Do You Know Computer Networking?

20 Questions | Total Attempts: 312

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Computer Networking Quizzes & Trivia

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Questions and Answers
  • 1. 
    A repeater operates at which layer of the OSI reference model?
    • A. 

      Physical

    • B. 

      Data Link

    • C. 

      Session

    • D. 

      Transport

  • 2. 
    The Point-to-Point Tunneling Protocol was developed by which company?
    • A. 

      Novell

    • B. 

      Cisco Systems

    • C. 

      Microsoft

    • D. 

      Sun Microsystems

  • 3. 
    Which OSI reference model layer is responsible for data encryption?
    • A. 

      Session

    • B. 

      Physical

    • C. 

      Data Link

    • D. 

      Presentation

  • 4. 
    Which form of ISDN provides bandwidth comparable to T1?
    • A. 

      PRI

    • B. 

      BRI

    • C. 

      FRI

    • D. 

      ASDI

  • 5. 
    What is the D channel used for in ISDN networks?
    • A. 

      Firewall Management

    • B. 

      DNS Traffic

    • C. 

      Customer Data Transfer

    • D. 

      Out Of Band Signaling

  • 6. 
    "Well-known port numbers" are assigned in what range, as specified in RFC 1060?
    • A. 

      0-1023

    • B. 

      1-1024

    • C. 

      1024-65535

    • D. 

      1025-65536

  • 7. 
    Which of the following is not a Spanning-Tree Protocol port state?
    • A. 

      Learning

    • B. 

      Reading

    • C. 

      Forwarding

    • D. 

      Blocking

  • 8. 
    What protocol in the TCP/IP protocol suite is responsible for internetwork routing?
    • A. 

      IP

    • B. 

      RARP

    • C. 

      TCP

    • D. 

      ARP

  • 9. 
    In a Class B IP address, how many octets are assigned to network addresses?
    • A. 

      8

    • B. 

      3

    • C. 

      2

    • D. 

      16

  • 10. 
    Which routing protocol is proprietary to Cisco Systems?
    • A. 

      RIPv2

    • B. 

      EIGRP

    • C. 

      IS-IS

    • D. 

      OSPF

  • 11. 
    The first published RFC standardized which protocol in 1969?
    • A. 

      Network Control Protocol (NCP)

    • B. 

      Internet Protocol (IP)

    • C. 

      File Transfer Protocol (FTP)

    • D. 

      Transmission Control Protocol (TCP)

  • 12. 
    Which company introduced the Token Ring networking technology in 1985?
    • A. 

      Sun Microsystems

    • B. 

      Hewlett-Packard

    • C. 

      IBM

    • D. 

      Microsoft

  • 13. 
    An OC-48 network provides for what speed data transmission?
    • A. 

      155.52 Mbps

    • B. 

      9.952 Gbps

    • C. 

      2.488 Gbps

    • D. 

      51.85 Mbps

  • 14. 
    What is loosely defined as a set of rules governing network communications?
    • A. 

      Orange Book

    • B. 

      Wide Area Network

    • C. 

      Baud Rate

    • D. 

      Protocols

  • 15. 
    Where did the name 3Com come from?
    • A. 

      COMmon COMputer COMmunications

    • B. 

      COMputer COMmunication COMpatibility

    • C. 

      COMputer COMmunications COMmon

    • D. 

      COMmunication X 3

  • 16. 
    Which company introduced the first commercially available modem?
    • A. 

      Texas Instruments

    • B. 

      3Com

    • C. 

      AT&T

    • D. 

      U.S. Robotics

  • 17. 
    A network frame sent to the MAC address of FF-FF-FF-FF-FF-FF is known as?
    • A. 

      A Loopback Frame

    • B. 

      A Broadcast Frame

    • C. 

      A Multicast Frame

    • D. 

      A Unicast Frame

  • 18. 
    A TCP/IP packet with a destination address of 255.255.255.255 is known as what?
    • A. 

      A Multicast Packet

    • B. 

      A Unicast Packet

    • C. 

      A Broadcast Packet

    • D. 

      A Loopback Packet

  • 19. 
    Which of the following is a circuit-switched service?
    • A. 

      Telephone (POTS)

    • B. 

      ATM

    • C. 

      Leased Lines

    • D. 

      Local Area Network (LAN)

  • 20. 
    What is the name of a telco switching facility?
    • A. 

      Wiring Closet

    • B. 

      Customer Premise Equipment

    • C. 

      CSU/DSU

    • D. 

      Central Office

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