Question 1

In fiber optic transmission, signals have three different states, 0, 1, and 2.

Accepted Answer

A) True 
 B)False

Question 2

An IP header normally is shown by drawing several rows, with ________ in each row.

Accepted Answer

A)  32 bytes 
B)  64 bits 
C)  32 bits 
D)  8 bytes

Question 3

A packet is a long stream of 1s and 0s.

Accepted Answer

A) True 
 B)False

Question 4

A subnet can only have one host.

Accepted Answer

A) True 
 B)False

Question 5

IP was created in the early 1980s.

Accepted Answer

A) True 
 B)False

Question 6

The ________ standard can be used in place of both FTP and Telnet while providing high security.

Accepted Answer

A)  SSH 
B)  HTTP 
C)  HTML 
D)  DHCP

Question 7

What does a reliable protocol do?

Accepted Answer

A)  Detects every second error in a system 
B)  Detects and corrects errors 
C)  Only corrects errors, another node detects the errors 
D)  Detects user error and correct many of them

Question 8

A(n) ________ is any device attached to the global Internet.

Accepted Answer

A)  host 
B)  server 
C)  byte 
D)  LAN

Question 9

The Internet uses transmission standards that are known as the TCP/IP standards.

Accepted Answer

A) True 
 B)False

Question 10

TCP is considered a reliable protocol.

Accepted Answer

A) True 
 B)False

Question 11

UTP is a ________.

Accepted Answer

A)  type of router 
B)  network interface card 
C)  type of wiring 
D)  type of translation

Question 12

________ was created to address the fact that IP originally had no security.

Accepted Answer

A)  ISP 
B)  IPsec 
C)  DHCP 
D)  NAP

Question 13

________ is a well-known port number for web-server programs.

Accepted Answer

A)  TCP Port 80 
B)  TCP Port 25 
C)  TCP Port 21 
D)  TCP Port 1023

Question 14

An unreliable protocol does not detect and correct errors.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following is NOT a core layer?

Accepted Answer

A)  Applications 
B)  Internet 
C)  Single-network 
D)  Transport

Question 16

________ is a standards architecture.

Accepted Answer

A)  ISO 
B)  OSI 
C)  ITU-T 
D)  IETF

Question 17

An internal TCP/IP internet for a company's own communication is known as a(n) ________.

Accepted Answer

A)  Internet 
B)  ISP 
C)  intranet 
D)  LAN

Question 18

The IETF divided the internetworking core layer into two layers-________.

Accepted Answer

A)  the internet and transport layers 
B)  the subnet access and transport layers 
C)  the single-network core and transport layers 
D)  the application and internet layers

Question 19

The ________ LAN standard is designed to limit switch-to-switch communication to authenticated switches.

Accepted Answer

A)  802.1AE 
B)  802.1X 
C)  TCP/IP 
D)  IPsec

Question 20

A server, a client PC, or a PDA can be referred to as a host.

Accepted Answer

A) True 
 B)False

Exam 11: Module a Networking Concepts

In fiber optic transmission, signals have three different states, 0, 1, and 2.

An IP header normally is shown by drawing several rows, with ________ in each row.

A packet is a long stream of 1s and 0s.

A subnet can only have one host.

IP was created in the early 1980s.

The ________ standard can be used in place of both FTP and Telnet while providing high security.

What does a reliable protocol do?

A(n) ________ is any device attached to the global Internet.

The Internet uses transmission standards that are known as the TCP/IP standards.

TCP is considered a reliable protocol.

UTP is a ________.

________ was created to address the fact that IP originally had no security.

________ is a well-known port number for web-server programs.

An unreliable protocol does not detect and correct errors.

Which of the following is NOT a core layer?

________ is a standards architecture.

An internal TCP/IP internet for a company's own communication is known as a(n) ________.

The IETF divided the internetworking core layer into two layers-________.

The ________ LAN standard is designed to limit switch-to-switch communication to authenticated switches.

A server, a client PC, or a PDA can be referred to as a host.