Computer Security: Protect Your Systems from Threats

Question 1

Which of the following is NOT a type of malware?

Accepted Answer

Firewall

Answer

Virus

Answer

Trojan horse

Answer

Spyware

Question 2

What is the primary function of a firewall?

Accepted Answer

To prevent unauthorized access to a computer system

Answer

To detect and remove viruses

Answer

To encrypt data

Answer

To back up files

Question 3

Which of the following is a recommended password practice?

Accepted Answer

Creating complex passwords with a mix of letters, numbers, and symbols

Answer

Using common words found in a dictionary

Answer

Including personal information

Answer

Using the same password for multiple accounts

Question 4

What is the principal role of antivirus software in computer security?

Accepted Answer

To detect and remove malware infections

Answer

To prevent unauthorized access to a computer system

Answer

To encrypt data

Answer

To back up files

Question 5

What term describes the unauthorized copying, distribution, or use of copyrighted material?

Accepted Answer

Piracy

Answer

Malware

Answer

Hacking

Answer

Phishing

Question 6

What is the recommended method for safely disposing of electronic devices?

Accepted Answer

Recycling them at a certified facility

Answer

Throwing them away in the regular trash

Answer

Selling them online

Answer

Donating them to a charity

Question 7

Which of the following is a common social engineering technique used to trick people into revealing sensitive information?

Accepted Answer

Phishing

Answer

Brute force attack

Answer

SQL injection

Answer

Cross-site scripting

Question 8

What is the primary purpose of biometrics in computer security?

Accepted Answer

To provide a convenient and more secure method of user authentication

Answer

To detect and prevent fraud

Answer

To restrict access to physical locations

Answer

To improve user productivity

Question 9

How do viruses differ from worms in the context of computer security?

Accepted Answer

Viruses need a host program to operate, while worms do not

Answer

Worms need a host program to operate, while viruses do not

Answer

Viruses are designed to steal data, while worms spread to other systems

Answer

Worms are designed to steal data, while viruses spread to other systems

Question 10

What is the primary objective of a penetration test in cybersecurity?

Accepted Answer

To identify vulnerabilities in a computer system

Answer

To remove malware from a computer system

Answer

To enhance computer performance

Answer

To obtain a security certificate for a website

Question 11

What is the primary purpose of a firewall in a computer network?

Accepted Answer

To block unauthorized network traffic

Answer

To store sensitive user data securely

Answer

To remove malware infections

Answer

To encrypt data before transmission

Question 12

What is the main function of a digital certificate?

Accepted Answer

To verify the authenticity of a website or organization

Answer

To encrypt data transmitted over the Internet

Answer

To store user credentials safely

Answer

To detect and remove malware

Question 13

What is the primary goal of an intrusion detection system (IDS)?

Accepted Answer

To monitor and detect suspicious or malicious activity on a network

Answer

To prevent unauthorized access to a computer system

Answer

To eliminate existing malware infections

Answer

To encrypt data before it is transmitted over a network

Question 14

Which of the following is NOT a type of malicious software (malware)?

Accepted Answer

Spam

Answer

Virus

Answer

Trojan Horse

Answer

Worm

Question 15

What is the primary function of a firewall?

Accepted Answer

To prevent unauthorized access to a computer network.

Answer

To detect and remove viruses.

Answer

To encrypt data.

Answer

To create backups.

Question 16

How does a virus differ from a worm?

Accepted Answer

A virus requires a host program to execute, while a worm does not.

Answer

A worm requires a host program to execute, while a virus does not.

Answer

Viruses are self-replicating, whereas worms are not.

Answer

Worms are self-replicating, whereas viruses are not.

Question 17

What is the primary purpose of a DMZ?

Accepted Answer

To provide an isolated network for devices that are not fully trusted.

Answer

To store sensitive data.

Answer

To establish a connection to the internet.

Answer

To host a web server.

Question 18

What is the intended purpose of a honeypot?

Accepted Answer

To attract and observe attackers.

Answer

To prevent attacks.

Answer

To detect malware.

Answer

To encrypt data.

Question 19

Which of the following is NOT a common type of malware?

Accepted Answer

Antivirus software

Answer

Virus

Answer

Trojan horse

Answer

Rootkit

Question 20

What is the primary purpose of a firewall?

Accepted Answer

To prevent unauthorized access to a computer

Answer

To detect and remove viruses

Answer

To encrypt data

Answer

To back up data

Question 21

What is the process of converting data into a coded format known as?

Accepted Answer

Encryption

Answer

Decryption

Answer

Hashing

Answer

Authentication

Question 22

What is the recommended best practice for creating secure passwords?

Accepted Answer

Use a combination of letters, numbers, and symbols

Answer

Use only numbers

Answer

Use only letters

Answer

Use the same password for all online accounts

Question 23

What is the main function of a security patch?

Accepted Answer

To address vulnerabilities or bugs in software

Answer

To add new features to software

Answer

To remove viruses from a computer

Answer

To back up data

Question 24

Which of the following is NOT a type of malicious software (malware)?

Accepted Answer

Spam

Answer

Virus

Answer

Trojan

Answer

Worm

Question 25

What is the primary purpose of a firewall?

Accepted Answer

To prevent unauthorized access to a network

Answer

To detect and remove viruses

Answer

To encrypt data

Answer

To back up data

Question 26

What is the purpose of a vulnerability scanner?

Accepted Answer

To scan a computer system for potential security weaknesses

Answer

To act as a firewall

Answer

To remove malware

Answer

To encrypt data

Question 27

What is the main function of an intrusion detection system (IDS)?

Accepted Answer

To detect suspicious activity on a network

Answer

To prevent unauthorized access to a system

Answer

To block malicious traffic

Answer

To encrypt data

Question 28

What is cryptography used for in information security?

Accepted Answer

To encrypt data and protect it from unauthorized access

Answer

To detect and remove viruses

Answer

To block malicious traffic

Answer

To back up data

Question 29

Which of the following is not considered malware?

Accepted Answer

Anti-malware software

Answer

Virus

Answer

Spyware

Answer

Trojan horse

Question 30

What is the primary function of a firewall?

Accepted Answer

To monitor and block unauthorized access to a computer system

Answer

To scan for and neutralize viruses

Answer

To back up data in the event of a system failure

Answer

To enhance the speed and performance of a computer system

Question 31

What is the main benefit of using encryption?

Accepted Answer

To maintain the confidentiality of data

Answer

To accelerate the transfer of data

Answer

To prevent data loss

Answer

To detect and remove malware

Question 32

Which of the following is a recommended practice for ensuring password security?

Accepted Answer

Avoiding the use of personal information in passwords

Answer

Reusing the same password for multiple accounts

Answer

Creating passwords that are easy to recall

Answer

Changing passwords infrequently

Question 33

What is the purpose of a security patch?

Accepted Answer

To rectify vulnerabilities in software

Answer

To install new features and functionalities

Answer

To eliminate existing malware

Answer

To back up data and information

Question 34

Which of the following is not a type of security audit?

Accepted Answer

Data mining

Answer

Vulnerability assessment

Answer

Penetration testing

Answer

Risk assessment

Question 35

What is the primary purpose of a disaster recovery plan?

Accepted Answer

To restore computer systems and data in the event of a disaster or emergency

Answer

To prevent security breaches

Answer

To detect and remove malware

Answer

To optimize system performance and efficiency

Question 36

What is the primary function of a firewall in computer security?

Accepted Answer

To prevent unauthorized access to a computer network

Answer

To scan and remove viruses from a computer

Answer

To encrypt data stored on a computer

Answer

To back up important files in case of a system failure

Question 37

Which of the following is a recommended practice for creating secure passwords?

Accepted Answer

Use a mix of uppercase, lowercase letters, numbers, and special characters

Answer

Keep passwords short for easy memorization

Answer

Reuse passwords across multiple accounts for convenience

Answer

Share passwords with trusted individuals to avoid forgetting them

Question 38

What is the primary purpose of antivirus software in computer protection?

Accepted Answer

To detect and eliminate malicious software from a computer

Answer

To prevent unauthorized access to a computer network

Answer

To encrypt data on a computer

Answer

To monitor network traffic for suspicious activity

Question 39

What is the primary use of a digital certificate in cybersecurity?

Accepted Answer

To verify the identity of websites and individuals

Answer

To encrypt data during transmission

Answer

To block unauthorized access to a computer network

Answer

To detect and remove viruses from a computer

Question 40

What is the term used to describe unauthorized access to or use of a computer system or network?

Accepted Answer

Hacking

Answer

Phishing

Answer

Malware

Answer

Social engineering

Question 41

What is the primary purpose of a firewall?

Accepted Answer

To monitor and control incoming and outgoing network traffic based on predefined security rules.

Answer

To encrypt data stored on a computer.

Answer

To remove viruses from a computer.

Question 42

When creating strong passwords, it is recommended to:

Accepted Answer

Use a combination of upper and lowercase letters, numbers, and symbols.

Answer

Use the same password for all your accounts.

Answer

Choose a password that is easy to remember.

Question 43

What is the primary function of antivirus software?

Accepted Answer

To detect, quarantine, and remove malicious software, including viruses, from a computer system.

Answer

To prevent hackers from accessing a computer network.

Answer

To back up important data in case of a system failure.

Question 44

What is the purpose of encryption in cybersecurity?

Accepted Answer

To transform data into a format that is difficult to decipher without a decryption key.

Answer

To speed up data transmission.

Answer

To compress data to save storage space.

Question 45

Which of the following is a key measure to protect against phishing attacks?

Accepted Answer

Being cautious of unsolicited emails and links, and verifying the authenticity of senders.

Answer

Installing antivirus software.

Answer

Using a strong firewall.

Answer

Changing passwords regularly.

Question 46

What is the primary purpose of using a VPN (Virtual Private Network)?

Accepted Answer

To establish a secure and encrypted connection over a public network, protecting data and online activities.

Answer

To block access to certain websites.

Answer

To speed up internet browsing.

Question 47

What is the primary objective of conducting a risk assessment in cybersecurity?

Accepted Answer

To systematically identify, analyze, and evaluate potential threats and vulnerabilities to an organization's information assets.

Answer

To develop a security policy.

Answer

To implement security measures.