CCNA Practice Quiz Questions!

25 Questions | Total Attempts: 120

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CCNA Practice Quiz Questions!

Questions and Answers
  • 1. 
    Which OSI layer defines the functions of logical network-wide address and routing?
    • A. 

      Data Link Layer

    • B. 

      Network Layer

    • C. 

      Physical Layer

    • D. 

      Transport Layer

  • 2. 
    Which of the following media is Category 5 UTP- two pair?
    • A. 

      100Base-FX

    • B. 

      100Base-TX

    • C. 

      1000Base-CX

    • D. 

      1000Base-SX

  • 3. 
    Which of the following TCP/IP layers defines both the physical network specifications and the protocols used to control the physical network?
    • A. 

      Internet Layer

    • B. 

      Transport Layer

    • C. 

      Application Layer

    • D. 

      Network Access Layer

  • 4. 
    Which EIA/TIA standard is used for making an Ethernet crossover cable?
    • A. 

      T568A - T568A

    • B. 

      T568B - T568B

    • C. 

      T568A - T568B

    • D. 

      None of the above

  • 5. 
    Crossover UTP cables are used for connecting__________
    • A. 

      PC to hub

    • B. 

      PC to router

    • C. 

      PC to bridge

    • D. 

      PC to switch

  • 6. 
    Which of the following is true about the Ethernet Frame Check Sequence field?
    • A. 

      It is 2 bytes long

    • B. 

      It is used for encryption

    • C. 

      It is used for data padding

    • D. 

      It resides in the Ethernet frame trailer

  • 7. 
    The CSU/DSU is a________ device
    • A. 

      DCE

    • B. 

      DTE

    • C. 

      Routing

    • D. 

      Switching

  • 8. 
    Which of the following is true about the cabling of a 10Base2 Ethernet LAN?
    • A. 

      Connect each device in series using the UTP cabling

    • B. 

      Connect each device in series using coaxial cabling

    • C. 

      Connect each device to a centralized LAN hub using UTP cabling

    • D. 

      Connect each device to a centralized LAN switch using UTP cabling

  • 9. 
    • A. 

      2 collision domains and 4 broadcast domains

    • B. 

      2 collision domains and 6 broadcast domains

    • C. 

      4 collision domains and 2 broadcast domains

    • D. 

      6 collision domains and 2 broadcast domains

  • 10. 
    Which of the following network devices will reduce the bandwidth and performance of the network?
    • A. 

      Hub

    • B. 

      Bridge

    • C. 

      Switch

    • D. 

      Router

  • 11. 
    Which of the following is TRUE for peer-to-peer networks?
    • A. 

      Clients reduce network traffic

    • B. 

      Data storage is decentralized

    • C. 

      Multiple points of failure in the system

    • D. 

      Security and file verification is improved

  • 12. 
    Which of the following is an advantage of Client/Server network model?
    • A. 

      Better security

    • B. 

      Low cost and maintenance

    • C. 

      Does not need network adminstation

    • D. 

      Does not have single point of failure

  • 13. 
    Which of the following is a typical function of TCP?
    • A. 

      Routing

    • B. 

      Widowing

    • C. 

      Encryption

    • D. 

      Transfer of bits on network media

  • 14. 
    Which of the following is an example of a routed protocol?
    • A. 

      IPX

    • B. 

      STP

    • C. 

      TFTP

    • D. 

      OSPF

  • 15. 
    Which of the following is NOT a private IP network address?
    • A. 

      10.0.0.0

    • B. 

      172.31.0.0

    • C. 

      200.100.50.0

    • D. 

      192.168.255.0

  • 16. 
    Which of the following protocol and transfer method uses reliable data exchange?
    • A. 

      TCP, Connectionless

    • B. 

      UDP, Connectionless

    • C. 

      TCP, Connection-oriented

    • D. 

      UDP, Connection-oriented

  • 17. 
    If mask 255.255.255.240 were used with a Class C network, how many subnets could exist, with how many usable hosts per subnet, respectively?
    • A. 

      14 and 14

    • B. 

      14 and 16

    • C. 

      16 and 14

    • D. 

      16 and 16

  • 18. 
    To assign dynamic IP addresses to the hosts on the network, you will need a_________ server
    • A. 

      DNS

    • B. 

      FTP

    • C. 

      DHCP

    • D. 

      SMTP

  • 19. 
    Which of the following statements is TRUE about WLAN?
    • A. 

      In frastructure mode, the wireless client communicates with a wireless access point

    • B. 

      In frastructure mode, the wireless client communicates with other wireless client directly

    • C. 

      In ad-hoc mode, the wireless client communicates with a wireless access point

    • D. 

      None of the above

  • 20. 
    What is the correct equipment required to setup WLAN access for host computers?
    • A. 

      Hub

    • B. 

      Switch

    • C. 

      Router

    • D. 

      Access point

  • 21. 
    The easiest method to transfer files between 2 computers wirelessly is by using________ mode
    • A. 

      WAN

    • B. 

      Ad-hoc

    • C. 

      Infrastructure

    • D. 

      Metropolian Area network

  • 22. 
    Bluetooth technology is used in_______
    • A. 

      GPS

    • B. 

      WPANs

    • C. 

      WMANs

    • D. 

      WWANs

  • 23. 
    Why are 802.11a devices not compatible with other 802.11 devices?
    • A. 

      802.11a devices use OFDM

    • B. 

      802.11a devices use 5 GHz frequency band

    • C. 

      802.11a devices use 2.4GHz frequency band

    • D. 

      802.11a devices support data transmission up to 54Mbps

  • 24. 
    Which of the following step is optional during the setting up of a wireless access point for internet connection
    • A. 

      Configure the SSID

    • B. 

      Powering up the AP

    • C. 

      Enable MAC filtering

    • D. 

      Connect AP to wired network

  • 25. 
    Which of the following WLAN security solution is used in conjunction with Extensible Authentication Protocol?
    • A. 

      WEP

    • B. 

      VPN

    • C. 

      TKIP

    • D. 

      802.1x