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CCNA Semester 1 - Chapter 2B
  • 1. The following are end devices EXCEPT
A) ip phone
B) printer
C) ipod itouch
D) router
  • 2. The following are intermediary devices EXCEPT
A) lan switch
B) hub
C) router
D) laptop
  • 3. An intranet is only available to a/an
A) city
B) neiborhood
C) organization
D) residence
  • 4. Packet Tracer helps in creating virtual
A) routers
B) LANs
C) switches
D) networks
  • 5. The TRACERT command allows the user to observe the flow of
A) information
B) protocols
C) hackers
D) IP command lines
  • 6. Which is the seventh layer of the OSI model?
A) presentation
B) session
C) physical
D) application
  • 7. Which is the first layer of the OSI model?
A) presentation
B) application
C) physical
D) session
  • 8. How many layers does the OSI model have?
A) seven
B) four
C) eight
D) nine
  • 9. How many layers does the TCI/IP model have?
A) four
B) eight
C) nine
D) seven
  • 10. In which layer are data bits timed and synchronized?
A) network
B) transport
C) datalink
D) physical
  • 11. In which layer do packets receive their destination and source PHYSICAL addresses?
A) network
B) datalink
C) transport
D) physical
  • 12. In which layer do packets receive their destination and source LOGICAL addresses?
A) network
B) transport
C) datalink
D) physical
  • 13. PDUs receive the following information except
A) routing tables
B) source address
C) packet data
D) destination address
  • 14. PDU stands for Protocol Data...
A) Union
B) Unicode
C) Unit
D) Unification
  • 15. At end devices, service port numbers direct incoming data to the correct
A) domain
B) topology
C) conversation
D) user
  • 16. The following are benefits of using a layered model except
A) prevent one layer from affecting the other layers
B) foster vendor competition
C) accelerate rate of router transmissions
D) assist in protocol design
  • 17. As data passes down the OSI layered model stacks, it is
A) assembled
B) encapsulated
C) specialized
D) enhanced
  • 18. TRACERT or TRACEROUTE is a tool used to determine the path taken by
A) routers
B) LANs
C) packets
D) switches
  • 19. The Domain Name System is considered an internet phonebook because it translates hostnames into
A) proxy servers
B) cmd commands
C) routing tables
D) IP addresses
  • 20. What type of network cabling is required in a direct peer-to-peer connection?
A) console
B) straight-through
C) RJ-11
D) crossover
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