Cyber Security questions

By Interwoven Maths

Cyber Security question collection

Review Cyber Security questions for Computer Science, with correct answers shown and coverage across common cyber threats; malware and phishing; social engineering.

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Question 1

What does malware mean?
  1. Malicious software
  2. Main memory hardware
  3. Manual web repair
  4. Managed local network

Question 2

What is phishing?
  1. Fake messages tricking users into giving data
  2. A type of hardware failure
  3. A legal software update
  4. A secure login method

Question 3

What does a brute-force attack use?
  1. Repeated password guesses
  2. Physical cable cutting
  3. Automatic file compression
  4. Domain name spoofing only

Question 4

What is the aim of a DoS attack?
  1. Overload a service so it becomes unavailable
  2. Encrypt user backups
  3. Improve response time
  4. Create stronger passwords

Question 5

What is SQL injection?
  1. Injecting SQL through insecure input fields
  2. Encrypting a SQL database
  3. Backing up SQL logs
  4. Converting SQL to HTML

Question 6

What do social engineering attacks target?
  1. People
  2. Routers
  3. Hard drives
  4. Source code compilers

Question 7

What should a strong password include?
  1. Long and use mixed characters
  2. Short and memorable only
  3. Your birthdate
  4. The same for every account

Question 8

What does salting a password hash do?
  1. Encrypts identical passwords in different ways
  2. Makes passwords shorter
  3. Stores passwords in plain text
  4. Replaces encryption keys

Question 9

Which is an example of biometric authentication?
  1. Fingerprint scan
  2. PIN code
  3. Username only
  4. Security question only

Question 10

What does two-step verification require?
  1. Two different kinds of security check
  2. Two passwords of the same type
  3. Two usernames
  4. Two devices on one network

Question 11

What does encryption change plaintext into?
  1. Cyphertext
  2. Checksum
  3. Metadata
  4. Source code

Question 12

What does symmetric encryption use?
  1. The same key to encrypt and decrypt
  2. A public key only
  3. A private key only
  4. No keys

Question 13

In public-key encryption, which key decrypts data encrypted with a public key?
  1. The matching private key
  2. The same public key
  3. Any public key
  4. A MAC address

Question 14

What does a firewall do?
  1. Filters incoming and outgoing traffic
  2. Stores all passwords
  3. Assigns IP addresses
  4. Repairs corrupted files

Question 15

What is spyware?
  1. Malware that secretly collects user data
  2. Software that physically destroys hardware
  3. A secure way to store passwords
  4. A tool that blocks all internet traffic

Question 16

Why should software be updated regularly?
  1. To fix security weaknesses that attackers could exploit
  2. To permanently speed up internet connection
  3. To remove the need for passwords
  4. To stop users creating new files

Question 17

What is the best defence against data loss from ransomware?
  1. Regular offline backups
  2. Longer file names
  3. Higher screen resolution
  4. Disabling all updates

Question 18

What does least privilege mean for users?
  1. Only the access needed for their role
  2. Full admin access
  3. No access at all
  4. Access to every shared folder

Question 19

What is CAPTCHA used for?
  1. Distinguish humans from bots
  2. Encrypt hard drives
  3. Increase Wi-Fi speed
  4. Assign IP addresses

Question 20

What is a key risk on open public Wi-Fi?
  1. Data interception
  2. Automatic antivirus installation
  3. Guaranteed packet delivery
  4. Permanent account lockout

Question 21

What is a dictionary attack?
  1. Trying common passwords and word lists
  2. Trying every IP address in order
  3. Replacing letters with symbols once
  4. Encrypting files with a public key

Question 22

Why use multi-factor authentication?
  1. It adds security if one factor is compromised
  2. It removes the need for passwords
  3. It makes accounts public
  4. It guarantees zero cyber attacks

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Review Cyber Security questions for Computer Science, with correct answers shown and coverage across common cyber threats; malware and phishing; social engineering.

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