Computer Networks(Computer Science ) Questions and Answers

Question 1. The collection of links throughout the Internet creates an interconnected network called the __________.
  1.    WWW
  2.    Web
  3.    World Wide Web
  4.    All of the above
  5.    Wide Area Web
Explanation:-
Answer: Option D. -> All of the above
Question 2. Which multiplexing technique transmits ariatog signals ?
  1.    Asynchronous TDM
  2.    Synchronous TDM
  3.    FDM
  4.    Both (B)and (C)
  5.    None of these
Explanation:-
Answer: Option C. -> FDM
Question 3. Networks are monitored by security personnel and supervised by __________ who set(s) up accounts and passwords for authorized network users.
  1.    IT managers
  2.    the government
  3.    network administrators
  4.    password administrators
Explanation:-
Answer: Option C. -> network administrators
Question 4. _____terminals (formerly known as cash registers) are often connected to complex inventory and sales computer systems.
  1.    Point-of-sale (POS)
  2.    Data
  3.    Sales
  4.    Query
  5.    None of these
Explanation:-
Answer: Option A. -> Point-of-sale (POS)
Question 5. Which of the following does not allow multiple uses or devices to share one communication line?
  1.    concentrator
  2.    multiplexer
  3.    doubleplexer
  4.    controller
Explanation:-
Answer: Option C. -> doubleplexer
Question 6. A term used to describe interconnected computer configuration is
  1.    Micro program sequence
  2.    Modulation
  3.    Multiprocessing
  4.    Multiprogramming
  5.    None of these
Explanation:-
Answer: Option D. -> Multiprogramming
Question 7. A device that connects to a network without the use pf cables is said to be—
  1.    distributed
  2.    open source
  3.    centralized
  4.    wireless
  5.    None of these
Explanation:-
Answer: Option D. -> wireless
Question 8. Which file keeps commands to execute automatically when OS Is started?
  1.    autoexec.bat
  2.    any batch file
  3.    command.com
  4.    config.sys
  5.    none of the above
Explanation:-
Answer: Option A. -> autoexec.bat
Question 9. If you want to connect to your own computer through the Internet from another location, you can use
  1.    e-mail
  2.    FTP
  3.    instant message
  4.    Telnet
  5.    None of these
Explanation:-
Answer: Option D. -> Telnet
Question 10. What is the function of an operating system?
  1.    Manages computer's resources very efficiently
  2.    Takes care of scheduling jobs for execution
  3.    Manages the flow of date and instructions
  4.    none of the above
  5.    All of the above
Explanation:-
Answer: Option E. -> All of the above
© Lakshya_Education.com, All Right Reserved.
Contact Us services