FeedBack Form

Your Name :
Your Email :
Your Location :
Your Message :
   
FeedBack

Data Communication and Newtworking Questions and Answers

13. A device operating at the physical layer is called a
 
  • A. Bridge
  • B. Router
  • C. Repeater
  • D. All of these
 
14. Which of the following is the fastest communication channel?
 
  • A. Micro wave
  • B. Optical fiber
  • C. Radio wave
  • D. None of the above
 
 
15. Encryption and decryption are the function of
 
  • A. Session layer
  • B. Presentation layer
  • C. Transport layer
  • D. None of the above
 
16. _______ is the most important/powerful computer in a typical network.
 
  • A. Desktop
  • B. Network client
  • C. Network server
  • D. Network station