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  • Question
  • Which of the following technique is used for Time-To-Line (TTL)?


  • Options
  • A. a technique used in best-effort delivery system to avoid endlessly looping packets.
  • B. a technique used by protocols in which a lower level protocol accepts a message from a higher level protocol and places it in the data portion of the low level frame
  • C. One of the pieces that results when an IP gateway divides an IP datagram into smaller pieces for transmission across a network that cannot handle the original datagram size.
  • D. All of the above
  • E. None of the above

  • Correct Answer
  • a technique used in best-effort delivery system to avoid endlessly looping packets. 


  • Networking problems


    Search Results


    • 1. HDLC (High-level Data Link Control) is

    • Options
    • A. a method of determining which device has access to the transmission medium at any time
    • B. a method access control technique for multiple-access transmission media
    • C. a very common bit-oriented data link protocol issued by ISO.
    • D. network access standard for connecting stations to a circuit-switched network
    • E. None of the above
    • Discuss
    • 2. Establishing a virtual connection is functionally equivalent to

    • Options
    • A. Connecting as virtual memory
    • B. Physically connecting a DTE and DCE
    • C. Placing a telephone call prior to a conversation
    • D. Placing a modem prior to a conversation
    • E. None of the above
    • Discuss
    • 3. The signal to noise ratio for a voice grade line is 30.1 dB (decibels) or a power ratio of 1023:1. The maximum achievable data rate on this line whose spectrum ranges from 300 Hz to 4300 Hz is

    • Options
    • A. 6200 bps
    • B. 9600 bps
    • C. 34000 bps
    • D. 31000 bps
    • E. None of the above
    • Discuss
    • 4. Because the configuration infor-mation for a DHCP client is received dynamically, you must use which utility to read the current configuration to verify the settings?

    • Options
    • A. PING
    • B. TRACERT
    • C. ARP
    • D. IPCONFIG
    • E. None of the above
    • Discuss
    • 5. Which of the following statement is correct?

    • Options
    • A. Buffering is the process of temporarily storing the data to allow for small variation in device speeds
    • B. Buffering is a method to reduce cross-talks
    • C. Buffering is a method to reduce the routing overhead
    • D. Buffering is storage of data within the transmitting medium until the receiver is ready to receive
    • E. None of the above
    • Discuss
    • 6. Distributed Queue Dual Bus is a standard for

    • Options
    • A. LAN
    • B. MAN
    • C. WAN
    • D. Wireless LAN.
    • E. LAN and MAN
    • Discuss
    • 7. The dialogue techniques for terminal use do not include

    • Options
    • A. questions and answers
    • B. open-ended questions
    • C. form fillings
    • D. menu display
    • E. None of the above
    • Discuss
    • 8. Which of the following statement is incorrect?

    • Options
    • A. if a host moves from one network to another, its IP address must change
    • B. routing uses the network portion of the IP address, the path taken by packets travelling to a host with multiple IP addresses depends on the address used.
    • C. IP addresses encode both a network and a host on that network, they do not specify an individual machine, but a connection to a network.
    • D. All of the above
    • E. None of the above
    • Discuss
    • 9. Which of the following is the address of the router?

    • Options
    • A. The IP address
    • B. The TCP address
    • C. The subnet mask
    • D. The default gateway
    • E. None of the above
    • Discuss
    • 10. You are working with a network that has the network ID 192.168.10.0. What subnet should you use that supports four subnets and a maximum number of hosts?

    • Options
    • A. 255.255.255.192
    • B. 255.255.255.224
    • C. 255.255.255.240
    • D. 255.255.255.248
    • E. 255.255.255.252
    • Discuss


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