Question 1

Time: 00:00:00
What term describes the process of adding a header and trailer to the data unit?

 

 

Encoding

Encoding

Modulation

Modulation

Multiplexing

Multiplexing

Framing

Framing

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Question 2

Time: 00:00:00
What method is used to transmit multiple signals simultaneously over a single communication channel?

Encoding

Encoding

Modulation

Modulation

Multiplexing      

Multiplexing      

Framing

Framing

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Question 3

Time: 00:00:00
 In the context of data communication, what does "bandwidth" refer to?

The speed of data transmission

The speed of data transmission

The range of frequencies available for data transmission

The range of frequencies available for data transmission

The amount of data that can be transmitted at a given time

The amount of data that can be transmitted at a given time

The measure of signal strength

The measure of signal strength

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Question 4

Time: 00:00:00
What process is known for transforming data into a suitable format for transmission over a communication channel?

 

Modulation

Modulation

Encoding

Encoding

Multiplexing

Multiplexing

Framing

Framing

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Question 5

Time: 00:00:00
What security mechanism monitors network traffic for suspicious activities or policy violations?

VPN

VPN

Firewall

Firewall

Intrusion Detection System

Intrusion Detection System

Biometrics    

Biometrics    

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Question 6

Time: 00:00:00
Which type of security breach involves deceiving individuals into disclosing sensitive information, such as passwords or credit card numbers?

 

 

Malware

Malware

DDoS

DDoS

Phishing

Phishing

Spoofing      

Spoofing      

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Question 7

Time: 00:00:00
What is the process of converting data into an unreadable form to prevent unauthorized access known as?

 

 

Decryption

Decryption

Intrusion Detection

Intrusion Detection

Encryption

Encryption

Phishing

Phishing

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Question 8

Time: 00:00:00
 Which of the following is a method used to verify the identity of a user or device attempting to access a network?

 

 

Encryption

Encryption

Biometrics

Biometrics

Firewall

Firewall

DMZ      

DMZ      

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Question 9

Time: 00:00:00
What does VPN stand for in the context of network security?

Virtual Private Network

Virtual Private Network

Very Personal Network

Very Personal Network

Virtual Public Network

Virtual Public Network

Visual Private Network

Visual Private Network

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Question 10

Time: 00:00:00
What is the principal purpose of a firewall in network security?

Data Encryption

Data Encryption

Access Control

Access Control

Data Backups

Data Backups

Network Speed Optimization  

Network Speed Optimization  

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