation of the processor.
17. Which of the following devices is used for video games, flight simulators, training simulators and for controlling industrial robots?
[A] Mouse
[B] Light pen
[C] Joystick
[D] Keyboards
Show Answer
Correct Answer: C [Joystick]
Notes:
Joystick is the device used for the same. It is a point-and-draw device. It has a click button, a stick, a ball, a socket as well as a light indicator.
18. Which of the following define the meaning of RAM?
[A] It is a memory which only be read.
[B] It is a memory which both read and written.
[C] It is a memory which is used for permanent storage.
[D] It is a memory which can only be written.
Show Answer
Correct Answer: B [It is a memory which both read and written.]
Notes:
RAM is a memory which is both read and written. Random-access memory is a form of computer data storage that stores data and machine code currently being used.
19. Which of the following terms is often used for the programs that are used to find out possible faults in the computer system?
[A] Operating system extensions
[B] Cookies
[C] Diagnostic software
[D] Boot Diskettes
Show Answer
Correct Answer: C [Diagnostic software]
Notes:
A diagnostic program is a computer program sequence that determines the operational status within the software, hardware, or any combination there of in a system.
20. What is the lowest bus speed on a Pentium IV processor?
[A] 200 MHz
[B] 133MHz
[C] 400MHz
[D] 150MHz
Show Answer
Correct Answer: C [400MHz]
Notes:
The recent Pentium entries are Pentium III and Pentium 4.Pentium 4 are smaller than Pentium Iain Pentium III, the bus speed is generally 133 MHz while the bus speed in Pentium 4 is at least 400MHz.
All
Computer Awareness questions are available in
GKToday’s Academy app in the form of a chapter wise course.
