Computer Fundamentals mcq Test - Set 57 - ObjectiveBooks
Computer Fundamentals mcq Test - Set 57

Computer Fundamentals mcq Test - Set 57

Practice Test: Question Set - 57

1. The OR, XOR & AND functions can be performed by _______ of the computer in a CPU.
    (A) ALU
    (B) CU
    (C) Memory
    (D) Register
2. Which system was developed by Rank-Xerox for use with office computers and other equipment?
    (A) UNIX
    (B) ETHERNET
    (C) PC-DOS
    (D) MS-DOS
3. When a disk stack is serviced by a comb-like access mechanism, there is one read/write head for each
    (A) Disk
    (B) Disk surface
    (C) Track
    (D) Cylinder
4. Which type of computers use the 8 bit code called EBCDIC?
    (A) Minicomputers
    (B) Microcomputers
    (C) Mainframe computers
    (D) Supercomputers
5. The transistorized computer circuits were introduced in the
    (A) First generation
    (B) Second generation
    (C) Third generation
    (D) Fourth generation
6. Why is the width of the data bus so important to the processing speed of a computer?
    (A) The narrower it is, the greater the computer's processing speed
    (B) The wider it is, the more data that can fit into main memory
    (C) The wider it is, the greater the computer's processing speed
    (D) The wider it is, the slower the computer's processing speed
7. What is the main advantage of magnetic core memory over semiconductor RAM memory?
    (A) More compact and smaller
    (B) More economical
    (C) A bit does not have to write after reading
    (D) Non volatile
8. Which of the following is used to check for errors in RAM chips?
    (A) ROM chip
    (B) Microprocessor chip
    (C) Parity chip
    (D) EPROM chip
9. Continuous line drawing are produced using
    (A) Chain printers
    (B) Daisy wheel printers
    (C) Plotters
    (D) Thermal devices
10. Which of the following are the two main components of the CPU?
    (A) Control unit and registers
    (B) Registers and main memory
    (C) Control unit and ALU
    (D) ALU and bus
11. Which computer has been designed to be as compact as possible?
    (A) Mini
    (B) Super computer
    (C) Micro computer
    (D) Mainframe
12. The list of coded instructions is called
    (A) Computer program
    (B) Algorithm
    (C) Flowchart
    (D) Utility programs
13. A program component that allows structuring of a program in an unusual way is known as
    (A) Correlation
    (B) Coroutine
    (C) Diagonalization
    (D) Quene
14. The brain of any computer system is
    (A) ALU
    (B) Memory
    (C) CPU
    (D) Control unit
15. A systems programming language for microcomputers in the Intel family is
    (A) PL/C
    (B) PL/CT
    (C) PL/M
    (D) PLA
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