FREE COMPUTERS AND STUDY GAMES ABOUT NET

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FREE COMPUTERS AND STUDY GAMES ABOUT NET+

CHAPTER 2 EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -35 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: Routers use logical addresses as their unique identifiers. T or F

Answer:

True

Question 2: What device do you need to split a large network into smaller ones?

Answer:

router Question 3: Which layer of the OSI model is the only layer divided into two sublayers?

Answer:

Data Link Question 4: Two systems on the same network may share the same MAC address. T or F

Answer:

False

Question 5: For a network tech, one benefit of understanding the OSI seven-layer model and how traffic in an actual network works through the model is applying this knowledge to ____ networks.

Answer:

troubleshoot

Question 6: What is a broadcast MAC address?

Answer:

FF-FF-FF-FF-FF-FF

Question 7: In some networks data moves over radio waves, which fall into which layer of the OSI model?

Answer:

Physical Question 8: Which standards organization is named for the Greek word for "equal"?

Answer:

ISO Question 9: In a wired network, a charge on a wire represents a zero while no charge represents a one. T or F

Answer:

False Question 10: What must match in the communication between all NICs on a network?

Answer:

MAC address Question 11: A network protocol is special software that allows a network to use logical addressing in order to move data from one subnet to another. T or F

Answer:

True

Question 12: Which layer of the OSI model uses routers and IP addresses to ensure that packets arrive at the correct system?

Answer:

Network

Question 13: Which of the following is another name for a MAC address?

Answer:

physical

Question 14: How long is a MAC address?

Answer:

12 hexadecimal characters

Question 15: Routers have which of the following capabilities?

Answer:

They allow you to connect networks with different types of cabling or frames.Question 16: When it receives data from the upper layers, which layer of the OSI model assembles the data into smaller pieces called packets?

Answer:

Network

Question 17: What best describes Logical Link Control?

Answer:

It is a sublayer of the data link layer.Question 18: A NIC is not concerned about the contents of the data part of a frame. T or F

Answer:

True Question 19: NICs send and receive binary data as pulses of all of the following except ____.

• electricity
• radio waves
• gamma rays
• light

Answer:

• gamma rays

Question 20: Which layer of the OSI model manages the connections between machines on the network?

Answer:

Data Link Question 21: What best describes what happens to frames when the hub sends them to the NICs on the network?

Answer:

The frames are received by every NIC, but only the NIC with the matching MAC address

Question 22: Routers function at which layer of the OSI model?

Answer:

Network

Question 23: Which statement best describes an IP address?

Answer:

It is a unique dotted decimal number assigned to every network node Question 24: What is the network layer unique identifier assigned to each device on a TCP/IP network?

Answer:

IP address Question 25: The network administrator assigns the divisor or the key used in a cyclic redundancy check. T or F

Answer:

False

Question 26: A MAC address is composed of which two parts?

Answer:

the organizationally unique identifier and the unique device ID of the NIC Question 27: When the NIC sends a frame that contains the broadcast address, every NIC on the network processes that frame. T or F

Answer:

True