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CS 372 > export_week 1 (1) > Flashcards

export_week 1 (1) Flashcards

1
Q

In store-and-forward networks, only one packet may be in transit on a link at any given time. (t/f)

A

False

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2
Q

In a circuit-switched network, if a user is allowing his available bandwidth to be idle, it is called

A

a silent period

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3
Q

The internet is a network of networks. T/F

A

True

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4
Q

A FDM-based network is a [ Select ] [“circuit-switched”, “packet-switched”] network

A

Circuit switched

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5
Q

Time spent in transit between nodes in a network is called

A

Propagation Delay

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6
Q

A connection-oriented protocol in a packet-switched network guarantees a dedicated line - similar to how a circuit-switched network works.

A

False

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7
Q

In store-and-forward transmission, a packet switch may being transmitting the first bits of packet before it has finished receiving that the last bits of the packet. T/F

A

False

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8
Q

The TCP protocol is connection-oriented.

A

True

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9
Q

The TCP protocol implements congestion control.

A

True

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10
Q

A TDM-based network is a network

A

Circuit-switched

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11
Q

The TCP protocol implements reliable data transfer.

A

True

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12
Q

A network is a system for connecting computers using multiple, possibly different, transmission technologies.

A

False

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13
Q

What devices reside on the network edge?

Tablets

Routers

Laptops

Printers

Desktop Computers

Switches

Smart TVs

A

Tablets
Laptops

Printers

Desktop

Smart Tvs

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14
Q

The internet is a system for connecting computers using a single transmission technology.

A

False

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15
Q

Time spent checking bit errors and deciding output link is considered

A

Processing Delay

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16
Q

Convert the following units. Your answer should be a whole number with no text in the answer field:

3 KiB = _____ bytes

A

3072

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17
Q

Convert the following units. Your answer should be a whole number with no text in the answer field:

11 MiB = _____ bytes

A

11534336

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18
Q

Convert the following units. Your answer should be a whole number with no text in the answer field:

45 MiB = _____ bits

A

377487360

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19
Q

Convert the following units. Your answer should be a whole number with no text in the answer field:

51.67 Mbps = _____ Kbps

A

51670

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20
Q

What devices reside in the network core?
Smart TV

Router

Desktop

Laptop

Printer

Switch

Tablet

A

Router

Switch

21
Q

The UDP protocol is connection-oriented.

22
Q

____________ is proportional to the rate of travel of electrons through the transmission medium, whereas
_____________ is porportional to the rate at which the receiving node can interpret the electronic signal.

A

Propagation Delay

Transmission Delay

23
Q

A network is a system for connecting multiple computers using a single transmission technology.

24
Q

A network protocol may do the following (check all that apply):

A

Specify the time between sending information.

Specify actions taken upon message receipt

Specify actions taken upon message transmission

Specify the order of messages sent and received

Specify the whether or not information is sent

Specify the form of messages sent and received

25
The UDP protocol implements congestion control.
False
26
Most packet switches use store-and-forward transmission.
True
27
what are the primary functions of a packet-switched network? (3)
Packet Construction Packet Transmission Packet Interpretation
28
The UDP protocol implements flow control.
False
29
The internet core is a __________ network.
Packet-switched
30
Time spent being placed on the transmission medium is called
Transmission Delay
31
What is RFC
A repository for comments and the place to find adopted standards for networking.
32
What is the IETF
Internet Engineering Task Force. Produce documentation which layout standards for the internet
33
What does a protocol do? (2)
Specifies format and order of messages sent and received specifies actions taken upon the transmission and receipt of messages
34
A ________ model has a dedicated service provider, and a dedicated service consumer.
Client-server
35
A _______ Model has no dedicated provider/consumer, and organization is handled among hosts.
Peer-2-Peer
36
List 4 components of TCP Protocol
Connection oreinted Flow Control Congestion Control Reliable in order data transfer
37
What are come components of the UDP protocol
Connection-less unReliable data transfer No flow rorcongestion control
38
A ______-switched network hasd a dedicated circuit through which information is sent
Circuit
39
A ____=switched entwork sends information in "Chunks" through a network on shared media
Packet
40
How does circuit switched networks allow multiple users to utilize a network?
Divide the resource into chunks
41
__divides the available bandwidth into discrete blocks of time, during which only one of the users is permitted to transmit.
TDM
42
_____ divides the available into bands of frequency (like radio stations), in which only one user is permitted to transmit.
FDM
43
the adaptive sharing of the transmission medium in packetswitched networks,  based on whether or not hosts have data to transmit (on-demand), preventing the medium from being wasted by hosts without any data to transmit.
Statistical Multiplexing
44
What is an access network?
A network that allows a host to connect to the internet
45
is the rate at which bits are actually transferred between sender/receiver
Throughput 
46
Time spent processing header information, checking bit errors, and deciding outport link
Processing Delay
47
Time waiting for the transmission medium
Queuing Delay
48
Time spent being placed on the transmission medium, limited by the transmission protocol.
Transmission Delay
49
Time spent traveling on the physical medium
Propagation Delay

CS 372 (13 decks)

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