Deck 3: Tcpip

Question 1

Network administrators and support personnel commonly use the ____ utility to verify connectivity between two points.

A) Path
B) Ping
C) SYN
D) Transport

Answer 1

B

Question 2

A small TCP window size produces few acknowledgments.

Answer 2

False

Question 3

The ____ layer in the TCP/IP model maps to the OSI Application, Presentation, and Session layers.

A) Network Interface
B) Transport
C) Application
D) Internetwork

Answer 3

C

Question 4

____ is a connection-oriented protocol that allows you to connect your computer to other computers on the Internet and view Web page content.

A) SNMP
B) SMTP
C) TFTP
D) HTTP

Question 5

____ is a communication method for network devices that is designed to reduce the flow of packets from their source.

A) Congestion avoidance
B) Buffering
C) Sliding windows
D) Collision avoidance

Question 6

The ____ layer in the TCP/IP model determines the connectionless or connection-oriented services.

A) Network Interface
B) Transport
C) Application
D) Internetwork

Question 7

The ____ protocol provides a connectionless delivery service.

A) IP
B) ICMP
C) ARP
D) RARP

Question 8

The ____ layer in the TCP/IP model is a direct equivalent to the Network layer in the OSI reference model.

A) Network Interface
B) Transport
C) Application
D) Internetwork

Question 9

The size of the TCP window determines the number of acknowledgments sent for a given data transfer.

Question 10

The ____ layer in the TCP/IP model handles software, or logical, addressing.

A) Network Interface
B) Application
C) Transport
D) Internetwork

Question 11

The ____ layer of the TCP/IP model maps to both the Data Link and Physical layers of the OSI reference model.

A) Transport
B) Internetwork
C) Network Interface
D) Application

Question 12

The invention and evolution of the Transmission Control Protocol/Internet Protocol (TCP/IP) protocol suite resulted from a coordinated effort by the U.S. ____.

A) DOD
B) SRI
C) UCLS
D) IEEE

Question 13

The ____ utility uses ICMP echo request/reply messages and can verify Internetwork layer (OSI-Network layer) connectivity.

A) Find
B) Path
C) Trace
D) Route

Question 14

____ provides the same basic functionality as RARP.

A) DHCP
B) HTTP
C) SNMP
D) IP

Question 15

A(n) ____ supplies the MAC address of the destination host in a unicast packet.

A) MAC frame
B) ARP reply
C) RARP request
D) RARP reply

Question 16

Many network devices maintain tables of the MAC and IP addresses of other devices on the network. These tables are called ____.

A) addressing tables
B) routing tables
C) ARP tables
D) network tables

Question 17

Both TCP and UDP use port numbers for communications between hosts.

Question 18

The Trivial File Transfer Protocol (TFTP) sends data using a reliable connection.

Question 19

The TCP/IP model explains how the protocol suite works to provide communications.

Question 20

The TCP/IP ____ layer performs several functions, the most notable being end-to-end packet delivery, reliability, and flow control.

A) Application
B) Transport
C) Network Interface
D) Internetwork

Question 21

A router references its ____ to determine which of its interfaces is connected to the destination network.

A) ARP table
B) IP table
C) interface table
D) routing table

Question 22

A(n) ____ is caused by a malicious user or program that sends a large quantity of ICMP echo requests (pings) to a target device in an attempt to crash or greatly reduce the performance of the target device.

A) SYN flood
B) ICMP flood
C) Ping of Death
D) smurf attack

Question 23

Briefly describe the RARP protocol.

Question 24

____ is the process of assigning unique IP addresses to devices on the network.

A) Virtual addressing
B) Network addressing
C) IP access
D) IP addressing

Question 25

Briefly describe the TCP/IP Network Interface layer.

Question 26

The ____________________ resolves IP addresses to MAC addresses for source hosts that know the IP address of the destination host but not the MAC address.

Question 27

How does an ARP request work?

Question 28

What are the steps involved in the TCP/IP three-way handshake?

Question 29

The Cisco ____ model does not describe how communications take place. Rather, it focuses on how best to design a network, especially a relatively large network or one that is expected to grow.

A) Three-Layer Hierarchical
B) Link-state
C) Network state
D) Three-way

Question 30

A series of documents called ____________________ define, describe, and standardize the implementation and configuration of the TCP/IP protocol suite.

Question 31

The ____________________ is the messaging or e-mail transfer protocol used with TCP/IP.

Question 32

Briefly describe the TCP and UDP protocols.

Question 33

____ protocols allow the routers to be updated automatically.

A) Internetwork
B) MAP
C) Routing
D) TTL

Question 34

Briefly describe ICMP.

Question 35

Describe the Distribution layer of the Cisco Three-Layer Hierarchical model.

Question 36

____________________, also known as windowing, is a method of controlling packet flow between hosts.

Question 37

Compare ARP and RARP.

Question 38

Before two computers can communicate over TCP, they must synchronize their ____________________.

Question 39

Describe some Well Known TCP and UDP Port numbers from RFC 1700.

Question 40

Trace shows the exact path a packet takes from the source to the destination. This is accomplished through the use of the ____ counter.

A) TPI
B) SYN
C) FIN
D) TTL

Question 42

Describe the Core layer of the Cisco Three-Layer Hierarchical model.