Q. -------- are often delivered to a PC through an email attachment and are often designed to do harm.

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Q. The altering of data so that it is not usable unless the changes are undone is

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Q. VIRUS stands for

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Q. What is short for malicious software (is software designed to disrupt computer operation, gather sensitive information, or gain unauthorized access to computer systems)?

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Q. Which of the following is/are threats for electronic payment systems?

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Q. A virus that migrates freely within a large population of unauthorized email user is called a -------

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Q. -------- are attempts by individuals to obtain confidential information from you to falsifying their identity.

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Q. Authentication is

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Q. A -------- is a computer program that can replicate itself and spread from one computer to another.

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Q. Which of the following virus overtake computer system, when it boots and destroy information?

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Q. Key logger is a

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Q. To protect yourself from computer hacker, you should turn on a

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Q. Firewalls are used to protect against --------

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Q. Which of the following describes programs that can run independently travel from system to system and disrupt computer communication?

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Q. -------- software are programs that are installed onto your computer and can scan and remove known viruses which you may have contracted.

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Q. Code red is a(n) ----------

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Q. Which of the following would most likely not be a symptom of a virus?

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Q. …………….. are used in denial of service attacks, typically against targeted web sites.

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Q. Select the correct order for the different phases of virus execution. i) Propagation phase ii) Dormant phase iii) Execution phase iv) Triggering phase

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Q. A ………………… attaches itself to executable files and replicates, when the infected program is executed, by finding other executable files to infect.

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