Basic Telecommunication Concepts MCQs

1. What is the primary purpose of telecommunication?

  • A) Entertainment
  • B) Information transmission
  • C) Data storage
  • D) Calculation

Answer: B) Information transmission


2. Which of the following is an example of a telecommunication medium?

  • A) Fiber optics
  • B) Satellite
  • C) Coaxial cable
  • D) All of the above

Answer: D) All of the above


3. What is the full form of GSM in telecommunications?

  • A) Global Standard for Mobile communication
  • B) General System for Mobile
  • C) Global System for Mobile communication
  • D) General Signal Modulation

Answer: C) Global System for Mobile communication


4. What does bandwidth refer to in telecommunications?

  • A) The number of connected devices
  • B) The frequency of signals
  • C) The range of frequencies a channel can transmit
  • D) The type of modulation used

Answer: C) The range of frequencies a channel can transmit


5. Which layer of the OSI model is responsible for routing and forwarding?

  • A) Physical Layer
  • B) Data Link Layer
  • C) Network Layer
  • D) Transport Layer

Answer: C) Network Layer


6. In which type of multiplexing are signals separated by frequency?

  • A) Time-Division Multiplexing (TDM)
  • B) Frequency-Division Multiplexing (FDM)
  • C) Code-Division Multiplexing (CDM)
  • D) Space-Division Multiplexing (SDM)

Answer: B) Frequency-Division Multiplexing (FDM)


7. What is the primary function of a modem?

  • A) Amplify signals
  • B) Convert digital signals to analog and vice versa
  • C) Measure signal strength
  • D) Connect multiple devices

Answer: B) Convert digital signals to analog and vice versa


8. Which protocol is used for email transmission over the Internet?

  • A) HTTP
  • B) SMTP
  • C) FTP
  • D) IMAP

Answer: B) SMTP


9. What does the term “latency” refer to in telecommunication networks?

  • A) The maximum data transfer rate
  • B) The delay in transmitting data
  • C) The total bandwidth of a channel
  • D) The number of users connected

Answer: B) The delay in transmitting data


10. Which of the following is not a telecommunication standard?

  • A) IEEE 802.11
  • B) LTE
  • C) TCP/IP
  • D) HTML

Answer: D) HTML