Multiple choice

A........ . is a self-contained program that makes complete copies of itself.

  1. Trojan

  2. Virus

  3. Worm

  4. DoS attack
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A computer virus is a type of malware that, when executed, replicates by modifying other computer programs and inserting its own code. This distinguishes it from other malware types like Trojans (which disguise themselves but don't replicate) and worms (which are standalone and spread through networks).

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