SSC CGL Computer – Cyber Security & Abbreviations – Level 1 · Warm-up
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Bots = zombie computers; together a botnet, often used for DDoS.
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SSC CGL Computer – Cyber Security & Abbreviations – Level 1 · Warm-up – 12 questions, subject: Computer Knowledge. Every question has the correct answer with a one-line explanation; tap "Show Answer". Free practice for TNPSC, UPSC, SSC, Bank and RRB exams – Shanmugam IAS Academy, Coimbatore.
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1.
Which type of malware attaches itself to a host file and spreads when that file is run or shared?
Correct Answer: B [Virus]
Explanation:
Host, Walk, Mask: needs a host → virus.
2.
Malware that hides deep inside the operating system so that it and other malware stay invisible is a:
Correct Answer: C [Rootkit]
Explanation:
A rootkit hides itself and other malware; adware shows unwanted ads; a firewall is protection.
3.
What is the full form of DDoS?
Correct Answer: A [Distributed Denial of Service]
Explanation:
DDoS – a denial-of-service attack from many computers at once.
4.
Malware that encrypts a victim's files and demands money for the key is called:
Correct Answer: D [Ransomware]
Explanation:
Answer: Ransomware. Ransom locks – ransomware.
5.
A program that secretly records every key a user presses is a:
Correct Answer: A [Keylogger]
Explanation:
Answer: Keylogger. Key logs – keylogger.
6.
An ethical hacker who tests an organisation's systems with its permission is called a:
Correct Answer: B [White hat hacker]
Explanation:
White hat = permission and good intent.
7.
In the CIA triad of security, 'I' stands for:
Correct Answer: D [Integrity]
Explanation:
Confidentiality, Integrity, Availability.
8.
The unreadable form of a message after encryption is called:
Correct Answer: C [Ciphertext]
Explanation:
Plaintext → (key) → ciphertext.
9.
Which of these is 'something you are' in authentication?
Correct Answer: D [Fingerprint]
Explanation:
Know (password) · have (phone, card) · are (biometrics).
10.
As per the SSC CGL 2026 notice, the Data Entry Speed Test (DEST) lasts:
Correct Answer: C [15 minutes]
Explanation:
About 2,000 key depressions in 15 minutes (para 13.9.10.2).
11.
CERT-In works under which ministry (PIB note, January 2026)?
Correct Answer: B [Ministry of Electronics and Information Technology]
Explanation:
CERT-In – MeitY; I4C (1930) – MHA.
12.
A group of infected computers controlled remotely by an attacker is called a:
Correct Answer: A [Botnet]
Explanation:
Bots = zombie computers; together a botnet, often used for DDoS.
➤ Full notes, shortcuts and every answer explained – SSC CGL 2026 Computer Knowledge book (₹149): www.shanmugamiasacademy.in/study-materials/ssc-cgl-computer-knowledge
📘 SSC CGL 2026 – Computer Knowledge (Tier II Paper I – Section III)
Here you get the answer with a one-line explanation. 672 original questions with answer key and explanations · notes, figures, shortcut keys and memory aids · practice sets + 3 Computer Knowledge mock tests
Get the book – ₹149 More quizzes
› SSC CGL Computer – Mock Test M3 – Computer Knowledge Module
› SSC CGL Computer – Mock Test M2 – Computer Knowledge Module
› SSC CGL Computer – Mock Test M1 – Computer Knowledge Module
› SSC CGL Computer – Cyber Security & Abbreviations – Exam-Level Drill
› SSC CGL Computer – Cyber Security & Abbreviations – Level 3 · Challenge
› SSC CGL Computer – Cyber Security & Abbreviations – Level 2 · Exam Level · Section III pace
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