Deck 1: Welcome to the Cloud

Question 1

Network speeds usually are measured in ________.

A)bits per second
B)bytes per second
C)both A and B

Answer 1

A

Question 2

Google Docs,a cloud-based word processing program,is an example of a ________.

A)cloud data service
B)cloud synchronization service
C)cloud software service
D)none of the above

Answer 2

C

Question 3

A smartphone connected to the Internet is a host.

Answer 3

True

Question 4

The Ethernet address of an access point is its ________.

A)SSID
B)BSSID
C)both A and B
D)neither A nor B

Question 5

Users create or enhance website content in ________ applications.

A)Web-based
B)WWW
C)Web 2.0
D)streaming media

Question 6

To emphasize the fact that the user does not have to see how it works internally,the ________ is often drawn as a cloud.

A)network core
B)access link
C)host
D)server

Question 7

Which of the following is a networked application?

A)the Internet
B)the World Wide Web
C)both A and B
D)neither A nor B

Question 8

An unauthorized access point is a(n)________.

A)SSID
B)BSSID
C)rogue access point
D)evil twin access point

Question 9

A device attached to a network is called a ________.

A)client
B)server
C)host
D)either A or B

Question 10

Social media applications facilitate the creation of group relationships.

Question 11

If a laptop PC is connected to a network,it is a host.

Question 12

A network is a system that permits networked applications on a host to work together.

Question 13

Which of the following is a networked application?

A)E-mail
B)the World Wide Web
C)both A and B
D)neither A nor B

Question 14

20,000 bits per second is ________.

A)20 kbps
B)20 Mbps
C)20 Gbps
D)none of the above

Question 15

320,000 kbps is ________.

A)320 bps
B)320 Mbps
C)320 Gbps
D)none of the above

Question 16

Packet switching is most efficient for ________ data.

A)relatively constant
B)bursty
C)high-priority
D)all of the above

Question 17

Which of the following is a host when it is on a network?

A)a client PC
B)a server
C)a mobile phone
D)all of the above

Question 18

What did Claire learn about individual access points?

A)SSIDs
B)BSSIDs
C)both A and B
D)neither A nor B

Question 19

200,000 bits per second is ________.

A)20 kbps
B)200 kbps
C)200 Mbps
D)none of the above

Question 20

The correct metric prefix for kilo is K.

Question 21

A router connects different networks into an internet.

Question 22

A switch knows a packet's entire path through a switched network.

Question 23

Spelling internet with a lowercase i indicates that you are talking about the global internet.

Question 24

A ________ is the path that a frame takes across a single switched network.

A)physical link
B)data link
C)route
D)connection

Question 25

The Network Working Group called its standards ________.

A)IMPs
B)NCPs
C)RFCs
D)all of the above

Question 26

Packet switching is desirable because it ________.

A)reduces transmission cost
B)reduces transmission time
C)both A and B
D)neither A nor B

Question 27

On the ARPANET,packet switches were called ________.

A)routers
B)gateways
C)IMPs
D)NCPs

Question 28

Ray Tomlinson used the @ sign to separate the username from the password in e-mail.

Question 29

Hosts on the Internet have two addresses.

Question 30

Ray Tomlinson extended e-mail from being a communication system among users of a single computer to being a communication system among users of many computers.

Question 31

Multiplexing reduces transmission cost.

Question 32

If a packet passes through seven switches between the source and destination hosts,how many physical links would there be?

A)1
B)6
C)7
D)8

Question 33

Routers used to be called ________.

A)IMPs
B)switches
C)Network Access Points
D)gateways

Question 34

A typical packet is about ________ long.

A)100 bits
B)100 bytes
C)1,000 bytes
D)40 bytes

Question 35

What device connects different networks into an internet?

A)router
B)switch
C)Network Access Point
D)core switch

Question 36

Reassembly is done on the ________.

A)source host
B)destination host
C)both A and B
D)neither A nor B

Question 37

Fragmentation is done on the ________.

A)source host
B)destination host
C)both A and B
D)neither A nor B

Question 38

When a switch receives a packet,the switch selects the ________.

A)destination host
B)path through the switched network
C)port to send the packet out
D)none of the above

Question 39

If a frame passes through eight switches between the source and destination hosts,how many data links would there be?

A)1
B)6
C)7
D)8

Question 40

Hosts on the Internet have ________ address(es).

A)1
B)2
C)3
D)none of the above

Question 41

What layer number is the data link layer?

A)1
B)2
C)3
D)none of the above

Question 42

Which of the following is written in dotted decimal notation?

A)IPv4 addresses
B)IPv6 addresses
C)both A and B
D)neither A nor B

Question 43

In internets,different networks are connected by ________.

A)switches
B)routers

Question 44

Which of the following layers governs internet transmission?

A)the data link layer
B)the transport layer
C)both A and B
D)neither A nor B

Question 45

A ________ is the path that a frame takes across a single switched network.

A)physical link
B)data link
C)route
D)connection

Question 46

If two hosts are separated by seven networks,how many packets will there be along the way when a host transmits a packet to another host?

A)1
B)2
C)7
D)14

Question 47

Layer 2 is the data layer.

Question 48

For human reading,IPv4 addresses usually are expressed in ________.

A)hexadecimal notation
B)dotted decimal notation
C)both A and B

Question 49

If two hosts are separated by seven networks,how many frames will there be along the way when a host transmits a packet to another host?

A)1
B)2
C)7
D)14

Question 50

What layer number is the transport layer?

A)1
B)2
C)3
D)none of the above

Question 51

________ are carried inside ________.

A)Frames, packets
B)Packets, frames
C)Both A and B
D)Neither A nor B

Question 52

A route is the path a frame takes across a single network,from the source host to the destination host,across multiple switches.

Question 53

Packets are carried inside frames.

Question 54

An IPv4 address is ________ bits long.

A)48
B)32
C)8
D)128

Question 55

A frame usually is carried inside a packet.

Question 56

Frames are carried inside packets.

Question 57

What layer number is the physical layer?

A)1
B)2
C)3
D)none of the above

Question 58

Which of the following layers governs internet transmission?

A)the internet layer
B)the transport layer
C)both A and B
D)neither A nor B

Question 59

What layer number is the internet layer?

A)1
B)2
C)3
D)none of the above

Question 60

Dividing a message into a series of smaller messages is called ________.

A)fragmentation
B)packetization
C)serialization
D)framing

Question 61

Which of the following layers governs internet transmission?

A)layer 2
B)layer 4
C)both A and B
D)neither A nor B

Question 62

Which layer governs the hop-by-hop transmission of packets across an Internet?

A)layer 1
B)layer 2
C)layer 3
D)none of the above

Question 63

Carriers that provide Internet service are called Internet service providers.

Question 64

Commercial activity has always been acceptable on the Internet.

Question 65

Which of the following layers governs internet transmission?

A)physical layer
B)data link layer
C)both A and B
D)neither A nor B

Question 66

Which standard does fragmentation?

A)IP
B)TCP
C)UDP
D)none of the above

Question 67

TCP/IP includes UDP.

Question 68

Which standard places packets that arrive out of order in order?

A)IP
B)TCP
C)UDP
D)none of the above

Question 69

Different ISPs interconnect at ________.

A)routers
B)switches
C)Network Access Points
D)portals

Question 70

The Internet Protocol is responsible for placing in order packets that arrive out of order.

Question 71

TCP/IP is a ________.

A)standard
B)family of standards
C)both A and B
D)neither A nor B

Question 72

Which standard does fragmentation?

A)UDP
B)TCP
C)both A and B
D)neither A nor B

Question 73

The NSF Acceptable Use Policy permitted commercial activity on the Internet.

Question 74

A ________ IP address does not change.

A)static
B)dynamic
C)both A and B
D)neither A nor B

Question 75

Applications that do not need error correction will probably use ________ at the transport layer.

A)UDP
B)TCP

Question 76

Which standard deals with addresses and functionality for routers to move packets across an Internet?

A)IP
B)TCP
C)UDP
D)all of the above

Question 77

Which layer governs the hop-by-hop transmission of packets across an Internet?

A)Internet
B)transport
C)both A and B
D)neither A nor B

Question 78

Which standard corrects errors?

A)IP
B)TCP
C)UDP
D)none of the above

Question 79

Which standard deals with addresses and functionality for switches to move frames across a network?

A)IP
B)TCP
C)UDP
D)none of the above

Question 80

Applications that need error correction will probably use ________ at the transport layer.

A)UDP
B)TCP
C)either A or B