Types of Worms and Their Objectives

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Questions and Answers

What is the main characteristic of a File Virus according to the text?

  • It leaves the host system intact after infection.
  • It infects the boot sector of the system.
  • It changes the start of a program and control jumps to its code. (correct)
  • It is triggered by opening an infected email attachment.

How do Boot Sector Viruses differ from Macro Viruses based on the text?

  • Boot Sector Viruses infect file systems while Macro Viruses infect bootable media.
  • Boot Sector Viruses are written in a high-level language.
  • Macro Viruses are triggered when a macro-capable program is run. (correct)
  • Macro Viruses infect the boot sector of the system.

What distinguishes a Browser Hijacker from a File Virus and a Macro Virus?

  • Browser Hijackers leave the host system intact.
  • Browser Hijackers target the user’s browser settings. (correct)
  • Browser Hijackers are triggered by executing macros.
  • Browser Hijackers infect bootable media.

In what way are Worms different from most viruses according to the text?

<p>Worms replicate to slow down the computer system. (B)</p> Signup and view all the answers

Which type of virus is known as a Parasitic virus?

<p>File Virus (C)</p> Signup and view all the answers

What sets Macro Viruses apart from other viruses in terms of coding language?

<p>Written in high-level languages like Visual Basic. (A)</p> Signup and view all the answers

Which type of worm hides as media files to spread malware?

<p>File-sharing worms (B)</p> Signup and view all the answers

What is the main objective of worms according to the text?

<p>To eat the system resources (A)</p> Signup and view all the answers

Which type of worm uses social engineering and phishing approaches to spread?

<p>Email worms (A)</p> Signup and view all the answers

In ransomware attacks, what do Cryptoworms do?

<p>Encrypt data on the victim's computer system (D)</p> Signup and view all the answers

What is described as the misuse of system services and network connections to cause user problems?

<p>Viruses &amp; Worms (D)</p> Signup and view all the answers

Which well-known computer worm comprises two parts: one that spreads malware via USB devices and one that targets specific systems?

<p>File-sharing worms (B)</p> Signup and view all the answers

What is the main characteristic of SQL Injection?

<p>Corrupting legitimate database queries (C)</p> Signup and view all the answers

Which type of attack involves an attacker providing programming code to the server side of a scripting engine?

<p>Script Injection (C)</p> Signup and view all the answers

What is the primary aim of Shell Injection attacks?

<p>Manipulating applications to execute operating system commands (A)</p> Signup and view all the answers

In which attack does arbitrary code replace the standard input, resulting in the former being executed by the application?

<p>Dynamic Evaluation (B)</p> Signup and view all the answers

What is a characteristic of Viruses and Worms mentioned in the text?

<p>Self-replicate without user awareness (C)</p> Signup and view all the answers

How is a virus typically introduced into a computer system?

<p>By attaching to another executable file (D)</p> Signup and view all the answers

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