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