Computer Glossary (G–I)

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📘 Computer Glossary (G–I)

G

  • Gateway: A device that connects two different networks.

  • GIF (Graphics Interchange Format): A popular image format that supports animation.

  • Gigabyte (GB): A unit of digital data equal to about 1 billion bytes.

  • Git: A version control system used by developers to track code changes.

  • GitHub: An online platform for hosting and sharing Git repositories.

  • GPU (Graphics Processing Unit): A processor that handles rendering images and graphics.

  • Grid Computing: Using a group of computers to work on a single task.

  • GUI (Graphical User Interface): A visual way of interacting with computers using icons and menus.

  • GSM (Global System for Mobile Communications): A standard for mobile phone networks.

  • Gateway IP: The IP address of a router that connects a network to the internet.

  • Google Drive: A cloud storage service by Google.

  • Groupware: Software that supports teamwork and collaboration.

  • Gigahertz (GHz): A measure of CPU clock speed.

H

  • Hacker: Someone skilled in computers who may exploit systems (ethical or malicious).

  • Hard Disk Drive (HDD): A storage device that uses spinning disks.

  • Hardware: The physical components of a computer.

  • Hashing: Converting data into a fixed-length value for security.

  • HDMI (High-Definition Multimedia Interface): A port for transmitting high-quality audio and video.

  • Heap Memory: Memory allocated for dynamic program data.

  • Hibernate: A power-saving mode that saves system state to disk.

  • Host: A device connected to a network.

  • Hotspot: A location that provides wireless internet access.

  • HTML (HyperText Markup Language): The standard language for creating web pages.

  • HTTP (HyperText Transfer Protocol): A protocol for transferring web content.

  • HTTPS (HyperText Transfer Protocol Secure): A secure version of HTTP with encryption.

  • Hub: A basic device that connects multiple computers in a network.

  • Hybrid Cloud: A mix of public and private cloud environments.

  • Hyperlink: A clickable link to another webpage or file.

  • Hypervisor: Software that enables virtual machines to run on a host system.

I

  • IaaS (Infrastructure as a Service): Cloud service providing virtualized hardware.

  • ICMP (Internet Control Message Protocol): Used for network diagnostics (like ping).

  • Icon: A small graphical symbol representing a program or file.

  • IDE (Integrated Development Environment): Software used for coding and debugging programs.

  • IP Address (Internet Protocol Address): A unique identifier for devices on a network.

  • IPV4: Internet Protocol version 4, a widely used addressing system.

  • IPV6: Newer Internet Protocol with a larger address space.

  • ISP (Internet Service Provider): A company that provides internet access.

  • IoT (Internet of Things): Devices connected to the internet (e.g., smart home gadgets).

  • Intranet: A private network within an organization.

  • Inkjet Printer: A printer that sprays ink directly onto paper.

  • Input Device: Hardware used to provide data to a computer (e.g., keyboard, mouse).

  • Instance: A single copy of software running on a server.

  • Instruction Set: The set of basic commands a CPU can execute.

  • Interface: The point where two systems or devices communicate.

  • IPv6 Tunneling: A method of transmitting IPv6 traffic over IPv4 networks.