Computer Security
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Q81.Which of the following is a type of computer security threat that is designed to steal sensitive information, such as usernames, passwords, and credit card numbers?
Correct Answer: C
Phishing is a social engineering cyberattack that uses deceptive emails or websites to trick users into revealing sensitive credentials.
Q82.Which of the following is a type of computer virus that is designed to disguise itself as a legitimate program or file?
Correct Answer: B
A Trojan horse disguised as safe and legitimate files, tricking users into executing malicious code.
Q83.Which of the following is a type of computer virus that is designed to spread from computer to computer over a network?
Correct Answer: C
A worm is self-replicating malware designed to actively spread across networks without requiring user action.
Q84.Which of the following is a type of software used to protect a computer system from viruses and other malicious software?
Correct Answer: A
Antivirus programs scan, detect, quarantine, and remove malicious code (viruses, worms, trojans, ransomware) from systems.
Q85.Which of the following is a type of software designed to harm or steal information from a computer system?
Correct Answer: A
Malware (Malicious Software) is an umbrella term for any software written with malicious intent to infect or steal from devices.
Q86.What is a computer virus?
Correct Answer: B
A computer virus is a type of malicious software program written specifically to infect files and alter system operations.
Q87.A program that time destroy all of your computer programs is called____
Correct Answer: A
A computer virus is a malicious self-replicating program designed to destroy or alter files and programs.
Q88.Common name for software errors is called _____?
Correct Answer: A
The standard informal term for software code errors or glitches is "bugs".
Q89.Which hardware method is used to protect a device?
Correct Answer: A
Firewalls, Secure Boot, and Biometrics represent physical/hardware protections for a device.
Q90.To display the contents of folders in Window Explorer we should ?
Correct Answer: A
Clicking (or double-clicking) on a folder in Windows File Explorer opens and displays its subfolders and files.
Q91.Fiber optics is a data _____?
Correct Answer: C
Fiber optics is fundamentally a high-speed data communication technology that transmits information as light pulses.
Q92.Which of the following is an example of cyberbullying?
Correct Answer: B
Sending threatening, abusive, or harassing messages over digital channels like email, social media, or text messages is a form of cyberbullying.
Q93.A hacker wants to gather information using false e-mail and websites, he/she probably uses ______?
Correct Answer: B
Phishing is a social engineering cyberattack designed to steal credentials, passwords, and banking details by imitating trusted entities via spoofed emails or websites.
Q94.Which is a malware that monitors a device and steals important information about a person or organization without their consent and sends such information to another person or organization?
Correct Answer: A
Spyware is malicious software designed to secretly record user activity, harvest sensitive credentials or details, and transmit them without consent.
Q95.Cyber bullying and harassment do not go through the experience of ______?
Correct Answer: A
Cyberbullying causes mental and emotional distress (such as anxiety, low self-esteem, and frustration), but certainly not happiness.
Q96.What term refers to denote unauthorized and illegal accessing of computer programmed, often with criminal intent?
Correct Answer: C
Hacking represents the unauthorized or illegal access of computer networks, files, or programs, frequently carried out with criminal intent.
Q97.Which of the following option is MOST serious threat to Computer security?
Correct Answer: C
A Trap Door (or backdoor) represents an extremely dangerous threat because it provides unauthorized bypass of normal authentication without user awareness.
Q98.Normally boot sector virus is typically attached with _____?
Correct Answer: C
Boot sector viruses are frequently transported or propagated through executable installer files, such as .exe files, which run code during execution.
Q99.Which is anti-virus software?
Correct Answer: D
Both Avast Antivirus and NAV (Norton AntiVirus) are popular security applications designed to detect, block, and clean malware.
Q100._________ are attempts by individuals to obtain confidential information from you by falsifying their identity?
Correct Answer: B
Phishing scams represent fraudulent efforts by cybercriminals to acquire sensitive data (passwords, credentials) by pretending to be a legitimate organization.