Computer Security
122 questions available
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Q101.Cyberbullying is the act of ____ people online.
Correct Answer: A
Cyberbullying represents a malicious digital security concern involving threatening, harassing, or intimidating individuals through social media and other online platforms.
Q102.In computer systems terminology, what does the word 'BOOT' or 'Booting' stand for?
Correct Answer: D
Booting is the startup sequence that runs diagnostics (POST) and loads the operating system kernel into main memory from storage.
Q103.A small, malicious computer program specifically written to interfere with the normal operations of a computer is called a ______?
Correct Answer: A
A computer virus is a self-replicating program written to disrupt system operations, corrupt data, or compromise security.
Q104.What collective category do computer viruses, Trojan horses, and worms belong to?
Correct Answer: B
Viruses, Trojans, and worms are malicious software programs collectively categorized as malware because they are written to damage or exploit systems.
Q105.A(n) ____ computer is a computer that continues to operate when one of its components fails, ensuring that no data is lost.
Correct Answer: A
A fault-tolerant computer uses redundancy to continue running continuously even during a component failure.
Q106.A(n) ________ protects a computer by identifying and removing any viruses found in memory, on media, or in files.
Correct Answer: B
An antivirus program detects, quarantines, and cleans computer viruses and malware.
Q107.The common name for the crime of stealing passwords is ______?
Correct Answer: A
Spoofing involves falsifying identification or credentials to masquerade as another user/system, commonly executed to steal passwords.
Q108.Authentication refers to ______?
Correct Answer: C
Authentication is the verification of a user's identity, typically using credentials like a username and password.
Q109.Which social engineering technique is used to steal passwords and usernames by masquerading as a legitimate entity?
Correct Answer: B
Phishing uses fraudulent emails or fake websites to deceive users into disclosing sensitive personal details like credentials.
Q110.What is the process of converting data into an unreadable coded form to prevent unauthorized access called?
Correct Answer: C
Encryption secures sensitive data by transforming clear plaintext into complex ciphertext using cryptographic algorithms.
Q111.To maximize security, good passwords should typically contain which of the following?
Correct Answer: D
Strong passwords require a mixture of different character classes—including uppercase letters, lowercase letters, numbers, and special symbols—to maximize complexity and resist brute-force attacks.
Q112.Which of the following activities is NOT classified as a type of cybercrime?
Correct Answer: C
Installing an antivirus program is a security preventive measure. Damage to data, identity theft, and digital forgery are types of cybercrime.
Q113.A hard disk can become entirely unreadable or inaccessible when a computer virus corrupts its ______?
Correct Answer: A
The Partition Table stores critical structure mapping of the hard disk drive; if corrupted by malware, the OS cannot recognize or access the drive.
Q114.On legacy DOS systems, why does a disk become completely unreadable if a computer virus corrupts the File Allocation Table (FAT)?
Correct Answer: B
The FAT acts as an index of where files are physically stored. If corrupted, DOS cannot map or locate the sectors holding the file data.
Q115.Which type of malware represents a malicious program or code that is loaded onto a system without user knowledge and runs against their wishes?
Correct Answer: B
A computer virus is a self-replicating program that attaches itself to other executable files and runs maliciously without the user's permission.
Q116.When installing a new peripheral hardware device, you must also usually install which of the following to make it communicate with the OS?
Correct Answer: C
A device driver is the crucial piece of software that translates the operating system's generic commands into device-specific hardware instructions.
Q117.The term 'email hacking' is best defined as which of the following?
Correct Answer: D
Email hacking is a cybercrime that involves gaining unauthorized, illegal access to a person's private email inbox or credentials.
Q118.What is the primary purpose of anti-virus utility software?
Correct Answer: A
Anti-virus programs are designed to detect, block, quarantine, and remove malicious software, ransomware, and computer viruses.
Q119.When installing system updates in Microsoft Windows, what is the best practice to follow?
Correct Answer: B
Using Microsoft's Recommended Settings ensures that critical security patches and system updates are installed automatically and securely.
Q120.Which of the following names represents a real, recognized computer virus in information security?
Correct Answer: D
None of the names listed ('Mortar', 'Cacrus', 'Milosous') are real computer viruses; they are completely fictional.