Computer Science - IT MCQs
Topic Notes: Computer Science - IT
<p>MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.</p>
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
1
What software should be installed to protect a computer from viruses?
Answer:
Anti virus
Antivirus software is specifically designed to detect, prevent, and remove malicious software, including viruses, worms, and trojans, from a computer system, thereby ensuring data security and system integrity.
2
• Which of the_.following is not anti-virus software·
Answer:
Oracle
The source answer is option C (Oracle). Review the stem and options, then update the correct answer in Question Bank if the source key is wrong.
3
McAfee is widely recognized as which type of software application?
Answer:
Antivirus
McAfee is a well-known commercial security software suite that provides antivirus, anti-malware, and firewall protection. It is designed to safeguard computer systems by identifying and neutralizing threats before they can cause harm to the operating system or user data.
4
Which software should be installed on a computer to provide protection against malicious software and viruses?
Answer:
Anti virus
Antivirus software is specifically designed to detect, prevent, and remove malicious software, including viruses, worms, and trojans, from a computer system. It acts as a security layer to ensure data integrity and system performance by scanning files and monitoring system activity for suspicious behavior.
5
What type of software is designed to scan a storage device for malicious programs and remove any detected threats?
Answer:
Anti-virus
Antivirus software is a security utility designed to detect, prevent, and remove malicious software from computers and networks. It uses various methods, such as signature-based detection and heuristic analysis, to identify and neutralize viruses, worms, and other forms of malware.
6
Which of the following is not an example of an antivirus program?
Answer:
Redlof
Norton, McAfee, and Avast are all well-established antivirus software suites designed to protect systems. Redlof is a known computer worm that spreads through web pages and infects files, making it a form of malware rather than a security application.
7
Which of the following options is not classified as antivirus software?
Answer:
Oracle
NAV (Norton Antivirus), F-Prot, and McAfee are well-known antivirus software programs designed to protect systems from malware. Oracle is a multinational computer technology corporation primarily known for its database management systems and enterprise software, not antivirus tools.
8
Which of the following categories describes a software application designed to detect and remove malicious programs?
Answer:
Antivirus
Antivirus software is a utility program designed to prevent, detect, and remove malicious software, including viruses, worms, and trojans. It acts as a security layer that scans files and system memory to protect the computer from unauthorized access or damage caused by malware.
9
Which of the following terms is historically used as a synonym for antivirus software?
Answer:
Vaccine
In the early days of computing, antivirus programs were frequently referred to as 'vaccines' because they were designed to identify and neutralize computer viruses, much like a biological vaccine protects a host from a pathogen.
10
What is the primary function of an antivirus software program?
Answer:
Scan device, identify and eliminate
Antivirus software is a comprehensive security tool designed to perform multiple tasks: it scans the computer system for malicious files, identifies known threats, and provides the functionality to eliminate or quarantine those viruses to protect the integrity of the system.