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Networking Final

Total questions: 125

Worksheet time: 9hrs 29mins

Name
Class
Date
1.
One of the following components working at physical layer:
a)
Switch
b)
PC
c)
Hub
d)
Router
2.
The layer that is responsible for message encryption/decryption, compression and translation is:
a)
Layer 4
b)
Layer 5
c)
Layer 6
d)
Layer 7
3.
Layer 3 of the OSI model, provides an end-to-end logical addressing system so that a packet of data can be routed across several networks. Logical addressing referred to:
a)
MAC addresses
b)
IP addresses
c)
Memory addresses
d)
Computer addresses
4.

HTTP, email, and end users apps works at Layer:

a)

2

b)

3

c)

6

d)

7

5.
MAC address is implemented at which OSI model layer?
a)
Physical Layer
b)
Data Link Layer
c)
Network Layer
d)
Presentation Layer
6.
Bits are packaged at which layer of the OSI model?
a)
Physical Layer
b)
Data Link Layer
c)
Network Layer
d)
Presentation Layer
7.
Which layer of the OSI does the Switch work on? 
a)
Transport Layer
b)
Network Layer
c)
Data Link Layer
d)
Physical Layer
8.
 IP is implemented at which OSI model layer?
a)
Physical Layer
b)
Transport Layer
c)
Network Layer
d)
Presentation Layer
9.

What is the function of the commands "tracert" and "traceroute" ?

a)

find the mac address of a host

b)

find the ip address of all host

c)

find the path from source to destination of IP packets

d)

show routing table

10.

Which IOS command will show everything that has been configured on a router or switch?

a)

show running-topology

b)

show running-configuration

c)

show ip interface brief

d)

show ip interface

e)

show running-telnet

11.

Which command will show the path from source to destination on an IOS router or switch?

a)

tracert

b)

traceroute

c)

tracepath

d)

trace-source

e)

trace-destination

12.

Which command will show the path from source to destination on an host computer using DOS command prompt?

a)

tracert

b)

traceroute

c)

tracepath

d)

trace-source

e)

trace-destination

13.

Which command will show if an interface is "up" or "down"? choose 2

a)

show ip interface brief

b)

show ip interface

c)

show ip status

d)

show up-down

e)

show ip interface up-down

14.

Which command will show me all the connected networks on routers and switches? choose 2

a)

show ip route

b)

show ip route connected

c)

ipconfig

d)

ipconfig/all

e)

nslookup

15.

Look at the image in the exhibit. Which command will telnet into the 3rd hop?

a)

telnet router 132.177.84.133

b)

telnet 132.177.84.11

c)

telnet 132.177.84.133

d)

telnet 132.177.224.1

16.
Which networking device is hardware-based rather than software-based and only forwards packets to the destination port based on media access control (MAC) addresses?
a)
A switch
b)
A repeater
c)
A hub
d)
A bridge
17.

Which networking device sends data to all devices connected to it and lacks the intelligence to determine the best path for data packets?

a)

A hub

b)

A router

c)

An access point

d)

A switch

18.

Which one sends data to all devices, and makes no decisions?

a)

A hub

b)

A router

c)

An access point

d)

A switch

19.

Which one is capable of only sending data to the specific device?

a)

switch

b)

hub

20.

Which one can be slower

a)

switch

b)

hub

21.

Which one has more data collisions

a)

switch

b)

hub

22.

Which one can be faster

a)

switch

b)

hub

23.

Which one has less data collisions

a)

switch

b)

hub

24.

Which one is more expensive

a)

switch

b)

hub

25.

Which device will Always flood all ports?

a)

switch

b)

hub

26.

Which stores the source mac-address in a table?

a)

switch

b)

hub

27.

Which device can have multiple conversations at once, in both directions? (Full duplex)

a)

switch

b)

hub

28.

Which device can only have one conversation at a time, one directions? (half duplex)

a)

switch

b)

hub

29.

The OSI command "show mac address-table" will show the stored mac address on which device?

a)

switch

b)

hub

30.

Which device operates in full duplex?

a)

switch

b)

hub

31.

Which device operates in half duplex?

a)

switch

b)

hub

32.

each station can both transmit and receive, but not at the same time. When one device is sending, the other can only receive, and vice-versa.

a)

Simplex

b)

Half-Dudplex

c)

Full-Duplex

d)

Answer NOT given

33.

both stations can transmit and receive simultaneously.

a)

Simplex

b)

Half-Duplex

c)

Full-Duplex

d)

Answer NOT given

34.

What is the primary function of DHCP?

a)

assign mac address to devices

b)

assign IP address to devices

c)

assign hostnames to devices

d)

assign pin names to devices

35.

Which devices should have a static address?

a)

host computer

b)

cell phone

c)

server

d)

laptop

36.

Which devices should have a static address?

a)

host computer

b)

desktop

c)

router

d)

laptop

37.

Which devices should have a static address?

a)

host computer

b)

desktop

c)

hub

d)

switch

38.

Which is better for static addressing?

a)

a network of 3 computers

b)

a network of 30 computers

c)

a network of 333 computers

d)

a network of 303 computers

39.

Which is better for DHCP addressing?

a)

a network of 3 computers

b)

a network of 7 computers

c)

a network of 333 computers

d)

a network of 4 computers

40.

Which step should be configured on the DCHP screen?

a)

DNS

b)

hostname

c)

traceroute

d)

nslookup

41.

Which step should be configured on the DCHP screen?

a)

DHCP POOL

b)

interface #

c)

traceroute

d)

nslookup

42.

What can a server do for your network?

a)

provide services

b)

provide extra bandwidth

c)

remove hackers

d)

get you to the internet

43.

You should always ping after adding new devices to the network?

a)

TRUE

b)

FALSE

44.

If you have a 9 devices on the network, how many should you ping?

a)

7

b)

8

c)

9

d)

5

45.

Category 6a cable will operate at what speed?

a)

10 mbps

b)

100 mbps

c)

1000 mbps

d)

10,000 mbps

46.

Category 6a cable will operate at what speed?

a)

10 mbps

b)

100 mbps

c)

1000 mbps

d)

10,000 mbps

47.
1. Which command will open the command prompt from windows environment?
a)
Edit
b)
CMD
c)
Prompt
d)
commando
48.

You need to determine a PC's Ip Address. Which command will display this information?

a)

IPCONFIG

b)

NETSTAT

c)

NSLOOKUP

d)

IPCONFIG /address

49.

If you try and ping a host computer, but the ping fails, what is a possible problem or solution?

a)

reverse the ip address and the subnet mask

b)

you should try the command "Pong" instead

c)

The host does not have an ip address set correctly to respond to the ping request.

d)

type the command "nslookup"

50.

When building a network, the host computers should be connected to the _____________?

a)

router

b)

switch

c)

projector

d)

server

51.

Which command will display this information?

a)

IPCONFIG

b)

NETSTAT

c)

NSLOOKUP

d)

IPCONFIG /address

52.

Which command will display this information?

a)

IPCONFIG/all

b)

NETSTAT

c)

NSLOOKUP

d)

IPCONFIG /address

53.

Which command test connectivity between two devices?

a)

ping

b)

poing

c)

test

d)

test connection/all

54.

Which command will display this information?

a)

IPCONFIG/all

b)

ping

c)

NSLOOKUP

d)

IPCONFIG /address

55.

Which command will switch me into the interface gigabitEthernet 0/1

a)

router interface fa0/1

b)

interface change gig0/1

c)

interface gig 0/1

d)

port gig 0/0

e)

interface port gig 0/1

56.

Which IOS command will shutdown an interface?

a)

shutdown

b)

turn off

c)

ip off

d)

no shutdown

e)

do shutdown interfaces

57.

How many directly connected routes are there?

a)

6

b)

3

c)

7

d)

9

58.

Which are not one of the application layer protocols?

a)

DNS

b)

FTP

c)

SMTP

d)

FNP

59.
Which protocol would you use to transfer files?
a)
FTP
b)
SMTP
c)
POP3
d)
HTTP
60.
What is a protocol?
a)
Any peripheral device
b)
A person that uses a client
c)
Rules for networks and communications
d)
A circuitboard with the components to send/receive data
61.
Which of these are mail protocols?
a)
SMTP and POP
b)
TCP and FTP
c)
FTP and SMTP
d)
POP and IP
62.

What does IP stand for?

a)

Internet Procedures

b)

Internet Protocol

c)

Industrial Procedures

d)

Industrial Protocol

63.

What is name of the protocol that matches domain names to IP addresses?

a)

SMTP

b)

TCP

c)

IP

d)

DNS

64.
What does Protocol mean?
a)
Security
b)
Rules
c)
Orders
d)
Services
65.

HTTP, email, and end users apps works at Layer:

a)

2

b)

3

c)

6

d)

7

66.
MAC address is implemented at which OSI model layer?
a)
Physical Layer
b)
Data Link Layer
c)
Network Layer
d)
Presentation Layer
67.
FTP Protocol is working in which layer of OSI ?
a)
Transport Layer
b)
Presentation Layer
c)
Session Layer
d)
Application Layer
68.
TCP/UDP  Protocols are working in which layer of OSI ?
a)
Transport Layer
b)
Presentation Layer
c)
Session Layer
d)
Application Layer
69.
Is a Transport Layer protocol :
a)
UDP
b)
IP
c)
IPX
d)
FDDI
70.
Which of the following lists the layers of the OSI model in proper order from the most basic bottom layer to the most complex top layer?
a)
Physical, Data Link, Network, Transport, Session, Presentation, Application
b)
Network Access, Internet, Transport, Application
c)
Application, Presentation, Session, Transport, Network Data Link, Physical
d)
Bits, Frames, Packets, Segments, Data
71.

A layer 3 switch is similar to a

a)

Hub

b)

Router

c)

Switch

d)

Data Link

72.

How many layers are in the OSI model?

a)

3

b)

4

c)

6

d)

7

73.
Physical layer of the OSI model is also known as:
a)
Layer 2
b)
Layer 7
c)
Layer 1
d)
Layer 4
74.
What is the name of a data unit used at the OSI physical layer?
a)
Frame
b)
Segment
c)
Bit
d)
Packet
75.
In the OSI model, physical addressing takes place at the:
a)
Data link layer
b)
Layer 7 
c)
Physical layer
d)
Session layer
76.
Layer 2 of the OSI model is also known as:
a)
Transport layer
b)
Network layer 
c)
Data link layer
d)
Physical layer
77.
In the OSI model, Media Access Control (MAC) and Logical Link Control (LLC) sublayers are the components of:
a)
Session layer
b)
Data link layer 
c)
Transport layer
d)
Network layer
78.
Which of the following terms refers to the OSI network layer?
a)
Layer 2
b)
Layer 5
c)
Layer 3 
d)
Layer 4
79.
At which of the OSI layers IP addressing takes place?
a)
 Layer 3
b)
Layer 1
c)
Layer 4
d)
 Layer 6
80.
Layer 4 of the OSI model is also referred to as:
a)
Network layer
b)
Data link layer
c)
Session Layer
d)
Transport layer
81.
 Layer 3 of the OSI model is also referred to as:
a)
Data link layer
b)
Network layer
c)
Session layer
d)
Transport layer
82.
 Layer 5 of the OSI model is also referred to as:
a)
 Session layer
b)
Application layer
c)
Transport layer
d)
 Presentation layer
83.
In the OSI model, session layer is also known as:
a)
Layer 4 
b)
Layer 6
c)
Layer 5 
d)
 Layer 3
84.
The term "Presentation layer" refers to:
a)
Layer 7 of the OSI model
b)
 Layer 5 of the OSI model 
c)
Layer 6 of the OSI model 
d)
Layer 4 of the OSI model
85.
Bottom-up troubleshooting begins at which layer of the OSI model?
a)
Network layer
b)
Physical layer
c)
Transport layer
d)
Application layer
86.
What is the IPv4 Address class for  216.31.177.183?
a)
A
b)
B
c)
C
d)
D
87.
What is the IPv4 Address class for 86.51.197.131?
a)
A
b)
B
c)
C
d)
D
88.
What is the IPv4 Address Class for 187.207.26.229?
a)
A
b)
B
c)
C
d)
D
89.
What is the IPv4 Address class for 10.153.222.242?
a)
A
b)
B
c)
C
d)
D
90.
What is the IPv4 Address Class for 192.168.64.190?
a)
A
b)
B
c)
C
d)
D
91.
What is the IPv4 Address Class for 223.91.37.115?
a)
A
b)
B
c)
C
d)
D
92.
What is the IPv4 Address Class for 100.90.212.25?
a)
A
b)
B
c)
C
d)
D
93.
What is the IPv4 Address Class for 186.179.81.218?
a)
A
b)
B
c)
C
d)
D
94.
What is the IPv4 Address Class for 139.43.250.32?
a)
A
b)
B
c)
C
d)
D
95.
What is the IPv4 Address Class for 239.174.237.81?
a)
A
b)
B
c)
C
d)
D
96.
identifies which portion of the IP address is the network address and which portion is the host address
a)
IP address
b)
subnet mask
c)
default gateway
d)
DNS server
97.
Your boss wants you to set up three computers on a classful network with a default subnet mask of 255.0.0.0. What class does he want the computers to be set up on?
a)
Class A
b)
Class B
c)
Class C
d)
Class D
98.
What is the default subnet mask for a Class B network?
a)
255.0.0.0
b)
255.255.0.0
c)
255.255.255.0
d)
255.255.255.255
99.
For IPv4, what class is used for multicasting?
a)
A
b)
B
c)
C
d)
D
100.
What class is 207.21.54.25
a)
A
b)
B
c)
C
d)
D
101.
Which of the following answers lists an example of an APIPA address?
a)
192.168.0.3
b)
127.0.0.1
c)
169.254.10.20 
d)
65.55.57.27
102.
Which of the following answers lists the default (classful) subnet mask for a class C network?
a)
255.255.192.0
b)
 255.255.224.0
c)
 255.255.255.0
d)
255.255.252.0
103.
What is the leading octet value range for an IPv4 address belonging to a class B network?
a)
128 - 191
b)
1 - 126
c)
192 - 223
d)
224 - 239
104.
Which of the following answers refer to the IPv4 multicast address block? 
a)
128 - 191
b)
224 - 239 
c)
Class C
d)
 192 - 223
105.

What is the default subnet mask for the ip address 192.168.10.10?

a)

255.0.0.0

b)

255.255.0.0

c)

255.255.255.0

d)

255.255.255.255

106.

What is the default subnet mask for the ip address 10.230.33.0?

a)

255.0.0.0

b)

255.255.0.0

c)

255.255.255.0

d)

255.255.255.255

107.

What is the default subnet mask for the ip address 169.254.0.8?

a)

255.0.0.0

b)

255.255.0.0

c)

255.255.255.0

d)

255.255.255.255

108.

What is the default subnet mask for the ip address 172.15.100.1?

a)

255.0.0.0

b)

255.255.0.0

c)

255.255.255.0

d)

255.255.255.255

109.

What is the default subnet mask for the ip address 201.100.10.0?

a)

255.0.0.0

b)

255.255.0.0

c)

255.255.255.0

d)

255.255.255.255

110.

What is the default subnet mask for the ip address 172.15.100.1?

a)

255.0.0.0

b)

255.255.0.0

c)

255.255.255.0

d)

255.255.255.255

111.

What is the default subnet mask for the ip address 18.0.0.10?

a)

255.0.0.0

b)

255.255.0.0

c)

255.255.255.0

d)

255.255.255.255

112.

Which are the two twisted pair cables types available?

a)

UDP and FTP

b)

STP and UTP

c)

UTP and FTP

d)

NONE OF THE ABOVE

113.
What type of connector do twisted pair cables on computer networks use? 
a)
RJ-11
b)
RJ-30
c)
RJ-45
d)
NONE OF THE ABOVE
114.

3. Ethernet Twisted pair cable has how many wire conductors?

a)

6 CONDUCTORS

b)

8 conductors

c)

10 conductors

d)

12 conductors

115.
What are data transfer speeds measure in?
a)
Bytes
b)
Bits
c)
Frames
d)
Relays
116.

Ethernet wires are twisted in pairs in order to ___________?

a)

gain faster speed

b)

avoid crosstalk

c)

avoid EMI and RFI

d)

to make the cable stronger

117.
This term refers to a port setting which allows an interface to send and receive data at the same time.
a)
Half Duplex
b)
Full Duplex
c)
Full Monty
d)
Full Override
118.
What is the most common use of coaxial cable in networking today?
a)
connecting computers in a small network
b)
connecting two computers in a point-to-point connection
c)
connecting a cable modem to an Internet Service Provider (ISP)
d)
in a multipoint connection 
119.
Which of the following cable types does NOT use copper wires? 
a)
coax
b)
STP
c)
UTP
d)
fiber-optic
120.
Which connector is used for UTP cabling on a network? 
a)
RF-11
b)
BNC
c)
RS-232
d)
RJ-45
121.
What type of interference does UTP wire suffer from when run near lighting fixtures or power conduits?
a)
EMI
b)
BMI
c)
UTI
d)
None of the above
122.
This term refers to a port setting which allows an interface to send and receive data at the same time.
a)
Half Duplex
b)
Full Duplex
c)
Full Monty
d)
Full Override
123.
Which of the following devices is a sophisticated device that learns MAC addresses for more efficient packet delivery?
a)
Hub
b)
VLAN
c)
Frame
d)
Switch
124.

Which cable type will be used to avoid EMI and Crosstalk

a)

UTP

b)

STP

c)

Coaxial

d)

extension cord

125.

Why are twisted pair cables twisted at different rates?

a)

to avoid EMI

b)

to avoid crosstalk

c)

to avoid RFI

d)

to make it fit in the shield

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