In computer science, Denial-of-Service (DoS) attack refers to which of the following?
Difficulty: Medium
About this MCQ
This Medium Cyber Security question asks: In computer science, Denial-of-Service (DoS) attack refers to which of the following? The correct choice is B. An attack that overwhelms a system with traffic to make it unavailable to legitimate users.. Read the options below, commit to one, then use the explanation to see why that choice holds and why the others do not.
Cyber Security items like this one are written for Pakistan exams such as CSS, FPSC, PPSC, and NTS. The difficulty label is a hint about how much of the topic the stem assumes, not a score. Tags and exam names, when they are present, tell you where else the same idea is tested. Previous and next links stay in Cyber Security so you can continue the subject. Related questions point at nearby stems if you want another angle on the same idea.
Treat the explanation as part of the question, not a footnote. If you missed it, reread the stem against the correct option before you open the next Cyber Security item. A timed quiz is the same pool with a clock and a score. A past paper is a full sitting rather than this single question.
- A. An attack in which an attacker secretly intercepts and relays communication between two parties.
Why not A: “An attack in which an attacker secretly intercepts and relays communication between two parties.” does not fit this question. The answer is An attack that overwhelms a system with traffic to make it unavailable to legitimate users..
- B. An attack that overwhelms a system with traffic to make it unavailable to legitimate users. ✓
- C. A software flaw that is exploited by attackers before the vendor releases a fix.
Why not C: “A software flaw that is exploited by attackers before the vendor releases a fix.” does not fit this question. The answer is An attack that overwhelms a system with traffic to make it unavailable to legitimate users..
- D. A social engineering attack that tricks users into revealing sensitive information through fake communications.
Why not D: “A social engineering attack that tricks users into revealing sensitive information through fake communications.” does not fit this question. The answer is An attack that overwhelms a system with traffic to make it unavailable to legitimate users..
Correct answer
B. An attack that overwhelms a system with traffic to make it unavailable to legitimate users.
Explanation
An attack that overwhelms a system with traffic to make it unavailable to legitimate users option B is the accepted answer to In computer science Denial-of-Service DoS attack refers to which of the following Option A An attack in which an attacker secretly intercepts and relays communication between two parties does not fit this question Option C A software flaw that is exploited by attackers before the vendor releases a fix does not fit this question Option D A social engineering attack that tricks users into revealing sensitive information through fake communications does not fit this question For this Cyber Security question the accepted answer is An attack that overwhelms.
Source: Cyber Security Official Reference Guide
Tags: computer science, cyber security, information security, network security
Submitted by: MCQsHub Editorial
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