Computer Quiz - 18

Computer Quiz - 18 ........ (RPAEA)

Welcome to the Computer Quiz Question & Answers Section of Railpath Academy & Engineers Academy. These are fact based questions written mainly for aspirants of Railway, SSC, Vyapam, CGPSC, IBPS Banking, PO, Clerical, CLAT, MBA entrance exams, State PCS examinations and other examinations of similar nature. Currently, we update 10 questions roughly everyday.

Read Questions Carefully & then Tick the Correct Answers.

 

1. How many digits of the DNIC (Data Network Identification Code) identify the country
   1.   first four
   2.   first three
   3.   first five
   4.   first six
2. A station in a network forwards incoming packets by placing them on its shortest output queue. What routing algorithm is being used?
   1.   flooding
   2.   static routing
   3.   hot potato routing
   4.   None
3. The probability that a single bit will be in error on a typical public telephone line using 4800 bps modem is 10 to the power -3. If no error detection mechanism is used, the residual error rate for a communication line using 9-bit frames is approximately equal to
   1.   0.009
   2.   0.003
   3.   0.999
   4.   None
4. Frames from one LAN can be transmitted to another LAN via the device
   1.   Router
   2.   Modem
   3.   Bridge
   4.   Repeater
5. Which of the following condition is used to transmit two packets over a medium at the same time?
   1.   Collision
   2.   Synchronous
   3.   Asynchronous
   4.   None
6. ___________ is not a term pertaining to the Internet
   1.   Link
   2.   Browser
   3.   Hyperlink
   4.   Keyboard
7. A byte can represent any number between 0 and _________
   1.   255
   2.   2
   3.   1024
   4.   256
8. __________ Key is used to Delete one character to the left of the current position of the cursor
   1.   Del
   2.   Backspace
   3.   Ctrl
   4.   Esc
9. Attributes can be defined as ______________
   1.   Macro
   2.   Pages
   3.   Entity
   4.   None
10. A defect (Flaw) in a program may that causes it to produce incorrect or inappropriate results is called a _________
    1.   Hacking
    2.   Phising
    3.   None
    4.   Bug

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