Deck 5: Tcp/ip and Osi

Question 1

UDP provides guaranteed delivery of messages.

Answer 1

False

Question 2

Which of the following is a commonly used set of standards for computer communications?

A)SLA
B)ISO
C)POP
D)TCP/IP
E)FTP

Answer 2

D

Question 3

A device that connects networks with differing addressing schemes,packet sizes and interfaces is called a

A)hub.
B)router.
C)switch.
D)repeater.
E)bridge.

Answer 3

B

Question 4

What are the five layers of the TCP/IP model?

Question 5

The current IP specification uses addresses to identify hosts that consist of

A)16 bits.
B)four bits.
C)32 bits.
D)64 bits.
E)128 bits.

Question 6

The newer IPv6 specification uses addresses to identify hosts that consist of

A)16 bits.
B)four bits.
C)32 bits.
D)64 bits.
E)128 bits.

Question 7

A router is a more complex intermediate system than a bridge.

Question 8

LANs and WANs are usually isolated entities.

Question 9

Briefly describe the difference between an intranet and an extranet.

Question 10

TCP/IP is a protocol architecture .

Question 11

The key elements of a protocol are

A)syntax,structure,and timing.
B)syntax,semantics,and structure.
C)structure,semantics,and format.
D)format,syntax,and semantics
E)syntax,semantics,and timing.

Question 12

There are two primary benefits to the use of standardized protocol architectures-one for vendors,one for customers.Briefly describe each.

Question 13

Protocol architectures are a set of complementary protocol modules governing communication between entities in a network.

Question 14

Briefly describe the difference between the Internet and an intranet.

Question 15

What are the seven layers of the OSI model?