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Q1. The computer code for the interchange of information between terminals is
(A) ASCII
(B) BCD
(C) EBCDIC
(D) None of the above
Answer: (A) ASCII
Q2. Which of the following memory is capable of operating at electronics speed?
(A) Semiconductor memory
(B) Magnetic disks
(C) Magnetic drums
(D) Magnetic tapes
Answer: (A) Semiconductor memory
Q3. Which of the following is used to insure the high quality of computer output?
(A) Computer output microfilm
(B) Output controls
(C) Voice output systems
(D) Liquid crystal display
Answer: (B) Output controls
Q4. If the processor of a computer does not have a direct and unassisted access to data items, these items are said to be
(A) Offline
(B) Remote
(C) Disconnected
(D) Detached
Answer: (A) Offline
Q5. Memories in which any location can be reached in a fixed (and short) amount of time after specifying its address is called
(A) Sequential-access memory
(B) Random-access memory
(C) Secondary memory
(D) Mass storage
Answer: (B) Random-access memory
Q6. Which kind of devices allows the user to add components and capabilities to a computer system?
(A) System boards
(B) Storage devices
(C) Input devices
(D) Expansion slots
Answer: (D) Expansion slots
Q7. Computer scientists are exploring the possibility of culturing bacteria to create living chips which have digital electronic properties. What are these chips called?
(A) Bacterial chips
(B) Biochips
(C) Natural chips
(D) None of the above
Answer: (B) Biochips
Q8. A device invented by Dr. Bobeck in 1966, for mass storage of data is
(A) Punched paper tape
(B) Magnetic bubble storage
(C) Magnetic tape
(D) Magnetic disk
Answer: (B) Magnetic bubble storage
Q9. A circuit which can store information is known as
(A) Integrated circuit
(B) Chip
(C) Memory cell
(D) Gate
Answer: (C) Memory cell
Q10. ASCII stands for
(A) American standard code for information interchange
(B) All purpose scientific code for information interchange
(C) American security code for information interchange
(D) American Scientific code for information interchange
Answer: (A) American standard code for information interchange
Q11. A number which is stored and processed but not in the standard exponential form is called
(A) Floating point number
(B) Fixed point number
(C) Octal number
(D) Decimal number
Answer: (B) Fixed point number
Q12. Where does a computer add and compare data?
(A) Hard disk
(B) Floppy disk
(C) CPU chip
(D) Memory chip
Answer: (C) CPU chip
Q13. The 2’s complement of a binary no. is obtained by adding _ to its 1’s complement.
(A) 12
(B) 10
(C) 2
(D) 1
Answer: (D) 1
Q14. An internal storage consisting of arrays of small rings of magnetic material called ferrite is
(A) Magnetic tape
(B) Magnetic core
(C) Magnetic disk
(D) Optical mark reader
Answer: (B) Magnetic core
Q15. The following is true about 2-out of-5 code:
(A) It is weighted code
(B) It is un-weighted code
(C) It has odd parity
(D) None of the above
Answer: (B) It is un-weighted code
Computer Fundamentals MCQ – All Set
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