Day 7 - Networking & Security I - 1st Review of Day 6

What was the topic of SkillSoft Video Training for Day 6?

• Networking Devices

• IPv6 Fundamentals

• Configuring Wired and Wireless Networks and Firewalls

• Ports and Protocols and the OSI Model

IP resides at which layer of the OSI model?

• Session

• Network

• Transport

• Physical

The OSI Model was designated to facilitate the migration of data between incompatible versions or systems.

• True

• False

Connectionless protocols are less reliable but faster.

• True

• False

Which network communication characteristic is determined at the Transport layer of the OSI Model?

• Half-duplex vs Full duplex

• Data flow rate

• The best route to the destination

• Connection-oriented vs connectionless communication

Which protocol breaks large blocks of information from an application and breaks them into smaller segments?

• IP

• TCP

• UDP

• ICMP

Which of the following statements concerning UDP is true?

• UDP performs error recovery

• UDP is used for applications that require high reliability

• UDP performs error checking but simply discards erroneous packets

• UDP is slower than TCP because UDP requires time to perform handshaking.

DNS is located on TCP port _____.

• 53

• 22

• 69

• 123

SSH is located on TCP port _____.

• 53

• 22

• 69

• 123

A(n) _____ is a frame or packet addressed to all machines that are almost always limited to a broadcast domain.

• broadcast

• collision

• PDU

• MTU