Computer Science Basics: Algorithms & Encoding

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Questions and Answers

A set of steps carried out, in order, to solve a problem is called an ______.

algorithm

An example of an encoding scheme that uses only two symbols is ______.

binary

A graphical representation that depicts a troubleshooting process is known as a ______.

flowchart

When writing a program in plain English or shorthand, it’s referred to as ______.

<p>pseudocode</p> Signup and view all the answers

The RGB system is an example of an encoding scheme used to represent colors on a computer display, using values for red, green, and ______.

<p>blue</p> Signup and view all the answers

A method of encoding data using two symbols, 1 and 0, is called ______.

<p>binary</p> Signup and view all the answers

A plan or sketch that shows how something works or the relationships between parts is known as a ______.

<p>diagram</p> Signup and view all the answers

An encoding scheme that uses a base of 16 is referred to as ______ codes.

<p>hexadecimal</p> Signup and view all the answers

The process of changing original data into a usable form for a computer is called an ______ scheme.

<p>encoding</p> Signup and view all the answers

The system for representing colors on a computer display using values for red, green, and blue is referred to as ______ values.

<p>RGB</p> Signup and view all the answers

Flashcards

Algorithm

A set of steps to solve a problem.

Binary encoding

Using only 1 and 0 to represent data.

Diagram

A plan, drawing, or sketch showing how something works.

Encoding scheme

Using a code to change data for computers.

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Flowchart

Visual representation of a process or algorithm.

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Binary

An encoding scheme using only 0 and 1 to represent data.

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Hexadecimal

An encoding scheme using 16 symbols (0-9 and A-F) to represent data.

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RGB Values

An encoding scheme using three numbers (red, green, blue) to represent colors on a computer screen.

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Pseudocode

A way to write a program in plain English or shorthand to outline the steps without actual code.

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Study Notes

Algorithm

  • An algorithm is a set of steps to solve a problem.

Binary

  • Binary is an encoding scheme.
  • Uses only two symbols: 1 and 0.

Diagram

  • A diagram is a plan, drawing, sketch, or outline.
  • Shows how something works or the relationships between parts.

Encoding Scheme

  • An encoding scheme converts data into a computer-readable format.
  • Uses a code.

Flowchart

  • A flowchart is a graphical representation.
  • Depicts troubleshooting processes, systems, or algorithms.

Hexadecimal Codes

  • A hexadecimal code is an encoding scheme with a base of 16.
  • Uses the symbols 0-9 and A-F.

Pseudocode

  • Pseudocode is a way to write computer programs.
  • Uses plain English, shorthand, or bullet points.
  • Communicates high-level designs without full code.

RGB Values

  • RGB values represent colors for computer displays.
  • An encoding scheme involving red, green, and blue.

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