Practice test

Internet and computer security - Test Set 2

Review 20 exam-focused questions with detailed explanations, then start the interactive test when you are ready.

20 questions

Questions and explanations

  1. Question 1

    What is the term for a virus that triggers a payload at a specific time?
    1. Time bomb
    2. Keylogger
    3. Worm
    4. Trojan horse
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  2. Question 2

    Which virus fools a user into downloading and executing it by pretending to be a useful application?
    1. Cracker
    2. Worm
    3. Keylogger
    4. Trojan horse
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  3. Question 3

    Which of the following viruses infects the master boot record?
    1. Trojan
    2. Boot sector virus
    3. Polymorphic virus
    4. Worm
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  4. Question 4

    Which type of virus modifies itself to avoid detection?
    1. Multipartite virus
    2. Trojan
    3. Polymorphic virus
    4. Worm
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  5. Question 5

    Which was the first PC boot sector virus?
    1. Payload
    2. Creeper
    3. Bomb
    4. Brain
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  6. Question 6

    What is “Trend Micro”?
    1. It is an antivirus software
    2. It is a virus program
    3. It is just a program
    4. None of the above
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  7. Question 7

    What is the primary purpose of antivirus software?
    1. To speed up the computer
    2. To prevent malware infections
    3. To clean files
    4. To increase disk space
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  8. Question 8

    Which of the following is not a security measure to prevent unauthorised access to a network?
    1. Antivirus software
    2. Firewalls
    3. Encryption
    4. Virtual Private Network (VPN)
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  9. Question 9

    What is a digital signature?
    1. Handwritten signature
    2. Encrypting information
    3. Signature in binary form
    4. Scanned signature
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  10. Question 10

    ________ acts as network filter and based on the predefined security rules, it controls the incoming and outgoing traffic.
    1. Firewall
    2. Trojan
    3. Cookies
    4. Keyloggers
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  11. Question 11

    Which of the following cyber security measures involves verifying the identity of users before granting access to a system or network?
    1. Regular software updates
    2. Firewall configuration
    3. Multifactor authentication
    4. Network encryption
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  12. Question 12

    Coded entries which are used to gain access to a computer system are called
    1. entry codes
    2. security commands
    3. code words
    4. passwords
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  13. Question 13

    Which of the following is an example of multifactor authentication for PC security?
    1. Antivirus software
    2. Firewall protection
    3. OS protection
    4. Fingerprint scan
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  14. Question 14

    Which of the following is the combination of numbers, alphabets along with username used to get access to user account?
    1. Password
    2. Titlename
    3. Username
    4. Host-Id
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  15. Question 15

    _________________ refers to privileges that allow a user to read, write or execute a file.
    1. Password
    2. File access permission
    3. Authentication
    4. Firewall
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  16. Question 16

    What is the primary function of a firewall in a computer network?
    1. To store data
    2. To monitor network speed
    3. To prevent unauthorised access
    4. To manage network devices
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  17. Question 17

    What is a firewall in the context of network security?
    1. A software application for managing files, and folders.
    2. A hardware device used to boost network performance.
    3. A type of malware that spreads through email attachments.
    4. A security mechanism that filters and controls network traffic.
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  18. Question 18

    Which of the following is a method of securing a computer system by encrypting data and limiting access to authorized users only?
    1. Authentication
    2. Firewall
    3. Encryption
    4. Authorization
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  19. Question 19

    Which one of the following is a method of verifying the identity of a user or system?
    1. Authentication
    2. Authorization
    3. Audit trail
    4. Encryption
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  20. Question 20

    Which of the following ensures that data cannot be accessed or altered by unauthorized users?
    1. Availability
    2. Integrity
    3. Authentication
    4. Confidentiality
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