Computer for IBPS RRB PO Mains 2021 Exam set – 6

  1. Which of the following is an expansion card which generates a feed of output images to a display?
    Play station
    Ultra high deficition
    Video card
    Option E
    Video Card is an expansion card which generates a feed of output images to a display.


  2. A hard copy of a file created on a computer refers to data?
    Saved on a floppy disk
    Printed on a printer
    Backed up on a tape drive
    Sent as an e-mail
    None of these
    Option B
    A print out of the contents of the file on the computer. That is what the term ‘hard copy’ normally refers to.


  3. JavaScript is a _______- side scripting language)
    Option C
    JavaScript is a client-side scripting language, which means the source code is processed by the client’s web browser rather than on the web server.


  4. Which among the following does not fall under the category of latest operating systems?
    Windows 10
    iOS 10
    Tizen OS
    Sintran III
    Oracle linux
    Option D
    Sintran III was a real-time, multitasking, multi-user operating system used with Norsk Data computers. It is a discontinued OS.


  5. A hacker that changes or forges information in an electronic resource, is engaging in _______?
    Denial of service
    Data diddling
    None of these
    Option C
    A Data diddling (also called false data entry) occurs when someone with access to information of some sort changes this information before it is entered into a computer.


  6. A relation is in _____ if an attribute of a composite key is dependent on an attribute of other composite key ?
    Both a and b
    Option B
    A relation is in 3NF if an attribute of a composite key is dependent on an attribute of other composite key. If an attribute of a composite key is dependent on an attribute of other composite key then the relation is not in BCNF . hence it has to be decomposed.


  7. A __________ is an abstract model that describes, how the data are organised and represented?
    Data model
    Option A
    Data model is an abstract model that describes, how the data are organized and represented.


  8. The concept of multiprocessing was introduced in which generation of computer?
    Option C


  9. ______ is a fraudulent attempt to obtain sensitive information such as passwords by disguising oneself as a trustworthy entity?
    None of these
    Option A


  10. Which of the following languages was used for scientific calculations?
    Option E
    FORTRAN- Formula Translation


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