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reekydizzyΔίκτυα και Επικοινωνίες

28 Οκτ 2013 (πριν από 3 χρόνια και 10 μήνες)

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Name ________________________


Cisco Router Config

Mid
-
Term Exam


1.

Which OSI layer is concerned with the topology of a network?

a.

Transport

b.

Network

c.

Data
-
Link

d.

Physical


2.

Which OSI layer handles data encryption and compression?

a.

Application

b.

Presentation

c.

Session

d.

T
ransport


3.

Which network device offers full
-
duplex, dedicated bandwidth to segments or desktops?

a.

Hub

b.

Bridge

c.

Switch

d.

Router


4.

Host
-
A and Host
-
Z are on different subnets. If an ARP request is sent from Host
-
A in search of
Host
-
Z’s MAC address, what will happen
?

a.

There will be no response.

b.

The router will respond with the MAC address of Host
-
Z.

c.

The router will respond with it’s own MAC address.

d.

The router will forward the request to the correct subnet so Host
-
Z can respond.


5.

If a Class
-
B network is subnetted with

a mask of 255.255.240.0, how many useable subnets are
created?

a.

2

b.

6

c.

14

d.

30


6.

What is the function of the “erase start” command?

a.

It deletes the current IOS from NVRAM.

b.

It deletes the configuration file in RAM.

c.

It deletes the configuration file in NVRAM.

d.

It de
letes the bootstrap image from Flash.


7.

Which of the following are stored in NVRAM?

a.

Routing Tables

b.

Configuration Files

c.

IOS Image

d.

Power
-
On Diagnostics


8.

Routers make forwarding decisions based on which kind of address?

a.

Logical

b.

Layer 2

c.

Physical

d.

Hardware


9.

Which

of the following WAN technologies is a Circuit
-
Switched service?

a.

ATM

b.

ISDN

c.

Frame Relay

d.

SMDS


10.

Which IOS command is used to enter “privileged” mode?

a.

Admin

b.

Root

c.

Enable

d.

privileged


11.

Which protocol does a WAN use to make path determination decisions?

a.

RIP

b.

IGRP

c.

IP

d.

OSPF


12.

What do WAN Data
-
Link protocols describe?

a.

Electrical, mechanical, operational, and functional connections

b.

Process used for error detection

c.

How frames are carried between systems

d.

How applications are started and stopped


13.

Cisco Discovery Protocol (CDP
) operates at which OSI layer?

a.

Physical

b.

Data
-
Link

c.

Network

d.

Transport


14.

Which IOS command shows the status of Ethernet, Serial, BRI, and other ports?

a.

Show version

b.

Show interfaces

c.

Show run

d.

Show start


15.

What is the correct IOS command to go from user mode to pri
vileged mode?

a.

Login

b.

Enable

c.

Interface

d.

configure


16.

Which response to the appropriate “show ______” command indicates an operational serial link?

a.

Serial 1 is up, line protocol is up

b.

Serial 1 is up, line protocol is down

c.

Serial 1 is down, line protocol is down

d.

Serial 1 is administratively down, line protocol is down


17.

Which IOS command shows the configuration file stored in NVRAM?

a.

Show version

b.

Show run

c.

Show start

d.

Show int


18.

Which port is used to initially configure a router?

a.

Auxiliary

b.

Console

c.

Serial

d.

BRI


19.

How does

the router prompt appear when you are in global
-
config mode?

a.

Router#

b.

Router
-
config#

c.

Router(config)#

d.

Router(config
-
router)#


20.

Once you have selected an interface to configure, what will the prompt look like?

a.

Router(config)#

b.

Router(config
-
in)#

c.

Router(config
-
intf)#

a.

Router(config
-
if)#


21.

You have connected a new LAN and made appropriate changes to your router’s configuration.
What command will save this new configuration to NVRAM?

a.

Copy config startup

b.

Copy running
-
config startup

c.

Configure memory

d.

Copy running
-
conf
ig nvram


22.

Which password in encrypted?

a.

Console

b.

Enable

c.

Secret

d.

Telnet


23.

The password for “vty 0 4” is required for what type of connection?

a.

Modem

b.

Line Console

c.

Telnet

d.

Remote Host


24.

What is an important result of loading the configuration file?

a.

Other instructi
ons are loaded into memory.

b.

Diagnostics verify the basic operation of the router.

c.

Router components are detected and listed.

d.

Logical addresses are assigned and routing processes are started.


25.

Which IOS command is used to view the name of the system image f
ile?

a.

Show flash

b.

Show register

c.

Show run

d.

Show start


26.

Which mode/command is used to change the default configuration register setting?

a.

Router# register value

b.

Router# config
-
register

c.

Router(config)# register value

d.

Router(config)# config
-
register


27.

Where is the
second place a router searches for the IOS software?

a.

ROM

b.

RAM

c.

NVRAM

d.

TFTP Server


28.

Which IOS command can be used to configure a router’s Ethernet port?

a.

Int e0 192.168.0.1

b.

Int e0 192.168.0.1 255.255.255.0

c.

Int s0 192.168.0.1

d.

Int s0 192.168.0.1 255.255.255.0


29.

Wh
ich configuration register mode is used to tell the router to boot from NVRAM?

a.

0x
--
0

b.

0x
--
1

c.

0x
--
2

d.

0x
--
N


30.

Which command is used to discover the configuration register setting?

a.

Show reg

b.

Show run

c.

Show version

d.

Show start




Now for a little subnet
-
math. . .


1.

W
hat is the correct subnet mask for dividing a class
-
C network into 10 useable subnets?







2.

Complete the following table of address ranges for dividing the192.168.229.0 network into

2 useable subnets.


Use the number ____ in the third octet.


Network Ad
dress

Host Addresses

Broadcast Address


192. 168. 229.____


192. 168. 229.____
-
____



192. 168. 229.____


192. 168. 229.____


192. 168. 229.____
-
____



192. 168. 229.____


192. 168. 229.____


192. 168. 229.____
-
____



192. 168. 229.____


192. 168. 229.
____


192. 168. 229.____
-
____



192. 168. 229.____