TCP Features

Question 1

Name this TCP feature:
Syn-Syn/Ack-Ack; Fin-Ack-Fin-Ack

Answer 1

Connection oriented

Question 2

In TCP, sequence numbers are used for

Answer 2

ordered delivery

Question 3

In TCP, acknowledgement ensures

Answer 3

reliable service

Question 4

In TCP, window and rate control maintains

Answer 4

flow and congestion control

Question 5

In TCP, ports allow

Answer 5

multiplexing

Question 6

TCP lets us use

Answer 6

segmentation

Question 7

Does UDP keep track of the state of communication?

Answer 7

No, it’s a stateless protocol

Question 8

With UDP, reliability is handled by the

Answer 8

application

Question 9

Live video and voice are only perfect for UDP if the data is

Answer 9

delivered quick and can tolerate some data loss

Question 10

What are pieces of communication in UDP called?

Answer 10

Datagrams

Question 11

What is an advantage of UDP?

Answer 11

It has low overhead (8 bytes)

Question 12

Datagrams are sent as best-effort by the ________ layer protocol

Answer 12

transport

Question 13

Which is better here: UDP or TCP?

This application depends on the network for congestion and flow control

Answer 13

TCP

Question 14

Which is better here: UDP or TCP?

This is a file transfer application that requires zero data loss, and no misordering

Answer 14

TCP

Question 15

Which is better here: UDP or TCP?

This is a short session, transactional application such as DNS and DHCP where the app can recover from packet loss

Answer 15

UDP

Question 16

Which is better here: UDP or TCP?

This is an interactive application that includes voice and video conferencing which are tolerant to small levels of loss

Answer 16

UDP