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Category: 1. Operating Systems (220-1002)

1.9 Basic Linux Commands: iwconfig, ipconfig, ps, su, sudo, apt-get, vi, dd, kill

1. Operating Systems (220-1002), Comptia A+ (Plus), Comptia A+ (Plus) 220-1002

This entry is part 115 of 278 in the series Comptia A+ (Plus) 220-1002 Series

iwconfig/ifconfig The iwconfig command is used to view or modify the wireless network configuration (mode, rate, frequency/channel, etc.). The syntax is: iwconfig NAME_OF_WIRELESS_ADAPTER MODIFICATION For example, to change the name…

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1.9 Basic Linux Commands: mv, cp, rm, chmod, chown

1. Operating Systems (220-1002), Comptia A+ (Plus), Comptia A+ (Plus) 220-1002

This entry is part 114 of 278 in the series Comptia A+ (Plus) 220-1002 Series

Mv The mv command is used to rename a file. The syntax looks like: mv SOURCE_FILE DESTINATION_FILE. For example, to rename a file called failed.txt to passed.txt, you would enter…

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1.9 Basic Linux Commands: ls, grep, cd, shutdown, pwd, passwd

1. Operating Systems (220-1002), Comptia A+ (Plus), Comptia A+ (Plus) 220-1002

This entry is part 113 of 278 in the series Comptia A+ (Plus) 220-1002 Series

To start using command line commands in Linux you’ll run Terminal, XTerm, or similar application. If you need help with a command, you can type in the command man. This…

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1.9 Mac OS Features

1. Operating Systems (220-1002), Comptia A+ (Plus), Comptia A+ (Plus) 220-1002

This entry is part 112 of 278 in the series Comptia A+ (Plus) 220-1002 Series

Multiple desktops/Mission Control With MacOS you can have multiple desktops running at once. Multiple desktops can have different open applications on them. For example, you can have email and Word…

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1.9 Mac OS and Linux Tools: Force Quit

1. Operating Systems (220-1002), Comptia A+ (Plus), Comptia A+ (Plus) 220-1002

This entry is part 111 of 278 in the series Comptia A+ (Plus) 220-1002 Series

Force Quit is when you want to stop an application from running. For example, when an application has become unresponsive, you’ll want to force quit it and restart. In MacOS,…

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1.9 Mac OS and Linux Tools: Screen Sharing

1. Operating Systems (220-1002), Comptia A+ (Plus), Comptia A+ (Plus) 220-1002

This entry is part 110 of 278 in the series Comptia A+ (Plus) 220-1002 Series

Mac OS Screen sharing is a built in feature of macOS. It’s integrated into the macOS finder such that you can list out the computers on your network and right…

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1.9 Mac OS and Linux Tools: Shell / Terminal

1. Operating Systems (220-1002), Comptia A+ (Plus), Comptia A+ (Plus) 220-1002

This entry is part 109 of 278 in the series Comptia A+ (Plus) 220-1002 Series

Terminal in macOS and Linux provides for command line access to the operating system. The command line can be used to run scripts, manage files, and configure OS and application…

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1.9 Mac OS and Linux Tools: Disk Maintenance Utilities

1. Operating Systems (220-1002), Comptia A+ (Plus), Comptia A+ (Plus) 220-1002

This entry is part 108 of 278 in the series Comptia A+ (Plus) 220-1002 Series

MacOS Disk Utility in MacOS is used to manage disk, images, and resolve drive issues. Disk Utility has a button called First Aid which can be used to verify and…

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1.9 Mac OS and Linux Tools: Image Recovery

1. Operating Systems (220-1002), Comptia A+ (Plus), Comptia A+ (Plus) 220-1002

This entry is part 107 of 278 in the series Comptia A+ (Plus) 220-1002 Series

MacOS Within MacOS you can built a disk image in Disk Utility. This creates an Apple Disk Image (.dmg) file from which you’ll be able to restore from. The .dmg…

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1.9 Mac OS and Linux Tools: Restore / Snapshot

1. Operating Systems (220-1002), Comptia A+ (Plus), Comptia A+ (Plus) 220-1002

This entry is part 106 of 278 in the series Comptia A+ (Plus) 220-1002 Series

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