Grade 9 Information Technology Student’s Textbook

Flashcards covering only unit 4 the key vocabulary and concepts from the Grade 9 Information Technology curriculum.

Textbook Care

Protect the textbook from damage by covering it, keeping it clean, and handling it carefully.

File

A collection of data stored in one unit, identified by a filename.

Folder

A container used to store related files together; can contain subfolders.

File Explorer

Application in Windows for viewing and managing files and folders.

Drive

A computer hardware component used to store data, programs, and operating system.

Network

A connection of two or more computers that share resources.

LAN (Local Area Network)

A network covering a small geographic area, such as a single building.

WAN (Wide Area Network)

A network that covers a large geographic area, such as a country or continent.

Cloud Security

Measures taken to protect data stored in cloud computing environments.

Virus

Malicious software that replicates itself and can harm computer systems.

Malware

Malicious software designed to harm or exploit any programmable device or network.

Phishing

A method used to trick individuals into providing sensitive information by pretending to be a legitimate source.

Denial of Service (DoS)

A cyber attack that overwhelms a service with requests, making it unavailable.

Integrity

Ensuring that data is accurate and unaltered.

Confidentiality

Ensuring that sensitive information is accessed only by authorized individuals.

Availability

Ensuring that information is accessible to authorized users when needed.

Pseudocode

A method of designing algorithms using a structured format that resembles programming languages.

Flowchart

A graphical representation of a process or algorithm using symbols and arrows.

Top-Down Approach

A problem-solving strategy that breaks a larger problem into smaller, manageable modules.

Bottom-Up Approach

A programming approach that starts with developing small, individual modules before combining them into a larger system.

Image Processing

Techniques used to perform operations on an image to enhance it or extract useful information.

Presentation Software

Application software designed to allow users to create and display slideshows.