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