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Networking > Chapter 7 - Quiz > Flashcards

Chapter 7 - Quiz Flashcards

1
Q

How many bits are in an IPv4 address?

A

32

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2
Q

Which two parts are components of an IPv4 address?

a. subnet portion
b. network portion
c. logical portion
d. host portion
e. physical portion
f. broadcast portion

A

b. network portion

d. host portion

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3
Q

What does the IP address 172.17.4.250/24 represent?

A

Host Address

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4
Q

What is the purpose of the subnet mask in conjunction with an IP address?

A

To determine the subnet to which the host belongs

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5
Q

What subnet mask is represented by the slash notation /20?

A

255.255.240.0

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6
Q

A message is sent to all hosts on a remote network. Which type of message is it?

A

Directed Broadcast

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7
Q

What are three characteristics of multicast transmission? (Choose three.)

a. The source address of a multicast transmission is in the range of 224.0.0.0 to 224.0.0.255.
b. A single packet can be sent to a group of hosts.
c. Multicast transmission can be used by routers to exchange routing information.
d. The range of 224.0.0.0 to 224.0.0.255 is reserved to reach multicast groups on a local network.
e. Computers use multicast transmission to request IPv4 addresses.
f. Multicast messages map lower layer addresses to upper layer addresses.

A

b. A single packet can be sent to a group of hosts.
c. Multicast transmission can be used by routers to exchange routing information.
d. The range of 224.0.0.0 to 224.0.0.255 is reserved to reach multicast groups on a local network.

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8
Q

Which three IP addresses are private ? (Choose three.)

a. 10.1.1.1
b. 172.32.5.2
c. 192.167.10.10
d. 172.16.4.4
e. 192.168.5.5
f. 224.6.6.6

A

a. 10.1.1.1
d. 172.16.4.4
e. 192.168.5.5

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9
Q

Which two IPv4 to IPv6 transition techniques manage the interconnection of IPv6 domains? (Choose two.)

a. trunking
b. dual stack
c. encapsulation
d. tunneling
e. multiplexing

A

b. dual stack

d. tunneling

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10
Q

What is the shortest abbreviation for the IP address:

3FFE:1044:0000:0000:00AB:0000:0000:0057?

A

3FFE:1044:0:0:AB::57

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11
Q

What type of address is automatically assigned to an interface when IPv6 is enabled on that interface?

A

Link-Local Address

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12
Q

What are two types of IPv6 unicast addresses? (Choose two.)

a. multicast
b. loopback
c. link-local
d. anycast
e. broadcast

A

b. loopback

c. link-local

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13
Q

What are three parts of an IPv6 global unicast address?

a. an interface ID that is used to identify the local network for a particular host
b. a global routing prefix that is used to identify the network portion of the address that has been provided by an ISP
c. a subnet ID that is used to identify networks inside of the local enterprise site
d. a global routing prefix that is used to identify the portion of the network address provided by a local administrator
e. an interface ID that is used to identify the local host on the network

A

b. a global routing prefix that is used to identify the network portion of the address that has been provided by an ISP
c. a subnet ID that is used to identify networks inside of the local enterprise site
e. an interface ID that is used to identify the local host on the network

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14
Q

An administrator wants to configure hosts to automatically assign IPv6 addresses to themselves by the use of Router Advertisement messages, but also to obtain the DNS server address from a DHCPv6 server. Which address assignment method should be configured?

a. SLAAC
b. stateless DHCPv6
c. stateful DHCPv6
d. RA and EUI-64

A

b. stateless DHCPv6

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15
Q

Which protocol supports Stateless Address Autoconfiguration (SLAAC) for dynamic assignment of IPv6 addresses to a host?

a. ARPv6
b. DHCPv6
c. ICMPv6
d. UDP

A

c. ICMPv6

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16
Q

Which two things can be determined by using the ping command? (Choose two.)

a. the number of routers between the source and destination device
b. the IP address of the router nearest the destination device
c. the average time it takes a packet to reach the destination and for the response to return to the source
d. the destination device is reachable through the network
e. the average time it takes each router in the path between source and destination to respond

A

c. the average time it takes a packet to reach the destination and for the response to return to the source
d. the destination device is reachable through the network

17
Q

What is the purpose of ICMP messages?

a. to inform routers about network topology changes
b. to ensure the delivery of an IP packet
c. to provide feedback of IP packet transmissions
d. to monitor the process of a domain name to IP address resolution

A

c. to provide feedback of IP packet transmissions

18
Q

What is indicated by a successful ping to the ::1 IPv6 address?
a. The host is cabled properly.
b. The default gateway address is correctly configured.
c. All hosts on the local link are available.
d. The link-local address is correctly configured.
IP is properly installed on the host.

A

d. The link-local address is correctly configured.

IP is properly installed on the host.

19
Q

A user is executing a tracert to a remote device. At what point would a router, which is in the path to the destination device, stop forwarding the packet?

a. when the router receives an ICMP Time Exceeded message
b. when the RTT value reaches zero
c. when the host responds with an ICMP Echo Reply message
d. when the value in the TTL field reaches zero
e. when the values of both the Echo Request and Echo Reply messages reach zero

A

d. when the value in the TTL field reaches zero

20
Q

What field content is used by ICMPv6 to determine that a packet has expired?

a. TTL field
b. CRC field
c. Hop Limit field
d. Time Exceeded field

A

c. Hop Limit field

21
Q

The decimal equivalent of the binary number 10010101 is…

A

149

22
Q

The binary equivalent of the decimal number 232 is…

A

11101000

23
Q

What is the decimal equivalent of the hex number 0x3F?

A

63

24
Q

What is a socket?

a. the combination of the source and destination IP address and source and destination Ethernet address
b. the combination of a source IP address and port number or a destination IP address and port number
c. the combination of the source and destination sequence and acknowledgment numbers
d. the combination of the source and destination sequence numbers and port numbers

A

b. the combination of a source IP address and port number or a destination IP address and port number

25
Q

A host device needs to send a large video file across the network while providing data communication to other users. Which feature will allow different communication streams to occur at the same time, without having a single data stream using all available bandwidth?

a. window size
b. multiplexing
c. port numbers
d. acknowledgments

A

b. multiplexing

26
Q

A host device sends a data packet to a web server via the HTTP protocol. What is used by the transport layer to pass the data stream to the proper application on the server?

a. sequence number
b. acknowledgment
c. source port number
d. destination port number

A

d. destination port number

Networking (8 decks)

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