COMPUTER FUNDAMENTALS

COMPUTER SOFTWARE

OPERATING SYSTEMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is a D.O.S
A
Denial of service
B
Delay of service
C
Downing of service
D
Destruction of service
Explanation: 

Detailed explanation-1: -"Denial of service” or “DoS” describes the ultimate goal of a class of cyber attacks designed to render a service inaccessible. The DoS attacks that most people have heard about are those launched against high profile websites, since these are frequently reported by the media.

Detailed explanation-2: -What Is the Difference Between DoS Attacks and DDoS Attacks? A denial-of-service (DoS) attack floods a server with traffic, making a website or resource unavailable. A distributed denial-of-service (DDoS) attack is a DoS attack that uses multiple computers or machines to flood a targeted resource.

Detailed explanation-3: -A DoS (denial-of-service) attack is a cyberattack that makes a computer or other device unavailable to its intended users. This is usually accomplished by overwhelming the targeted machine with requests until normal traffic can no longer be processed. With a DoS attack, a single computer launches the attack.

Detailed explanation-4: -Recent News. denial of service attack (DoS attack), type of cybercrime in which an Internet site is made unavailable, typically by using multiple computers to repeatedly make requests that tie up the site and prevent it from responding to requests from legitimate users.

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