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2024 Google IT professional Glossary > Glossary 3 > Flashcards

Glossary 3 Flashcards

(60 cards)

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1
Q

Android

A

A mobile operating system based on Linux

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1
Q

Application

A

A computer program designed for a specific use

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2
Q

BIOS/UEFI

A

A low-level software that initializes our computer’s hardware to make sure everything is good to go

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3
Q

Block storage

A

It improves faster handling of data because the data isn’t stored in one long piece but in blocks, so it can be accessed more quickly

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4
Q

Boot

A

To start up a computer

Last step in booting a computer is User Space

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5
Q

Bootloader

A

A small program that loads the operating system

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6
Q

Chrome OS

A

A Linux-based operating system designed by Google

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7
Q

Command Line Interface (CLI)

A

A shell that uses text commands to interact with the operating system

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8
Q

Computer file

A

Data that we store and a file can be anything, a word document, a picture, a song, literally anything

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9
Q

Data blocks

A

Data that can be broken down into many pieces and written to different parts of the hard disk

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10
Q

Distributions

A

Some common Linux distributions are Ubuntu, Debian, and Red Hat

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11
Q

Etcher.io

A

A tool you can use to load an install image onto your USB device and make it bootable

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12
Q

File extension

A

The appended part of a filename that tells us what type of file it is in certain operating systems

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13
Q

File handling

A

A process of storing data using a program

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14
Q

File system

A

A system used to manage files.

Main Components of a file management are,
The storage of data, the file metadata, and the filesystem.

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15
Q

Finder

A

The file manager for all Macs

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16
Q

Folders/Directories

A

Used to organize files

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17
Q

Hardware resource deficiency

A

It refers to the lack of system resources like memory, hard
drive space, et cetera

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18
Q

HFS+/APFS

A

HFS+ is a journaling system developed by Apple Inc. and APFS is another but more encrypted Apple journaling system

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19
Q

Hostname

A

Used to identify the computer when it needs to talk to other computers

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20
Q

Input/Output device

A

A device that performs input and output, including monitors, keyboards, mice, hard disk drives, speakers, Bluetooth headsets, webcams, and network adapters

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21
Q

Install image

A

A downloadable operating system image used to install an operating system on a device

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22
Q

I/O management

A

Anything that can give us input or that we can use for output of data

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23
Q

iOS

A

A mobile operating system developed by Apple Inc.

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24
Kernel
The main core of an operating system that creates processes, efficiently schedules them, and manages how processes are terminated
25
Logs
Files that record system events on our computer
26
Mac OS
Apple's operating system
27
Memory management
One of the functions that a kernel performs; it optimizes memory usage and make sure our applications have enough memory to run
28
Meta Data
Tells us everything we need to know about a file, including who created it, when it was last modified, who has access to it, and what type of file it is
29
Microsoft Terminal Services Client
A client program used to create RDP connections to remote computers
30
Open SSH
The most popular program to use SSH within Linux
31
Operating system
The whole package that manages our computers resources and lets us interact with it. Two Main parts of an operating system is Kernel and User space.
32
PC
Personal computer, which technically means a computer that one person uses
33
Plink (PuTTY Link)
A tool built into the command line after PuTTY is installed that is used to make remote SSH connections
34
Powershell
A shell (program that interprets text commands) for Windows
35
Power User
A above average computer users
36
Process management
The capacity to manage the many programs in a system - when to run them, the order they run in, how many resources they take up, how long they run, etc.
37
Qwiklabs
An online platform which provides training in cloud services
38
Remote connection
The ability to connect an authorized person to a computer or network remotely; allows us to manage multiple machines from anywhere in the world
39
Remote Desktop Protocol (RDP)
A secure network communication protocol developed by Microsoft that allows a user to connect to another device remotely
40
Scalability
The measure of a system’s ability to increase or decrease in performance and cost in response to varying loads in system processing demands
41
Shell
A program that interprets text commands and sends them to the OS to execute
42
SSH (Secure shell)
A protocol implemented by other programs to securely access one computer from another.
43
SSH authentication key
A secure authentication method for accessing a computer from other device
44
SSH Client
A program you must have installed on your device in order to establish an SSH connection with another device
45
SSH server
Software installed on a machine that allows for that device to accept an SSH connection
46
Standardization
A systematic way of naming host
47
Swap Space
The allocated space where the virtual memory is stored on the hard drive when the amount of physical memory space is used up or full
48
System
A group of hardware components and software components that work together to fun the programs or processes in the computer
49
System settings
Settings like display resolution, user accounts, network, devices, etc.
50
Task Bar
It gives us quick options and shows us information like network connectivity, the date, system notifications, sound etc
51
Terminal
A text based interface to the computer
52
Time slice
A very short interval of time that gets allocated to a process for CPU execution
53
Ubuntu
The most popular Linux consumer distribution
54
User Name
A unique identifier for a user account
55
User Space
The aspect of an operating system that humans interact with directly like programs, such as text editors, music players, system settings, user interfaces, etc.
56
Virtual Box
An application you can use to install Linux and have it completely isolated from your machine
57
Virtual machine (VM)
An application that uses physical resources like memory, CPU and storage, but they offer the added benefit of running multiple operating systems at once
58
Virtual memory
A combination of hard drive space and RAM that acts like memory which our processes can use
59
VPN (Virtual private network)
A secure method of connecting a device to a private network over the interne

2024 Google IT professional Glossary (9 decks)

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