CCNA Semester 1 - Chapter 2B
  • 1. The following are end devices EXCEPT
A) printer
B) ip phone
C) router
D) ipod itouch
  • 2. The following are intermediary devices EXCEPT
A) router
B) hub
C) lan switch
D) laptop
  • 3. An intranet is only available to a/an
A) organization
B) neiborhood
C) residence
D) city
  • 4. Packet Tracer helps in creating virtual
A) switches
B) LANs
C) networks
D) routers
  • 5. The TRACERT command allows the user to observe the flow of
A) hackers
B) IP command lines
C) protocols
D) information
  • 6. Which is the seventh layer of the OSI model?
A) physical
B) application
C) presentation
D) session
  • 7. Which is the first layer of the OSI model?
A) physical
B) presentation
C) session
D) application
  • 8. How many layers does the OSI model have?
A) four
B) seven
C) eight
D) nine
  • 9. How many layers does the TCI/IP model have?
A) nine
B) seven
C) eight
D) four
  • 10. In which layer are data bits timed and synchronized?
A) network
B) physical
C) transport
D) datalink
  • 11. In which layer do packets receive their destination and source PHYSICAL addresses?
A) transport
B) physical
C) network
D) datalink
  • 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) source address
B) packet data
C) routing tables
D) destination address
  • 14. PDU stands for Protocol Data...
A) Unicode
B) Unification
C) Union
D) Unit
  • 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) assist in protocol design
B) accelerate rate of router transmissions
C) foster vendor competition
D) prevent one layer from affecting the other layers
  • 17. As data passes down the OSI layered model stacks, it is
A) specialized
B) assembled
C) encapsulated
D) enhanced
  • 18. TRACERT or TRACEROUTE is a tool used to determine the path taken by
A) LANs
B) switches
C) packets
D) routers
  • 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) crossover
B) console
C) straight-through
D) RJ-11
参加了这次测试的学生也参加了 :

创建 That Quiz — 为数学和其它学科出题和测试的网站.