Core troubleshooting, networking, and system administration vocabulary tested on the Google IT Support Professional Certificate.
40 cards · basic cards · AI-written, checked twice. Edit anything.
- What is the CPU?
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The central processing unit that executes instructions and performs calculations for a computer.- What is RAM?
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Random access memory, volatile storage used by the CPU for fast temporary data access during operation.- What is the BIOS?
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Basic input/output system, firmware that initializes hardware and loads the operating system bootloader.- What is POST?
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Power-on self test, a series of checks performed by BIOS to verify hardware components work before boot.- What is booting?
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The process of starting up a computer and loading the operating system into memory.- What is a bootloader?
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A small program that loads the operating system kernel into memory during the boot process.- What is the kernel?
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The core of the operating system that manages hardware resources and enables software to run.- What is a shell?
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A command-line interface that interprets user commands and communicates with the kernel.- What is an IP address?
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A unique numerical label assigned to devices on a network that identifies their location and enables communication.- What is a subnet mask?
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A number that defines which portion of an IP address represents the network and which represents the host.- What is a default gateway?
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The router or device that forwards traffic from the local network to other networks and the internet.- What is DNS?
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Domain name system, a service that translates human-readable domain names to IP addresses.- What is DHCP?
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Dynamic host configuration protocol, a service that automatically assigns IP addresses to devices on a network.- What is a MAC address?
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Media access control address, a unique hardware identifier for network interface cards on the local network.- What is the OSI model?
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A seven-layer framework that standardizes how computer systems communicate over networks.
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