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| 1 |
What is the correct order for the
OSI model?
P=Presentation, S=Session, D=Datalink, Ph=Physical, T=Transport, A= Application, N=Network
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. P S A PH D N T |
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A P S T N D PH |
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PH D N T A S P |
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P S A T N D PH |
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| 2 |
What is encapsulation?
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Putting the header on an incoming frame |
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Putting a header on an incoming segment |
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Putting a header on an outgoing frame |
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Putting a header on an outgoing bit |
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| 3 |
Which layer is most concerned with
user applications?
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Application |
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Presentation |
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Network |
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Physical |
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| 4 |
Which of the following is
de-encapsulation? |
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Stripping the header from a frame |
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Putting a header on a segment |
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Putting a header on a frame |
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Stripping a frame from a link |
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| 5 |
What layer converts data into
segments?
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Application |
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Presentation |
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Transport |
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Physical |
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| 6 |
What layer converts data into
Packets? |
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Network |
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Application |
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Physical |
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Data Link |
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| 7 |
What layer converts data into
Frames?
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Application |
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Physical |
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Data Link |
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Transport |
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| 8 |
What layer converts data into bits? |
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Application |
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Session |
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Data Link |
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Physical |
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| 9 |
Which layer is most concerned with
getting data from the beginning to the final destination?
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Application |
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Presentation |
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Session |
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Transport |
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| 10 |
Which of the following is not a part
of the Session layer?
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Establishing a session |
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Ensuring error free segments |
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Ending a session |
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Keeping the sender and receiver from sending a message at the same time |
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| 11 |
Which of the following is not a job
for the presentation layer? Choose 2
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Data representation |
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Compression |
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Dialog management |
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Transmission |
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Encryption |
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| 12 |
What does Peer to Peer communication
involve?
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Each layer communication with the layer below it |
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Each layer communication with layer above it |
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Each layer communicating with adjacent layer in another system |
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Each layer communication with it's corresponding layer in another system |
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| 13 |
Why does the industry use a layered
model? Choose all correct
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When you enhance one layer it doesn't affect the other
layers |
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Design and development can be made in a modular fashion |
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Network operations can be simplified |
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Troubleshooting can be simplified |
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| 14 |
Which two of the following are not
from the physical layer?
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SDLC |
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V.35 |
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HSSI |
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ISDN |
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. RS-232 |
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| 15 |
Which two answers are functions of
the OSI model"s network layer?
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Sequencing of frames |
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Path determination |
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Packet switching |
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Packet sequencing |
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| 16 |
What is an example of a MAC address?
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AZ32:6362:2434 |
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Sj:2817:8288 |
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GGG:354:665 |
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A625:cbdf:6525 |
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| 17 |
Which of the following is not part
of the data link layer?
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Transports data across the physical link |
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Performs physical addressing |
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Performs flow control |
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Determines network topology |
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Terminates a session |
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| 18 |
Which of the following are data link
protocols?
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HDLC |
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FTP |
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SQL |
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ISDN |
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Token Ring |
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| 19 |
Of the following address
AA77:3827:EF54, which of the following is the vendor portion?
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AA7738 |
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27EF54 |
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AA77 |
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EF54 |
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| 20 |
Which of the following are examples
of layer 3 addressing?
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165.33.4.34 |
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AA77:3827:EF54 |
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HHHH:hg:7654 |
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76 |
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| 21 |
What is considered Layer 3
addressing?
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Data Link Layer |
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Network Layer |
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Application Layer |
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None of these |
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| 22 |
What layer are Bridges on?
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Data Link |
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Physical |
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Application |
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Transport |
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| 23 |
Repeaters are on what layer?
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Transport |
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Session |
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Physical |
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Application |
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| 24 |
Which of the following are
considered routing protocols?
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OSPF |
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IP |
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IPX |
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EIGRP |
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Token Ring |
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| 25 |
Which two of the following are
considered connection oriented communication?
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Setup and maintenance procedures are performed to ensure
message delievery |
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A physical circuit exists between two communicating devices |
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It is a best effort type of communication |
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A virtual connection exists between the two |
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| 26 |
Which of the following are not WAN
protocols? Choose 2
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Frame Relay |
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ATM |
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Ethernet |
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FDDI |
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ISDN |
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| 27 |
Which of the following will allow
you to view NVRAM's contents?
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show configuration |
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show protocols |
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show version |
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show running-config |
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show startup-config |
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| 28 |
Which of the following contains the
OS image?
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Flash |
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NVRAM |
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RAM |
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Interfaces |
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| 29 |
Which of the following indicates the
router is in privilege mode?
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Router# |
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Router> |
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Router- |
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Router* |
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| 30 |
What does "show cdp
neighbors" not show? Neighbors_________
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device id |
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hardware platform |
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ios version |
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port type and number |
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| 31 |
Which of the following will show you
the clock?
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cl? |
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Cl ? |
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Clock? |
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Clock ? |
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| 32 |
CDP operates at which layer? |
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Transport |
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Network |
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Data link |
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Physical |
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| 33 |
Which command does not show two
devices are not routing packets between them successfully?
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ping |
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show interface |
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trace |
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telnet |
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| 34 |
What keystrokes shows the possible
commands in privilege mode?
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. help |
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h |
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ctrl+h |
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? |
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| 35 |
Which two items contain versions of
the router's configuration file?
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. flash |
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nvram |
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ram |
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rom |
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| 36 |
Which of the following commands will
allow youto review the contents of RAM?
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show configuration |
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show protocols |
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show version |
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show running-config |
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show startup-config |
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| 37 |
Which of the following will allow
you to add, modify, or delete commands in the startup configuration file?
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show startup-config |
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show running-config |
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configure terminal |
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configure memory |
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| 38 |
Which command would be used to
restore a configuration file to RAM?
________TFTP running-config
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router#copy |
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router>copy |
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router*copy |
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router^copy |
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| 39 |
Which of the following commands will
display the running configuration file to a terminal?
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show running-config |
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show router-config |
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router#show flash |
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router>show version |
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| 40 |
If you need to copy the currently
executing configuration file into NVRAM, which command would you use?
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router#copy startup-config running-config |
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router#copy startup-config TFTP |
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router#copy running-config startup-config |
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router>copy startup-config running-config |
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| 41 |
Which of the following commands
would not set a password on a Cisco router?
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router(config)#enable secret |
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router(config-line)#password test |
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router(config)#service encryption password |
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router(config)#enable password |
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| 42 |
Which of the following would cause a
router to boot into the initial configuration dialog after powering has cycled?
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Someone had copied the startup configuration file in a TFTP
server |
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The running configuration file was copied to the startup configuration
file |
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It is the first time router has ever been turned on |
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The write erase command was executed immediately before powering down the
router. |
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| 43 |
What would cause a router to boot
from ROM?
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0x3202 |
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0x2302 |
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0x2101 |
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0x2103 |
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| 44 |
Where does the running config file
exist? |
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NVRAM |
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ROM |
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RAM |
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Flash |
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| 45 |
How do you back up a router?
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router#copy running-config startup-configuration |
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router(config)#copy TFTP flash |
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router#copy flash TFTP |
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router#copy flash NVRAM |
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| 46 |
Which of the following is not valid?
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router>show version |
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router#show running-config |
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router#show startup-config |
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router#show RAM |
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| 47 |
Which of the following are basic
router functions?
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Packet switching |
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Packet filtering |
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Path determination |
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Rapid convergence |
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| 48 |
Which of the following is not an
interior routing protocol?
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RIP |
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IGRP |
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OSPF |
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BGP |
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| 49 |
Which of the following routing
protocols communicate router information by sending the state of it's links to all routers
in it's domain?
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BGP |
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RIP |
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IGRP |
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OSPF |
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| 50 |
What is a problem caused by distance
vector routing protocols?
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Split horizon |
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Route Poison |
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Counting to infinity |
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Max hop count |
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Hold down timers |
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