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    Question

    Read the below passage and answer the questions Network Security refers to the measures taken by any enterprise or organization to secure its computer network and data using both hardware and software systems. The basic principle of network security is protecting huge stored data and networks in layers that ensure the bedding of rules and regulations that have to be acknowledged before performing any activity on the data.  These levels are: 1.      Physical Network Security 2.      Technical Network Security 3.      Administrative Network Security A _______(26)_______is a network security device, either hardware or software-based, which monitors all incoming and outgoing traffic and based on a defined set of security rules it accepts, rejects or drops that specific traffic. 

    cyber attack in which a malicious actor aims to render a

    computer or other device unavailable to its intended users by interrupting the device's normal functioning.
    A IP spoofing, or IP address spoofing Correct Answer Incorrect Answer
    B Network hack attack Correct Answer Incorrect Answer
    C URL spoofing Correct Answer Incorrect Answer
    D DOS Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    The correct answer is D

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