Computer Networking Quiz 1

Q1.	What is a computer network? (A) Computer which functions separately. (B) Two or more computers connected with wire or wireless medium. (C) Computer's used for scientific purpose only. (D) A collection of same type of computer. View Answer :
Q2.	What is amplitude? (A) This is the rate of change of the signal per second. (B) This is the strength of the signal. (C) This is the rate of changing of signal's relationship with time. (D) This is the speed of the signal. View Answer :
Q3.	In which of the following units a frequency of a signal described? (A) Volts. (B) Decibels. (C) Hertz. (D) Degrees. View Answer :
Q4.	How data travels in a Half Duplex channel of operation? (A) Data goes both way, but not at the same time. (B) Data goes only one way. (C) Data goes both direction simultaneously. (D) Data can be send but not received. View Answer :
Q5.	What kind of communication channel is used in the communication between keyboard and CPU? (A) Simplex. (B) Half Duplex. (C) Full Duplex. (D) All of these. View Answer :
Q6.	Which of the following modes of channel operation is used for telephone communication? (A) Simplex. (B) Half Duplex. (C) Full Duplex. (D) None of these. View Answer :
Q7.	What is phase of a signal? (A) It is the speed of a signal. (B) It is the strength of a signal. (C) It is the rate of the signal that changes its relationship to time. (D) It is the frquency of a signal. View Answer :
Q8.	Which of the following is not a guided transmission line? (A) Coaxial Cable. (B) Laser Beam. (C) Optic Fiber. (D) Pair of wires. View Answer :
Q9.	In the field of computer networking what is the full form of DCE? (A) Digital Communication Terminating Equipment. (B) Data Circuit Transmission Equipment. (C) Digital Circuit Transformed Equipment. (D) Data Circuit Terminating Equipment. View Answer :
Q10.	Which of the following Network covers only a single building or campus? (A) LAN (Local Area Network). (B) MAN (Metropolitan Area Network). (C) WAN (Wide Area Network). (D) PSTN (Public Switched Telephone Network). View Answer :