Question: Coding is:
Answer Choices:
The transformation of elements from one set of elements to another set.
The generation of sine waves for transmission over a medium.
The unit of information.
Changing one or more properties of a sine wave in response to data.
Answer: Changing one or more properties of a sine wave in response to data.
Question: Most modern corporate Ethernets use switches instead of hubs.
Answer Choices:
False
True
Answer: True
Question: MPLS stands for:
Answer Choices:
Multi-party line service
Multi-protocol line service
Multi-protocol label switching
Multi-party label switching
Answer: Multi-protocol label switching
Question: Non-routable addresses are also called:
Answer Choices:
Hobby addresses
RFC 1918 addresses
Experimental addresses
Useless addresses
Answer: RFC 1918 addresses
Question: The binary representation of the decimal number 212 is:
Answer Choices:
11101110
10110100
10110110
11010100
Answer: 11010100
Question: An RFC 1918 block of addresses is:
Answer Choices:
172.16.0.0/24
172.16.0.0/8
172.16.0.0/12
172.16.0.0/16
Answer: 172.16.0.0/12
Question: The binary number 10001110 represents the decimal number:
Answer Choices:
142
144
140
138
Answer: 142
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: The administrator for the “com” domain is responsible for authoritatively knowing the IP address of:
Answer Choices:
www.example.com
example.com
example.edu
A and B
Answer: A and B
Question: One feature common to most computer software and data communications is:
Answer Choices:
The use of routing
The use of signaling
The use of layering to organize functionality
The use of packetization
Answer: The use of layering to organize functionality
Question: At which layer of the OSI model are you likely to see acknowledgments of data segments?
Answer Choices:
Network
Presentation
Application
Physical
Transport
Answer: Transport
Question: The current version of IP is:
Answer Choices:
2
4
16
8
Answer: 4
Question: Port addresses identify:
Answer Choices:
The source host on the network
None of the above
The destination host on the network
The application on the host
Answer: The application on the host
Question: When you use a GPS to navigate to the destination, the intermediate exit numbers along the route are analogous to the:
Answer Choices:
IP address of a packet
MAC address of a frame
Header length of a packet
Port address of an application
Answer: Port address of an application
Question: DHCP:
Answer Choices:
Translates IP addresses
Automates the allocation of IP addresses
Translates hostnames to IP addresses
Defines non-routable IP addresses
Answer: Automates the allocation of IP addresses
Question: Subnetting offers all of the following benefits except
Answer Choices:
It helps DNS operation
It simplifies routing
It helps delegation of networking responsibilities
It helps organize IP addresses
Answer: It helps DNS operation
Question: The subnet mask for the network 131.247.160.0/19 would be
Answer Choices:
255.255.192.0
255.192.0.0
255.255.224.0
255.255.224.0
Answer: 255.255.224.0
Question: All of the following are examples of using broadcasting to transmit data, except
Answer Choices:
A letter in the mail addressed to a friend
Junk mail
College classroom
Satellite radio transmission
Answer: A letter in the mail addressed to a friend
Question: When you use a GPS to navigate to the destination, the street address of the final destination is analogous to the:
Answer Choices:
Header length of a packet
Port address of an application
IP address of a packet
MAC address of a frame
Answer: IP address of a packet