Question: In IPv6, the source and destination address fields are _____ bits long:
Answer Choices:
96
128
32
64
Answer: 128
Question: Cat 5 cable is terminated using connectors called:
Answer Choices:
RJ 45 connectors
RJ 44 connectors
RJ 11 connectors
RJ 19 connectors
Answer: RJ 45 connectors
Question: An organization with a class B network address uses 6 bits for the subnet ID. Each subnet in this organization can have ______ hosts.
Answer Choices:
2,048
512
128
256
Answer: 2,048
Question: An organization with a /20 CIDR address block can have at most:
Answer Choices:
512 hosts
4096 hosts
1024 hosts
2048 hosts
Answer: 4096 hosts
Question: Layering is the practice of:
Answer Choices:
Breaking down user data into small segments
Using one wire to carry multiple signals simultaneously
Arranging functionality of components so that lower layers support the services of upper layers
Arranging functionality of components so that upper layers support the services of lower layers
Answer: Arranging functionality of components so that lower layers support the services of upper layers
Question: Packetization is the process of:
Answer Choices:
Sending letters to friends
Sending user data over networks
Communicating between computer applications
Answer: Sending user data over networks
Question: The IP address 172.16.80.125 is written in binary notation as:
Answer Choices:
10101100 00010000 01010000 01111101
10101100 00010000 01010000 01111101
10101100 00010000 01010000 01111100
10101100 00010000 01010000 01111101
Answer: 10101100 00010000 01010000 01111101
Question: When the subnet mask 255.255.252.0 is applied to the IP address 192.168.151.45, the masked address is
Answer Choices:
192.168.148.0
255.255.255.0
192.168.151.45
192.168.150.0
Answer: 192.168.148.0
Question: The IP address 2001:0db8:85a3:0000:0000:8a2e:0370:7334 is written in dotted decimal notation as
Answer Choices:
192.234.168.206
192.234.172.206
137.237.168.195
137.247.170.193
Answer: None of the above (the IP address is IPv6 and cannot be represented in dotted decimal notation which is used for IPv4)
Question: In TDM:
Answer Choices:
Signals from each channel are sent at a specified time.
Signals from each channel are sent at a specified phase/delay.
Signals from each channel are sent at a specified frequency.
Signals from each channel are sent at a specified amplitude.
Answer: Signals from each channel are sent at a specified time.
Question: When the subnet mask 255.255.254.0 is applied to the IP address 192.168.151.45, the masked address is
Answer Choices:
255.255.254.0
255.255.255.0
Answer: 192.168.150.0
Question: The novelty of the Telegraph was that:
Answer Choices:
It allowed people to talk to each other
It allowed instantaneous long-distance communication over a wire
It allowed users to draw graphs
It allowed one wire to connect a user to multiple destinations
Answer: It allowed instantaneous long-distance communication over a wire
Question: The spanning tree protocol improves the performance of switched networks by:
Answer Choices:
Eliminating collisions
Reducing link distance
Eliminating loops
Adding routing
Answer: Eliminating loops
Question: Data is converted to signals for transmission because:
Answer Choices:
There is no known method to transport data over physical media.
Network carriers prefer to transport signals.
Data is expensive to transport over physical media.
Signals are inexpensive to transport over physical media.
Answer: Signals are inexpensive to transport over physical media.
Question: You manage the network 131.247.160.0/19. What is the range of IP addresses on your network?
Answer Choices:
131.247.160.1 – 131.247.224.255
131.247.160.255 – 131.247.191.0
131.247.160.0 – 131.247.191.255
131.247.160.1 – 131.247.224.0
Answer: 131.247.160.0 – 131.247.191.255
Question: In the name “10BaseT,” the phrase “base” refers to:
Answer Choices:
Baseband transmission
Stationary media
Frequency of sound
Alkaline media
Answer: Baseband transmission
Question: The OSI model has _____ layers.
Answer Choices:
3
7
5
6
Answer: 7
Question: As a physical medium, copper possesses all of the following properties, except:
Answer Choices:
Copper can transmit information over very long distances.
Copper is relatively inexpensive.
Copper is a good conductor of electricity.
Copper is relatively abundant.
Answer: Copper can transmit information over very long distances.
Question: The right-most bits of an IP address identify the:
Answer Choices:
The manufacturer of the host’s networking hardware.
The network in which the host is located.
The country in which the host is located.
Host on the network.
Answer: Host on the network.
Question: Most modern corporate Ethernets use switches instead of hubs.
Answer Choices:
False
True
Answer: True