1. Operating Systems Flashcards
What is a .ps1 file
A Powershell script file used by Windows
What is a .vbs file?
A Visual Basic script file
What is .sh file?
A Linux shell executable file
What is a .py file?
A Python executable file
What is a .js file?
A JavaScript text file
What does Mission Control do on a Mac Computer
It provides a quick way to see everything that’s currently open on your Mac
Which window appears when you press Ctrl+Alt+T on a Linux computer
a terminal
What is meant by the term shell when discussing Linux
A command-line interface
What should you use to restore files on a Mac computer?
Time Machine
What does the snapshot feature on Linux computers provide?
It procides the ability to create a volume image of a device at a particular instant without causing a service interruption.
What tool will verify the health of a disk on a Mac computer
Disk Utility
Of the three main operating systems covered on the A+ exam, which is/are considered open source
Linux
Of the three main operating systems covered on the A+ exam, which is/are considered closed source
Windows OS and Mac OS
What is the purpose of keychain on a Mac device
It is a password management system
What does the Linux dd command do
It is used to convert and copy files
What does the Linux vi command do
it is used to edit text files
What does the Linux su command do
It is used by a user to execute commands with the privleges of another user account
What does the Linux ps command do
It displays the running system processes
In Linux, which two commands are used to configure network interfaces
ifconfig and iwconfig
What does the Linux chown command do
It changes the ownership of a file
What does the Linux chmod command do
It changes the permissions of files or directories
What does the Linux rm command do
It removes (deletes) files or directories
What does the Linux cp command do
It copies files and directories
What does the Linux mv command do
It moves a file to a specific directory
