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