export_week 4

Question 1

The IMAP/POP3 application layer protocols utilizes the _____ transport layer protocol.

Answer 1

TCP

Question 2

Compute the one’s complement sum of the following two numbers.

11111111 11111111

Answer 2

11111111

Question 3

Compute the one’s complement sum of the following two numbers. 00000001 11111111

Answer 3

00000001

Question 4

A simple checksum can detect all 2-bit errors (T/F)?

Answer 4

False

Question 5

The UDP Protocol provides error detection (T/F)?

Answer 5

True

Question 6

What phrase best describes reliable data transfer in the internet (using networking terminology)?

Answer 6

The ability to send and receive info that you are reasonably sure is what was sent, w/o losing any info.

Question 7

If I want to be sure I don’t overwhelm the receive host with too much info, I would use the ____ protocol.

Answer 7

TCP

Question 8

The one’s complement of 01101001 is ______

Answer 8

10010110

Question 9

The TCP protocol provides error detection and correction (T/F)?

Answer 9

False

Question 10

If I want to be fair about my usage of internet resources, I would use the _____ protocol.

Answer 10

TCP

Question 11

The UDP Protocol uses a ____ bit ____ ‘s complement of the 1’s complement sum to compute the checksum.

Answer 11

16, 1

Question 12

When it comes to pushing data into the internet, ____ is the more effective protocol.

Answer 12

TCP

Question 13

It is acceptable to create two TCP connections on the same server/port doublet from the same client/port doublet (T/F)?

Answer 13

False

Question 14

THE TCP protocol uses a 16 bit ___’s complement of the ___’s complement sum to compute the checksum

Answer 14

1, 1

Question 15

A simple checksum can detect some 2-bit errors (T/F)?

Answer 15

True

Question 16

The network layer manages communications from _____ to ______

Answer 16

host , host