Computer Awareness for Upcoming Exams Set 84

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

1. The altering of data so that it is not usable unless the changes are undone is ____.
   A) Biometrics
   B) Compression
   C) Encryption
   D) Ergonomics
   
   View Answer

    Option C
   Explanation:
   Encryption is the process of encoding messages or information in such a way that only authorized parties can read it. Encryption does not of itself prevent interception, but denies the message content to the interceptor.
2. __________ ensures secure transfer of data over an unsecured network, such as the Internet.
   A) Antivirus
   B) Hacking
   C) Cracking
   D) Spoofing
   E) Cryptography
   
   View Answer

    Option E
   Explanation:
   In cryptography, data are sent in such a way that they look completely different from the original data. Thus, cryptography ensures secure transfer of data over an unsecured network.
3. ______ are often delivered to a PC through an email attachment and are often designed to do harm.
   A) Viruses
   B) Spam
   C) Portals
   D) SMS messages
   E) None of these
   
   View Answer

    Option A
   Explanation:
   Viruses are often delivered to a PC through an email attachment and are often designed to do harm.
4. A commonly used graphic format for the Web is  ______.
   A) GIF
   B) BMP
   C) TXT
   D) LMP
   E) TIF
   
   View Answer

    Option A                 Explanation :
   The Graphics Interchange Format (GIF) is used to save simple Web graphics having limited colours. This image format is usually used for Web buttons, charts and text headings.
5. A repair for a known software bug, usually available at no charge on the internet, is called a(n) ________.
   A) version
   B) patch
   C) tutorial
   D) FAQ
   E) none of these
   
   View Answer

    Option B
   Explanation:
   A patch is a piece of software designed to update a computer program or its supporting data to fix or improve it.
6. If you change Windows 98 to Windows-xp, you are actually performing____.
   A) upstart
   B) upgrade
   C) update
   D) patch
   E) None of these
   
   View Answer

    Option B Explanation:
   If you change Windows 98 to Windows-XP, you are actually performing upgrade. In a way, they have more in common with each other than any other Windows operating system.
7. Which of the following network devices is used to connect networks using different protocols?
   A) Hub
   B) Switch
   C) Router
   D) Gateway
   E) Repeater
   
   View Answer

    Option D
   Explanation:
   Gateway connects more than one network that uses different protocols.
8. Which of the following is the activity of purchasing items and products from different websites on the internet and using online modes, such as credit cards and debit cards, to make the payments?
   A) E-banking
   B) Online shopping
   C) Online reservation
   D) M-reservation
   E) E-governance
   
   View Answer

    Option B
   Explanation:
   The activity of purchasing items from different websites on the internet is known as online shopping.
9. A network geometric arrangement in which a single connecting line is shared by a number of nodes is called_____.
   A) Car Topology
   B) Bus Topology
   C) Truck Topology
   D) All of the above
   E) none of these
   
   View Answer

    Option B
   Explanation:
   Bus Topology is the simplest of network topologies. All the nodes are connected to the single cable by the help ofinterface connectors. This central cable is the backbone of the network and is known as Bus.
10. The full form of VDA is ____.
    A) Virtual Desktop Access
    B) Visual Desktop Array
    C) Virtual Desktop Array
    D) Visual Desktop Access
    E) None of these
    
    View Answer

     Option A
    Explanation:
    Windows Virtual Desktop Access (VDA) is an authorization strategy that requires each device seeking access to a Windows virtual desktop in a virtual desktop infrastructure (VDI) to be licensed.

Click here for More Computer Awareness Questions