Computer Awareness for Upcoming Exams Set 81

Computer Awareness Questions for NICL AO, Dena Bank PO PGDBF, NIACL Assistant/AO, BoB PO, IBPS PO, IBPS Clerk, BOI, and other competitive exams. Latest Pattern Computer Awareness Questions IBPS PO

1. Language used in a computer that is similar to the languages of humans and is easy to understand is referred to as___.
   A) Source code
   B) Machine Language
   C) High Level Language
   D) Object Code
   E) Assembly Language
   
   View Answer

    Option C
   Explanation:
   Programs written in a high-level language must be translated into machine language by a compiler or interpreter. Such languages are considered high-level because they are closer to human languages and further from machine languages.
2. A (n) __________ device is any hardware component that allows you to enter data and instruction into a computer.
   A) interaction
   B) input
   C) communications
   D) output
   E) terminal
   
   View Answer

    Option B
   Explanation:
   Input devices are for giving input (entering data/instructions) to a computer.
3. EPROM is generally erased by using ______.
   A) ultraviolet rays
   B) infrared rays
   C) 12V electrical pulse
   D) 24V electrical pulse
   E) None of these
   
   View Answer

    Option A
   Explanation: 
   EPROM is generally erased by using ultraviolet rays.
              
4. A __________ is a property of the entire relation, rather than of the individual tuples in which each tuple is unique.
   A) rows
   B) key
   C)attributes
   D) fields
   E) None of these
   
   View Answer

    Option B               
   Explanation : Key is a property of the entire relation (relation is a table).
5. In MS-DOS 6.22, which part identifies that product uniquely?
   A) MS
   B) DOS
   C) MS-DOS
   D) 6.22
   E) None of these
   
   View Answer

    Option D
   Explanation:
   MS-DOS 6.22; 6.22 is the version number which identifies it uniquely.
6. An electronic device, operating under the control of instruction that can accept and process the data, produce output and store the results for future use is called _________.
   A) input
   B) computer
   C) software
   D) hardware
   E) none of these
   
   View Answer

    Option B
   Explanation: Computer is an electronic device operating under the control of instruction that can accept and process the data, produce output and store the results.
7. The insert, cap lock and num lock all are examples of __________ keys.
   A) control
   B) function
   C) toggle
   D) shortcut
   E) None of these
   
   View Answer

    Option C
   Explanation:
   The insert, cap lock and num lock are all examples of Toogle keys. A toggle key toggles the input from a group of keys on a keyboard between two different input modes.
8. In which technique, data is stored in several disk units by breaking them into similar pieces and storing each piece in separate disk?
   A) EDI
   B) RAID
   C) DISK
   D) FLOPPY
   E) None of these
   
   View Answer

    Option B
   Explanation:
   Redundant Array of Independent Disks (RAID) is a technology that provides increased storage functions and reliability through redundancy.
9. Which of the following appropriately relates with starting up an operating system?
   A) starting
   B) booting
   C) entering
   D) formatting
   E) none of these
   
   View Answer

    Option B
   Explanation:
   Booting is a startup sequence that starts the operating system of a computer when it is turned on. A boot sequence is the initial set of operations that the computer performs when it is switched on. Every computer has a boot sequence.
10. Video Controller _____.
    A) Controls the resolution of images on screen
    B) Controls the signals to be sent and received from processor for display
    C) Handles the entire electronic work behind the formation of images on the screen
    D) Is responsible for allocating pixaels for formation of images
    E) Is responsible for the refresh rate of the screen/monitor
    
    View Answer

     Option C
    Explanation:
    A video controller mixing images from frame buffer and video-signal source. There are VLSI chips that implement many of these image display functions.

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