Untitled Flashcards Set

Computer

An electronic device that processes input data and produces output information.

Information Technology (IT)

The use of computers to store, retrieve, and transmit data.

Information and Communication Technology (ICT)

Encompasses all electronic technologies used in processing and communicating data.

Hardware

The physical components of a computer (e.g., monitor, keyboard, mouse, processor).

Software

Programs that instruct the computer on how to operate.

Input

The process of entering data into a computer.

Processing

Manipulating data into a meaningful format.

Storage

The process of saving data or information.

Output

The production of information from processed data.

Data

Raw facts that have not been processed.

Information

Processed data that holds meaning.

Advantages of Computers

Include speed, reliability, consistency, storage capacity, and communication.

Disadvantages of Computers

Include privacy violations, public safety concerns, unemployment, and health risks.

Keyboard

A peripheral device used for data entry.

Desktop Environment

The initial workspace after logging in, containing icons, menus, and dialog boxes.

Microsoft Word

A word processing tool for creating and editing documents.

Line Spacing

The space between lines of text; options include single, 1.5, and double spacing.

Text Alignment

The positioning of text; options include left, center, right, and justified.

Supercomputers

The fastest and most expensive computers, used for scientific research and military applications.

Mainframe Computers

Large systems that handle multiple tasks for many users, used by large organizations.

Personal Computers (PCs)

Affordable and versatile computers for office work, CAD, and internet use.

Laptops

Portable computers with built-in keyboard and touchpad.

Storage Drive

A device for storing data, examples include SSD and HDD.

Solid-State Drive (SSD)

A storage device that uses flash memory and is faster and more durable than HDDs.

Hard Disk Drive (HDD)

A storage device that uses spinning disks, cheaper with larger capacities.

Dynamic Random-Access Memory (DRAM)

Volatile memory used for quick access to active files.