Image Basics: What is a Pixel?

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Questions and Answers

What is the primary function of an interface?

  • Producing information and inputting data (correct)
  • Processing data
  • Securing data
  • Storing data

What type of interface allows users to interact with visual images?

  • Form-Based Interface
  • Graphical User Interface (correct)
  • Menu-Driven Interface
  • Command Line Interface

How do users typically interact with a Graphical User Interface?

  • By typing commands
  • By touching, pointing, tapping, or clicking (correct)
  • By using voice commands
  • By scanning documents

What is NOT a characteristic of a Graphical User Interface?

<p>Requires typing commands (B)</p> Signup and view all the answers

What is the main purpose of an interface?

<p>To produce information and input data (A)</p> Signup and view all the answers

What is one of the responsibilities of an Operating System?

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

What is possible with a single physical computer?

<p>It can run multiple operating systems that operate independently. (B)</p> Signup and view all the answers

What is NOT a responsibility of an Operating System?

<p>Compiling source code (A)</p> Signup and view all the answers

What is a feature of modern computers?

<p>They can support multiple operating systems. (A)</p> Signup and view all the answers

What is an Operating System responsible for, besides File and disk Management?

<p>Network and Internet connections (B)</p> Signup and view all the answers

What is a computer network classified into based on architecture?

<p>Client-Server and Peer-to-Peer (C)</p> Signup and view all the answers

What is the role of a client in a Client-Server Architecture?

<p>To request a service from a server (B)</p> Signup and view all the answers

What is the main difference between Client-Server and Peer-to-Peer Architecture?

<p>One has a centralized server, the other does not (D)</p> Signup and view all the answers

Which of the following is NOT a type of computer network architecture?

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

What is common to both Client-Server and Peer-to-Peer Architecture?

<p>They are both types of computer network architectures (B)</p> Signup and view all the answers

What is the short form for in the term 'Pixel'?

<p>Picture Element (C)</p> Signup and view all the answers

What is the basic element of an image being displayed?

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

What does Yousef A. Salah describe as the fundamental unit of an image?

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

What is the term used to describe the most basic component of a digital image?

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

What is the term used to describe the individual units that make up a digital image?

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

What is the typical limit of devices that can be connected in this type of architecture?

<p>Less than 10 computers (B)</p> Signup and view all the answers

What is a characteristic of this type of architecture?

<p>Small number of devices connected (A)</p> Signup and view all the answers

In what type of setup is this architecture commonly used?

<p>Small home networks (C)</p> Signup and view all the answers

What is a limitation of this type of architecture?

<p>Limited scalability (C)</p> Signup and view all the answers

What is true about this type of architecture?

<p>It works well with few devices connected (C)</p> Signup and view all the answers

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