Computer Fundamentals MCQ Questions Answers pdf - Set 18 - ObjectiveBooks

Computer Fundamentals MCQ Questions Answers pdf - Set 18

Practice Test: Question Set - 18

1. Which of the following functional components of a computer is responsible for the transient or temporary storage used by the CPU?
    (A) Input
    (B) Output
    (C) CPU
    (D) Memory

2. Which of the following languages is the most widely used?
    (A) PL/1
    (B) BASIC
    (D) PASCAL

3. A step-by-step procedure used to solve a problem is called
    (A) Operating system
    (B) Algorithm
    (C) Application program
    (D) All of the above

4. Conversion of binary number 1011102 to octal is
    (A) 358
    (B) 468
    (C) 568
    (D) 508

5. A one-bit signal that indicates the start of data transmission by an asynchronous device is
    (A) Parity bit
    (B) Status bit
    (C) Zero bit
    (D) Start bit

6. RAM is also known as
    (A) Read-only memory
    (B) Programmable read-only memory
    (C) Read/Write memory
    (D) Erasable programmable read-only memory

7. A section of code that may only be executed by one process at any one time is
    (A) CPM
    (B) Critical resource
    (C) Critical region
    (D) Gray code

8. The main purpose of the off line device is
    (A) To reduce the no. of operator errors in recording data
    (B) To save computer time
    (C) To save floor space in the computer centre
    (D) All of the above

9. A common example of a data storage medium is
    (A) Cartridge
    (B) Floppies
    (C) Disk
    (D) None of the above

10. Which method is of reading the characters & providing input to a computer?
    (A) Optical character reader
    (B) Punched paper tape
    (C) Card punch
    (D) Magnetic ink character

11. What is the minimum number of operations required, for a microprocessor with 8 data pins, to read a 32-bit word?
    (A) 8
    (B) 4
    (C) 2
    (D) 1

12. Which of the following isn't a type of computer facility?
    (A) Decentralized
    (B) Centralized
    (C) De-distributed
    (D) Distributed

13. A mechanism for arranging controlled access to a shared resource is
    (A) Retrieving
    (B) Sorting
    (C) Lock-out
    (D) None of the above

14. UNIVAC is
    (A) Universal Automatic Computer
    (B) Universal Array Computer
    (C) Unique Automatic Computer
    (D) Unvalued Automatic Computer

15. ASCII and EBCDIC are the popular character coding systems. What does EBCDIC stand for?
    (A) Extended Binary Coded Decimal Interchange Code
    (B) Extended Bit Code Decimal Interchange Code
    (C) Extended Bit Case Decimal Interchange Code
    (D) Extended Binary Case Decimal Interchange Code

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