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?
    Bus
    Motherboard
    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)
    Server
    Auto
    Client
    System
    User
    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
    Sniffing
    Data diddling
    Terrorism
    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 ?
    2NF
    3NF
    1NF
    BCNF
    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
    Instances
    Schema
    DBMS
    Database
    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?
    1st
    2nd
    3rd
    4th
    5th
    Option C

     

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

     

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

     

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