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NETWORKING MIDTERM1

Total questions: 100

Worksheet time: 7hrs 54mins

Name
Class
Date
1.
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
2.
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
3.
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
4.
For IPv4, what class is used for multicasting?
a)
A
b)
B
c)
C
d)
D
5.
What is the network portion of :
IP: 192.168.1.2
Subnet mask: 255.255.255.0
a)
192
b)
192.168
c)
192.168.1
d)
2
6.
What is the network portion of :
IP: 192.168.1.2
Subnet mask: 255.255.255.0
a)
192
b)
192.168
c)
192.168.1
d)
2
7.
What class is 207.21.54.25
a)
A
b)
B
c)
C
d)
D
8.
Which address is legal
a)
12.1.2.2
b)
645.250.2.4
c)
198.261.34.2
d)
201.165.321.1
9.
Which of the following answers lists the default (classful) subnet mask for a class A network?
a)
 255.0.0.0
b)
255.128.0.0
c)
224.0.0.0
d)
 255.224.0.0
10.
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
11.
Which of the following answers lists the default (classful) subnet mask for a class B network?
a)
255.252.0.0
b)
255.255.0.0
c)
255.248.0.0
d)
255.224.0.0
12.
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
13.
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
14.
Which of the following answers refer to the IPv4 multicast address block? 
a)
128 - 191
b)
224 - 239 
c)
Class C
d)
 192 - 223
15.
In IPv4 addressing, the leading octet of an IP address with a value of 192 through 223 denotes that the IP address within that range belongs to the:
a)
Class A address space
b)
 Class B address space
c)
Class C address space 
d)
 Class D address space
16.

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

17.

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

18.

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

19.

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

20.

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

21.

Which is called the "loopback" address range?

a)

12.1.2.2 - 12.255.255.255

b)

127.0.0.0 - 127.255.255.255

c)

198.261.34.2 - 193.255.255.255

d)

201.165.321.1 - 202.0.0.0

22.

What is the default subnet mask for the ip address 101.0.255.230?

a)

255.0.0.0

b)

255.255.0.0

c)

255.255.255.0

d)

255.255.255.255

23.

What is 0001 0001 in Decimal?

a)

15

b)

16

c)

17

d)

33

24.

What is 66 in binary

a)

0100 0001

b)

0100 0010

c)

0100 0100

d)

0100 0101

25.

What define the network portion of an IPv4 address?

a)

default gateway

b)

broadcast address

c)

zeros in the subnet mask

d)

ones in the subnet mask

26.

What type of address is allowed on the Internet?

a)

private IP address

b)

default gateway address

c)

loopback address

d)

public IP address

27.

If you have a Class C classful network address (/24), you assigned on static address to the router interface and one static address to a server, how many addresses are left that could be assigned to other hosts?

a)

250

b)

252

c)

254

d)

255

28.

Given the host address 220.10.15.251, what is the default subnet mask?

a)

255.255.0.0

b)

255.255.255.0

c)

255.0.0.0

d)

255.255.254.254

29.

Given the host address 220.10.15.251, what is the network ID?

a)

220.0.0.0

b)

220.10.0.0

c)

220.10.15.0

d)

220.10.15.1

30.

Given the host address 220.10.15.251, what is the first assignable host address of that network?

a)

220.0.0.0

b)

220.10.0.0

c)

220.10.15.0

d)

220.10.15.1

31.

Given the host address 220.10.15.251, what is the Last assignable host address of that network?

a)

220.0.255.255

b)

220.255.0.0

c)

220.10.15.254

d)

220.10.15.1

32.

Given the host address 220.10.15.251, what is the broadcast address of that network?

a)

220.0.255.255

b)

220.255.0.0

c)

220.10.15.255

d)

220.10.15.1

33.

Given the host address 172.20.56.9, what is the default subnet mask?

a)

255.255.0.0

b)

255.255.255.0

c)

255.0.0.0

d)

255.255.254.254

34.

Given the host address 172.20.56.9 what is the network ID?

a)

172.20.0.0

b)

172.20.56.0

c)

172.20.56.255

d)

172.20.56.1

35.

Given the host address 172.20.56.9, what is the first assignable host address of that network?

a)

172.20.56.1

b)

172.20.0.1

c)

172.20.56.254

d)

172.20.0.255

36.

Given the host address 172.20.56.9, what is the Last assignable host address of that network?

a)

172.20.255.254

b)

172.20.0.1

c)

172.20.56.254

d)

172.20.0.255

37.

Given the host address 172.20.56.9, what is the broadcast address of that network?

a)

172.20.255.254

b)

172.20.0.1

c)

172.20.56.254

d)

172.20.255.255

38.

Given the host address 15.7.78.65, what is the first assignable host address for that network?

a)

15.0.0.1

b)

15.0.0.0

c)

15.7.0.0

d)

15.7.78.1

39.

Given the host address 15.7.78.65, what is the last assignable host address for that network?

a)

15.0.0.1

b)

15.0.0.254

c)

15.7.255.254

d)

15.255.255.254

40.
How many bits are in an IPv4 address?
a)
32
b)
64
c)
128
d)
256
41.
Which two parts are components of an IPv4 address?
a)
Subnet & Logical
b)
Network & Host
c)
Logical & Host
d)
Host & Physical
42.
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
43.
What is the permanent network address of every network card?
a)
IP Address
b)
MAC Address
44.
What network device connects a LAN to the internet (deals with different IP addresses)
a)
A Switch
b)
A Hub 
c)
A Firewall
d)
A Router
45.
Which device is the MAC address hard coded in to?
a)
Hub
b)
Switch
c)
Router
d)
Network interface card
46.
Which of the following provides resources to network users including e-mail, web pages, or files?
a)
Server
b)
Client
c)
Hub
d)
Switch
47.

What is the maximum number of host addresses available that you can use for each subnet that belongs to a class C address?

a)

128

b)

256

c)

556

d)

65,534

48.

Which Class is assigned to VERY large companies such as ISP's?

a)

Class B

b)

Class C

c)

Class A

d)

Class D

49.

What does a Subnet do?

a)

Divide the network to separate traffic flow

b)

Allows the network to shut down all traffic

c)

Allows extra IP addresses to be created

d)

Converts a MAC address to an IP address

50.
 Convert 1000 0001 to decimal. 
a)
129
b)
123
c)
170
d)
65
51.

S1>

a)

User mode (level 1)

b)

Priviledge mode (level 2)

c)

Configuration mode (level 3)

d)

line console mode (level 4)

e)

interface mode (level 4)

52.

S1#

a)

User mode (level 1)

b)

Priviledge mode (level 2)

c)

Configuration mode (level 3)

d)

line console mode (level 4)

e)

interface mode (level 4)

53.

Switch>

a)

User mode (level 1)

b)

Priviledge mode (level 2)

c)

Configuration mode (level 3)

d)

line console mode (level 4)

e)

interface mode (level 4)

54.

Switch#

a)

User mode (level 1)

b)

Priviledge mode (level 2)

c)

Configuration mode (level 3)

d)

line console mode (level 4)

e)

interface mode (level 4)

55.

Router1>

a)

User mode (level 1)

b)

Priviledge mode (level 2)

c)

Configuration mode (level 3)

d)

line console mode (level 4)

e)

interface mode (level 4)

56.

Router1#

a)

User mode (level 1)

b)

Priviledge mode (level 2)

c)

Configuration mode (level 3)

d)

line console mode (level 4)

e)

interface mode (level 4)

57.

R1#

a)

User mode (level 1)

b)

Priviledge mode (level 2)

c)

Configuration mode (level 3)

d)

line console mode (level 4)

e)

interface mode (level 4)

58.

Which describes scalability?

a)

provides security for a network

b)

provides fault tolerance

c)

a fast growing network that supports existing users

d)

a slow growing network

59.

What does scalability do?

a)

slow down your system

b)

increase speed

c)

expand the network

d)

decrease speed

60.

What does redundancy mean when referring to fault tolerance?

a)

multiple paths to one destination

b)

multiple paths to the source

c)

one path to multiple destinations

d)

one path to multiple sources

61.

If a network is in one building, what is it called?

a)

LAN

b)

MAN

c)

WAN

d)

PAN

62.

If a network crosses multiple buildings in one city, what is it called?

a)

LAN

b)

MAN

c)

WAN

d)

PAN

e)

SAN

63.

If a network crosses a long distance, such as between cities or countries, what is it called?

a)

LAN

b)

MAN

c)

WAN

d)

PAN

e)

SAN

64.

If a network is just the devices belonging to one person, what is it called?

a)

LAN

b)

MAN

c)

WAN

d)

PAN

e)

SAN

65.

The internet is an example of a _____ Network.

a)

LAN

b)

MAN

c)

WAN

d)

PAN

e)

SAN

66.
Which of these types is connecting between countries: 
a)
WAN
b)
MAN
c)
LAN
d)
PAN
67.
Convert 65 to binary
a)
01100001
b)
00100001
c)
01000001
d)
00100101
68.
Convert 65 to binary
a)
01100001
b)
00100001
c)
01000001
d)
00100101
69.
Convert 254 to binary
a)
11110000
b)
11111100
c)
11111111
d)
11111110
70.
Convert 196 to binary
a)
11000110
b)
11100100
c)
11000100
d)
11010100
71.
Convert 196 to binary
a)
11000110
b)
11100100
c)
11000100
d)
11010100
72.
Convert 00010001 to decimal
a)
17
b)
27
c)
37
d)
47
73.
Convert 11001100 to decimal
a)
224
b)
134
c)
104
d)
204
74.
Convert 01000100 to decimal
a)
58
b)
68
c)
78
d)
88
75.
Convert 00100100 to decimal
a)
26
b)
36
c)
46
d)
56
76.
What are the only two numbers you can use in binary?
a)
0 and 1
b)
1 and 2
c)
1, 2, 3, 4, 5, 6, 7, 8, 9, 10
d)
1, 2, 4, 8, 16
77.
How is our number system different from the binary system?
a)
Our number system is base-5; the binary system is base-3
b)
Our number system is base-10; the binary system is base-2
c)
Our number system is base-10; the binary system is base-1
d)
Our number system is base 100; the binary system is base-2
78.

00001001

a)

3

b)

5

c)

7

d)

9

79.

00000010

a)

1

b)

2

c)

4

d)

8

80.

What has the highest priority in Quality of Service (QOS)?

a)

data

b)

voice

c)

video

81.

What does redundancy mean when referring to fault tolerance?

a)

multiple paths to one destination

b)

multiple paths to the source

c)

one path to multiple destinations

d)

one path to multiple sources

82.

Developing a plan for "priority" queuing and use of network resources including bandwidth.

a)

fault tolerance

b)

scalability

c)

security

d)

QOS

83.

Networks can grow or expand with minimal impact on users and network performance.

a)

fault tolerance

b)

scalability

c)

security

d)

QOS

84.

What has the lowest priority in Quality of Service (QOS)?

a)

data

b)

voice

c)

video

85.
What's this an image of?
a)
A wireless NIC
b)
A wireless computer
c)
A motherboard
d)
Inside of an old mobile phone
86.
What are most NICs built into nowadays?
a)
The CPU
b)
The ROM
c)
The RAM
d)
A PC's motherboard
87.
Which BEST describes the function of a switch?
a)
Connects printers together in a LAN
b)
Connects devices together in a WAN
c)
Connects devices together in a LAN
d)
Shares Internet connection on a LAN
88.
What is this an image of?
a)
Ethernet cable
b)
Coaxial cable
c)
Fibre optics
d)
Cable cars
89.
What is Ethernet cable used for?
a)
Connecting computers wirelessly
b)
Connecting computers in WANs
c)
Connecting computers in one room
d)
Connecting computers in LANs
90.
What is this an image of?
a)
Fibre optic cable
b)
Ethernet cable
c)
Cable cars
d)
Coaxial cable
91.
The IP address 223.120.50.1  is :
a)
Class A address 
b)
Class B address
c)
Class C address
d)
Class D address
92.

How many classes of IP addresses are there?

a)

2

b)

3

c)

4

d)

5

93.

Which octet determines the class of an IP address?

a)

First

b)

Second

c)

Third

d)

Fourth

94.

What class is this IP address? 10.10.10.0

a)

A

b)

B

c)

C

d)

D

95.

Which class of network addresses is used by government, ISPs and large universities.

a)

Class A

b)

Class B

c)

Class C

d)

Class D

96.

Which type of address are exposed to the Internet?

a)

Public

b)

Private

97.

What is the default subnet mask for a Class A ip address?

a)

255.0.0.0

b)

255.255.0.0

c)

255.255.255.0

98.
where we use the private ip's
a)
inside network
b)
outside network
c)
on server
d)
on administrator pc
99.
What is the range for class D
a)
224-239
b)
240-255
c)
192-223
d)
1-126
100.
What is the decimal equivalent of an octet composed of all 1s?
a)
255
b)
111
c)
100
d)
11111111

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