Deck 6: Network Communications and Protocols

Question 1

On the Internet and most LANs, connectionless protocols are used for the majority of data transfers.

Answer 1

False

Question 2

____ is the TCP/IP protocol responsible for reliable delivery of data.

A)SPX
B)UDP
C)TCP
D)FTP

Answer 2

C

Question 3

____ is a nonroutable protocol.

A)NetBEUI
B)IP
C)IPX
D)SPX

Answer 3

A

Question 4

An IP address is divided into two distinct parts: one part designates the logical network the computer is a part of, while the remainder of the address represents the ____.

A)NIC's MAC address
B)domain name
C)host ID
D)subnet mask

Question 5

Internet Protocol version 4 (IPv4), or just IP, is a Transport layer protocol that provides source and destination addressing and routing for the TCP/IP suite.

Question 6

____ is a name-to-address resolution protocol that functionally operates at the Session layer of the OSI model.

A)DNS
B)ARP
C)ICMP
D)DHCP

Question 7

Class ____ addresses begin with network IDs between 128 and 191.

A)A
B)B
C)C
D)D

Question 8

____ uses TCP as its transport protocol.

A)NFS
B)RTP
C)TFTP
D)HTTP

Question 9

____ is Apple's remote file-management protocol.

A)AFP
B)NCP
C)FTP
D)SNMP

Question 10

TCP is a(n)____ protocol.

A)unreliable
B)best effort
C)connection-oriented
D)connectionless

Question 11

IP is a ____ protocol.

A)reliable
B)nonroutable
C)connection-oriented
D)connectionless

Question 12

One major benefit of using DHCP is the ease with which computers can be moved.

Question 13

____ is Novell's protocol for packet routing and forwarding.

A)IP
B)IPX
C)SPX
D)NetBIOS

Question 14

____ is a remote terminal emulation protocol that operates at all three upper layers and is used mostly to provide connectivity between dissimilar systems.

A)FTP
B)Telnet
C)SNMP
D)SMTP

Question 15

____ is a Network layer protocol used to resolve a logical (IP)address to a physical (MAC)address.

A)ICMP
B)ARP
C)DHCP
D)NAT

Question 16

The act of supernetting "borrows" bits from the network portion of an IP address to "lend" those bits to the host portion.

Question 17

____ is Novell's connection-oriented protocol used to guarantee data delivery.

A)AppleTalk
B)IPX
C)TCP
D)SPX

Question 18

Class A addresses are intended for use by large corporations and governments.

Question 19

Although installing several protocols on a machine to ensure interoperability with any operating system might be tempting, adding unnecessary protocols can have a detrimental effect on network performance.

Question 20

Combining two or more small networks into one larger network is one reason to subnet.

Question 21

____ is the message format that DOS and Windows use to share files, directories, and devices.

A)FTP
B)NetBIOS
C)SMB
D)Samba

Question 22

____ is an example of an IPv6 address.

A)2001:260::2ed3:340:ab
B)192.168.0.1
C)00-13-02-29-AG-6C
D)200.13.4.0/26

Question 23

An IPv6 address is ____ bits long.

A)32
B)64
C)128
D)256

Question 24

NWLink is the Microsoft implementation of the ____ protocol suite.

A)TCP/IP
B)NetBIOS and NetBEUI
C)AppleTalk
D)IPX/SPX

Question 25

A(n)____________________ is a grouping of eight binary digits or bits usually expressed as a decimal number.

Question 26

What is connectionless data delivery?

Question 27

The most common protocol stack is Transmission Control Protocol/Internet Protocol (TCP/IP), which is the ____________________ protocol suite.

Question 28

What is a connection-oriented protocol?

Question 29

____________________ (QoS)is a term that describes a network's capability to prioritize data packets, based on the type of information they contain (for example, voice, video, or file data)or the urgency of the information.

Question 30

Class ____ addresses are reserved for experimental use and cannot be used for address assignment.

A)A
B)C
C)D
D)E

Question 31

A subnet mask is a ____-bit number that's always assigned to a host when the IP address is assigned.

A)16
B)32
C)64
D)128

Question 32

The network beginning with 127 is called the ____________________ address.

Question 33

The reserved name localhost always corresponds to the IP address ____.

A)127.0.0.1
B)169.254.0.1
C)192.168.0.1
D)255.255.255.0

Question 34

____________________ is the process of dividing a single network address into two or more subnetwork addresses, each with fewer available host IDs than the original network address.

Question 35

An extension of NAT, called ____________________ (PAT), allows several hundred workstations to access the Internet with a single public Internet address.

Question 36

Class ____ networks are limited to 254 hosts per network.

A)B
B)C
C)D
D)E

Question 37

The default Class C subnet mask is ____.

A)255.0.0.0
B)255.255.0.0
C)255.255.255.0
D)255.255.255.128

Question 38

AppleTalk divides computers into ____.

A)zones
B)domains
C)groups
D)subnets

Question 39

______________________________ (TCP)is the primary Internet transport protocol.

Question 40

In an APIPA-enabled operating system, the computer assigns itself an address from the special range of addresses that begin with ____.

A)10
B)169.254
C)192.168
D)255.255

Question 42

What is UDP? Mention some of its characteristics.

Question 43

How does TCP establish a connection?

Question 44

What is the role of Class D IP addresses?

Question 45

What are the advantages of subnetting?

Question 46

What is HTTP?

Question 47

How does DHCP work?

Question 48

What is ICMP?

Question 49

What is FTP?

Question 50

Why is NAT used?

Question 51

What are IP's reserved addresses that cannot be routed across the Internet?