Data Communication & Networking MCQs Set-4

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  1. 1. How many frames are included for traffic in 26TDMA frames
    • 1
    •  24 
    • 25
    • 16
  2. 2. What is the port number of the HTTP
    • 80
    • 25
    • 23
    • 20/21
  3. 3. What is the port number of the SMTP
    • 25 
    • 23
    • 20/21
    • 27960
  4. 4. TCP is ______________
    • Connection-oriented
    • Reliable
    • Both a & b
    • None of these
  5. 5. Which is a network protocol that is based on UDP and is a component of the Internet Protocol Suite, defined by IETF(Internet Engineering Task Force)
    • SNMP 
    • Scalability
    • Screening
    • Multicasting
  6. 6. In X.25 defines the protocols from
    • Layer 2 to Layer 3
    • Layer 1 to Layer 2
    • Layer 1 to Layer 3
    • Layer 3 to Layer 2
  7. 7. Advantages of cell relay are
    • High-speed transmission
    • Multiplexing transmission
    • Both a & b
    • None of these
  8. 8. When compared with the OSI reference model, the IEEE standard contains the following layers:
    • Physical layer
    • Medium access control(MAC) equivalent to the lower part of the OSI data link layer
    • Logical link layer(LAC) equivalent to the upper part of the data link layer
    • Network layer, the OSI network layer, that performs some of the higher order layer functions
    • All of these
  9. 9. In a token ring, the stations are connected to the __________
    •  Logical ring 
    • Physical ring
    • Both a & b
    • None of these
  10. 10. A _________ preamble is used to synchronize the receiver’s clock
    • Four-byte
    • Three-byte
    • Two-byte
    • One-byte

Practice Now – Fundamentals of Networking Online Test
Practice Now – Data Communication And Networking Online Tests