Deck 10: Internet Technologies: Out to the Internet

Question 1

What is an international standard that enables high-speed data transfers over a cable system?

A)DOCSIS
B)DSLAM
C)VDSL
D)SONET

Answer 1

A

Question 2

What type of network might be used in a very small office where very basic file and print sharing must be used?

A)Client/server
B)Private cloud
C)Peer-to-peer
D)Hybrid cloud

Answer 2

C

Question 3

What does APIPA stand for?

A)Automatic Private IP Addressing
B)Automatic Public IP Addressing
C)Automatic Port IP Assignment
D)Automatic Protocol Inspection Per Asset

Answer 3

A

Question 4

What DNS record specifies the email server of the domain?

A)PTR
B)CNAME
C)TXT
D)MX

Question 5

Which is not an advantage of the peer-to-peer network?

A)Centralized network security
B)Easy to set up
C)Low cost
D)User-controlled resource sharing

Question 6

The data transfer for V.92/90 is called asymmetric operation because the data rate connection to the ISP is at V.24 speeds where the data rate connection from the ISP is at V.92/90 speeds.

Question 7

BGP is considered to be which of the following?

A)An external routing protocol
B)An internal routing protocol
C)Used for routing between the same network
D)Outdated

Question 8

The easiest routing protocol to use for WAN links is a static route.If there are multiple connections to the remote site,OSPF or EIGRP should be used.

Question 9

Discrete multitone is a single-carrier technique used for transporting digital data over copper telephone lines.A test is initiated at start-up to determine which of the 256 subchannel frequencies should be used to carry the digital data.

Question 10

What record in DNS is used to specify that a host provides a specific type of service?

A)MX
B)PTR
C)CNAME
D)SRV

Question 11

The difference between line of demarcation and point of presence is:
Line of demarcation defines the connection point to the communication carrier.
Point of presence is the point where ownership of the communication equipment changes.

Question 12

A multihomed customer has which of the following?

A)A single Internet connection
B)More than one Internet connection
C)Static routes
D)None of these answers are correct.

Question 13

What is commonly called an Alias in DNS?

A)A PTR record
B)An MX record
C)A CNAME record
D)An NS record

Question 14

The options for data encapsulation on a Cisco router can be viewed by entering encap ? at the router's (config)# prompt.

Question 15

The CSU/DSU's blue alarm indicates a total loss of the incoming signal.

Question 16

What is a Pointer record in DNS?

A)It is a reverse record (a mapping of an IP address to a hostname).
B)It is a mapping of a hostname to an IP address.
C)It is a record to locate a Mail server.
D)It is a record to locate an LDAP server.

Question 17

Upstream provides the data connection from which of the following?

A)The computer user to the service provider
B)The service provider to the user
C)The ISP to telco
D)Telco to the ISP

Question 18

What is the record used for an IPv6 address entry in DNS?

A)AAA
B)PTR
C)CNAME
D)AAAA