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Computer Quiz : Data Communication & Networking Set – 9

Dear Aspirants,
Welcome to Online Computer Quiz in Affairscloud.com. Here we are providing sample questions in Data Communication & Networking. It will be very useful for all SBI/IBPS/LIC exams and other competitive exams. We have also included some important questions that are repeatedly asked in previous exams.

  1. Layer 2 of the OSI model is _________
    A. Physical layer
    B. Data link layer
    C. Transport layer
    D. Network layer
    Answer
    B. Data link layer

  2. DNS stands for ________
    A. Domain Network Service
    B. Dynamic Name System
    C. Dynamic Network System
    D. Domain Name System
    Answer
    D. Domain Name System

  3. What is the use of Bridge in Network?
    A. to separate LANs
    B. to control Network Speed
    C. to connect LANs
    D. All of the above
    Answer
    C. to connect LANs

  4. Layer 7 of the OSI model is _________
    A. Physical layer
    B. Data link layer
    C. Transport layer
    D. Application layer
    Answer
    D. Application layer

  5. Bridge operated in which layer of the OSI model?
    A. Physical layer
    B. Data link layer
    C. Transport layer
    D. Network layer
    Answer
    B. Data link layer

  6. ADSL stands for __________
    A. Asynchronous Digital System Line
    B. Asymmetric Digital Subscriber Line
    C. Asynchronous Dual System Line
    D. Asymmetric Dual Subscriber Line
    Answer
    B. Asymmetric Digital Subscriber Line

  7. Which layers of the OSI model are host-to-host layers?
    A. Transport, Session, Presentation, Application
    B. Datalink, Network, Physical, Session
    C. Network, Transport, Session, Presentation
    D. Physical, Datalink, Network, Session
    Answer
    A. Transport, Session, Presentation, Application

  8. Which of the following layer of OSI model also called end-to-end layer?
    A. Layer 7
    B. Layer 6
    C. Layer 5
    D. Layer 4
    Answer
    D. Layer 4

  9. Each IP Packet must contain ________
    A. Source Address
    B. Destination Address
    C. Either (A) or (B)
    D. Both (A) and (B)
    Answer
    D. Both (A) and (B)

  10. Which of the following performs modulation and demodulation?
    A. Router
    B. Fiber Optic
    C. modem
    D. Transmitter
    Answer
    C. modem





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