Which of the following is *not* a reason why a transmission signal might be corrupted or lost? 1. The protocol for the transmission is TCP/IP.

2. The cabling does not have any kind of shielding.

3. The copper used to connect the systems is contaminated.

4. The distance between the systems is very large and there are not any repeaters or amplifiers.

Question 2 10 points Saved Saved

The two types of signalling used for transmissions are Baseband and Broadband. True False

Question 3 10 points Saved Saved

Amplifiers are better than repeaters because they make the signal larger. True False

Question 4 10 points Saved Saved

Which of the following network topologies is the most able to deal with both cable/connection loss as well as systems failing? 1. Bus

2. Snowflake

3. Star

4. Mesh

Question 5 10 points Save Answer Save Answer

Which of the following is the technology used for Ethernet? 1. CSMA/CA

2. CSMA/CD

3. Slotted-Ring

4. Mesh

To determine the answer to each question, we can analyze the options and apply the relevant knowledge. Here's how you can answer each question:

Question 1: Which of the following is not a reason why a transmission signal might be corrupted or lost?
To find the answer, we need to identify the option that is not a valid reason for signal corruption or loss. Let's analyze each option:

1. The protocol for the transmission is TCP/IP.
TCP/IP is a network protocol suite and does not directly cause signal corruption or loss. It is used for reliable data transmission.

2. The cabling does not have any kind of shielding.
Lack of shielding in cabling can lead to signal interference and corruption, which is a valid reason for signal loss.

3. The copper used to connect the systems is contaminated.
Contaminated copper can result in poor connectivity and data transmission, leading to signal corruption and loss, which is a valid reason.

4. The distance between the systems is very large and there are not any repeaters or amplifiers.
Long distances without repeaters or amplifiers can cause signal degradation and loss, which is a valid reason.

Based on the analysis, the option that is not a valid reason for signal corruption or loss is:
1. The protocol for the transmission is TCP/IP.

Question 2: The two types of signaling used for transmissions are Baseband and Broadband.
To answer this question, you need to determine whether the statement is true or false. The correct answer is:
False. The two types of signaling used for transmissions are Baseband and Broadband.

Question 3: Amplifiers are better than repeaters because they make the signal larger.
To answer this question, you need to determine whether the statement is true or false. The correct answer is:
False. Amplifiers and repeaters serve different purposes. Amplifiers increase the amplitude of a signal, while repeaters regenerate the original signal, including the amplification. Comparing them based solely on signal size is not accurate.

Question 4: Which of the following network topologies is the most able to deal with both cable/connection loss as well as systems failing?
To answer this question, we need to analyze the network topologies and determine the one that can handle cable/connection loss and system failures effectively. Let's analyze each option:

1. Bus: A bus topology uses a single shared cable, and if there is a cable/connection loss, the entire network can be affected. It cannot handle cable/connection loss or system failures well.

2. Snowflake: Snowflake is not a commonly used network topology, so it is not applicable to this question.

3. Star: A star topology connects all devices to a central hub, allowing easy isolation of failed devices or cables. It can handle cable/connection loss and system failures better than a bus topology.

4. Mesh: A mesh topology provides multiple redundant paths, which can help handle cable/connection loss and system failures effectively.

Based on the analysis, the option that is most able to deal with both cable/connection loss and systems failing is:
4. Mesh.

Question 5: Which of the following is the technology used for Ethernet?
To answer this question, we need to identify the technology commonly used for Ethernet. Let's analyze each option:

1. CSMA/CA: CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance) is used in wireless networks, not Ethernet.

2. CSMA/CD: CSMA/CD (Carrier Sense Multiple Access with Collision Detection) is the technology used in Ethernet for handling data collisions and managing access to the network medium. This is the correct answer.

3. Slotted-Ring: Slotted-Ring is not a technology used for Ethernet.

4. Mesh: Mesh is a network topology, not a technology used for Ethernet.

Based on the analysis, the correct answer is:
2. CSMA/CD.

Remember, it's important to understand the concepts and principles behind each question to arrive at the correct answers.