Computer Science mcqs, fundamentals of computer mcqs multiple choice questions is the compulsory part of the NTS, PPSC, FPSC and all others computer related jobs tests. So before giving any test an individual should study the mcqs related to computer fundamentals. This Fundamentals of computer set 8 includes the mcqs which covers the topics such as data transfer technology, input and output devices functionalities, magnetic storage devices and printers.
We gathered and posts the mcqs related to fundamentals of computer which covers the topics such as history of computers, generation of computers, difference between various types of computer, computer security threats, classification of computers, computer input and output devices, computer hardware and software, storage devices, computer viruses and important terms related to computer functionality.
Fundamentals of Computer MCQ Questions With Answers Set 8
1. Which technique is preferable for transferring a large amount of data to and from a memory in a short time?A). DMA
B). Interrupt driven I/O
C). programmed I/O
D). None of these
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Short for direct memory access, a technique for transferring data from main memory to a device without passing it through the CPU. Computers that have DMA channels can transfer data to and from devices much more quickly than computers without a DMA channel can. This is useful for making quick backups and for real-time applications.
2. A digitising tablet can be used for?
A). Printing letters
B). Tracing diagrams
C). Reading bar codes
D). Demodulation
View Answer
A Digitising Tablet is a pointing device that facilitates the accurate input of drawings and designs. A drawing can be placed directly on the tablet, and the user traces outlines or inputs coordinate positions with a hand-held stylus.
3. Which of the following is a pointing device used in tablet computers for input?
A). Touch screen
B). Hard disk
C). CD-ROM drive
D). Printer
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4. What does a light pen contain?
A). Refillable ink
B). Pencil lead
C). Light sensitive elements
D). Processor
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5. What would be the best way to move around in a 3D environment?
A). Use a space mouse
B). Use a trackball
C). Use a keyboard
D). Use a Joystick
View Answer
The Space Mouse is a 3D motion controllers for industrial design and visual simulation applications. It provides intuitive and precise interactive motion control of three-dimensional graphic objects in up to six degrees of freedom simultaneously.
6. What input device could tell you the price of a bar of chocolate?
A). Mouse
B). Bar code reader
C). Optical mark reader
D). Light pen
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7. Where would you find a magnetic strip?
A). Credit card
B). Speakers
C). Smart card
D). NIC
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8. Hard copy in computer is a term used to describe____?
A). Writing on a hard board
B). Printed output
C). Storing information on the hard disk
D). Writing on Paper by hands
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9. What do the abbreviations VAB stand for?
A). Voice activated broadcasting
B). Voice answer back
C). Visual audio board
D). Voice application board
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10. A daisy wheel is a type of____?
A). Printer
B). Storage device
C). Pointing device
D). Input device
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11. An impact printer creates characters by using?
A). Electrically charged ink
B). An ink pen
C). An inked ribbon and print head
D). Laser beam
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12. You can not use____ with a flatbed plotter?
A). A pen
B). Paper
C). Eraser
D). None of these
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13. The essential component of ink jet printers is_____?
A). A cartridge
B). A drum
C). A ribbon
D). A Hammer
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14. A laser printer does NOT use?
A). A print head
B). A laser beam
C). A photoconductive drum
D). None of these
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15. The amount of data that a disk may contain is known as the disk’s____?
A). Volume
B). Size
C). Storage capacity
D). Depth
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16. You can physically ________ protect a floppy disk?
A). Read
B). Write
C). Read and Write
D). virus
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17. Magnetic storage devices can represent binary 0 by the absence of____?
A). Magnetic tape
B). A magnetic field
C). Static electricity
D). Photo Cell
View Answer
All magnetic storage devices read and write data by using electromagnetism. This basic principle of physics states that as an electric current flows through a conductor (wire), a magnetic field is generated around the conductor. Absence of magnetic field states as 0 in current location.
18. Formatting a disk results in all the data being____?
A). Deleted from the disk
B). Copied from the disk
C). Saved to the disk
D). None of these
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19. Which storage device has the largest capacity in MBs?
A). A CD-ROM
B). A floppy disk
C). Magnetic tape storage
D). All of the above
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20. Which storage device cannot be format?
A). Magnetic tape storage
B). A floppy disk
C). A CD-ROM
D). All of the above
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