Network+ Practice (Part 4)

A Web client’s source port number, generated pseudo-randomly by the Web client computer, is classically assigned as a(n) __________ ports.

• Well-Known

• Dynamic

• Listening

• Logical

What TCP/IP application uses port 80?

• FTP

• Telnet

• Web server

• E-mail

Which term is used for any single communication between a computer and another computer?

• Web site

• Endpoint

• Session

• Port

Which protocol is popular for moving files between computers on the same LAN, where the chances of losing packets are very small?

• HTTP

• TFTP

• ICMP

• SMTP

Which protocol involves a three-way handshake?

• UDP

• TCP

• ICMP

• IGMP

Which term describes the status of a port that is part of an active, working endpoint pair?

• Open port

• Close-wait

• Established port

• Listening port

Which type of port has a number in the 1024 to 49151 range?

• Well-Known

• Dynamic

• Private

• Registered

What file transfer protocol uses UDP port 69?

• FTP

• E-mail

• Web browsing

• TFTP

The Internet Control Message Protocol (ICMP) works at __________ to deliver connectionless packets.

• Layer 1

• Layer 2

• Layer 3

• Layer 4

Telnet runs on TCP __________.

• Port 21

• Port 22

• Port 23

• Port 25