Computer Fundamentals mcq Questions and Answers - Set 36 - ObjectiveBooks

Computer Fundamentals mcq Questions and Answers - Set 36

Practice Test: Question Set - 36

1. A type of channel used to connect a central processor and peripherals which uses multipling is known as
    (A) Modem
    (B) Network
    (C) Multiplexer
    (D) All of the above

2. A file that includes an index directory to facilitate random access is
    (A) Sequential file
    (B) Indexed file
    (C) Random file
    (D) Serial file

3. A beam of light used to record and retrieve data on optical disks is known as
    (A) Polarized light
    (B) Un-polarized concentric light
    (C) Laser
    (D) Coloured light

4. A connection between two end points, either physical or logical, over which data may travel in both directions simultaneously is called _______
    (A) Dump point
    (B) Duplex
    (C) Networks
    (D) None of the above

5. A dot-matrix printer
    (A) Is an input device
    (B) Is an output device
    (C) Cannot print alphabet
    (D) Has a speed of 1000 cps

6. A software package to implement a data base is
    (A) System analysis
    (B) DBMS
    (C) Database
    (D) DASD

7. The working principles of today's computers were provided by an English mathematician
    (A) Charles Babbage
    (B) Dr. Hollerith
    (C) Donald Reach
    (D) None of the above

8. A path by which communication is achieved between a central processor and other devices is called
    (A) Audit trail
    (B) Network
    (C) Bus
    (D) Channel

9. A device that stores one item of information is
    (A) Memory element
    (B) Block Compaction
    (C) MDR
    (D) Memory guard

10. What is the name of the printer which prints all the A's in a line before all the B's?
    (A) Thermal printer
    (B) Electrostatic printer
    (C) Line printer
    (D) Ink-jet printer

11. The memory which is ultraviolet light erasable and electrically programmable is
    (A) ROM
    (B) PROM
    (C) RAM
    (D) EPROM

12. The Josephson tunnelling device illustrates principles associated with the advanced storage technique:
    (A) Cryogenics
    (B) CCD
    (C) EBAM
    (D) None of the above

13. The estimation of the value of a function at a point beyond the interval in which the data lies is called known as
    (A) Interpolation
    (B) Simulation
    (C) Emulation
    (D) None of the above

14. For a memory system, the cycle time is
    (A) Same as the access time
    (B) Longer than the access time
    (C) Shorter than the access time
    (D) Sub-multiple of the access time

15. A file containing relatively permanent data is
    (A) Random file
    (B) Transaction file
    (C) Master file
    (D) Sequential file

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