Internet security MCQ (Free Multiple-Choice Questions)

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Internet security mcq questions and answers

What is the best way to protect your personal information online?

A) Share it only with trusted websites and companies

B) Use a VPN whenever you connect to the internet

C) Use complex and unique passwords for each account

D) All of the above

Answer: D) All of the above

What is a VPN?

A) A virtual public network used by companies to connect remote workers

B) A virtual private network used by individuals to encrypt their internet connection

C) A virtual password network used to store and manage passwords

D) A virtual personal network used to connect IoT devices

Answer: B) A virtual private network used by individuals to encrypt their internet connection

What is a firewall?

A) A type of software used to protect a computer from viruses and malware

B) A type of software used to protect a network from unauthorized access

C) A type of hardware used to speed up internet connections

D) A type of hardware used to store large amounts of data

Answer: B) A type of software used to protect a network from unauthorized access

What is a virus?

A) A program that replicates itself and infects other computers

B) A type of phishing scam that targets individuals or companies

C) A type of cyber attack that targets network traffic

D) A type of spam email that contains malicious links or attachments

Answer: A) A program that replicates itself and infects other computers

What is a patch?

A) A type of software that fixes security vulnerabilities in other programs

B) A type of software that detects and removes viruses and malware

C) A type of hardware used to secure a network's perimeter

D) A type of software that encrypts data on a computer's hard drive

Answer: A) A type of software that fixes security vulnerabilities in other programs

What is encryption?

A) A process of converting plaintext into ciphertext to protect its confidentiality

B) A process of converting ciphertext into plaintext to access its contents

C) A process of converting binary code into ASCII code for human readability

D) A process of converting digital data into analog signals for transmission over analog networks

Answer: A) A process of converting plaintext into ciphertext to protect its confidentiality

What is a botnet?

A) A network of computers infected with malware and controlled by a hacker

B) A network of computers used for legitimate purposes by a company or organization

C) A type of firewall that blocks all incoming traffic by default

D) A type of authentication method that uses biometric data

Answer: A) A network of computers infected with malware and controlled by a hacker

What is social engineering?

A) A type of cyber attack that uses social media to spread malware

B) A type of phishing scam that targets individuals or companies through personal interactions

C) A type of encryption used in SSL certificates

D) A type of network architecture that separates a company's internal network from the internet

Answer: B) A type of phishing scam that targets individuals or companies through personal interactions

What is a brute force attack?

A) An attack that tries every possible password combination until the correct one is found

B) An attack that intercepts communications between two parties in order to steal information

C) An attack that takes advantage of a vulnerability in a program's memory allocation

D) An attack that floods a network with traffic in order to disrupt its operations

Answer: A) An attack that tries every possible password combination until the correct one is found

What is two-factor authentication?

A) A type of encryption used to protect sensitive data

B) A method of authentication that requires two forms of identification, such as a password and a fingerprint

C) A type of malware that installs itself on a computer without the user's knowledge

D) A type of phishing scam that targets individuals or companies through social media

Answer: B) A method of authentication that requires two forms of identification, such as a password and a fingerprint

What is a phishing scam?

A) A type of malware that encrypts a user's files and demands a ransom for their release

B) A type of cyber attack that floods a network with traffic in order to disrupt its operations

C) A type of social engineering attack that tricks users into revealing their personal information

D) A type of authentication method that uses a physical token to verify a user's identity

Answer: C) A type of social engineering attack that tricks users into revealing their personal information

What is malware?

A) A type of encryption used to protect sensitive data

B) A type of software designed to damage or disrupt computer systems

C) A type of social engineering attack that tricks users into downloading malicious software

D) A type of phishing scam that targets individuals or companies through email

Answer: B) A type of software designed to damage or disrupt computer systems

What is a DDoS attack?

A) A type of social engineering attack that tricks users into revealing their personal information

B) A type of malware that encrypts a user's files and demands a ransom for their release

C) A type of cyber attack that floods a network with traffic in order to disrupt its operations

D) A type of authentication method that uses a physical token to verify a user's identity

Answer: C) A type of cyber attack that floods a network with traffic in order to disrupt its operations

What is a digital certificate?

A) A type of encryption used to protect sensitive data

B) A type of software designed to detect and remove malware

C) A type of digital document used to verify the identity of a website or user

D) A type of authentication method that uses a physical token to verify a user's identity

Answer: C) A type of digital document used to verify the identity of a website or user

What is a honeypot?

A) A type of software designed to detect and remove malware

B) A type of firewall that blocks all incoming traffic by default

C) A decoy system used to lure attackers and monitor their activities

D) A type of encryption used to protect sensitive data

Answer: C) A decoy system used to lure attackers and monitor their activities

What is a zero-day vulnerability?

A) A type of vulnerability that has never been discovered or reported before

B) A type of vulnerability that has been discovered but not yet fixed

C) A type of vulnerability that is only present in outdated software

D) A type of vulnerability that is only present in specific hardware configurations

Answer: A) A type of vulnerability that has never been discovered or reported before

What is a man-in-the-middle attack?

A) An attack that intercepts communications between two parties in order to steal information

B) An attack that tries every possible password combination until the correct one is found

C) An attack that floods a network with traffic in order to disrupt its operations

D) An attack that installs malware on a user's computer without their knowledge

Answer: A) An attack that intercepts communications between two parties in order to steal information

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