Backup and user data 8

Drivers

software that allows your Operating System to communicate and control the devices on your computer

Generic drivers

basic drivers to ensure that devices can function at a fundamental level

Windows File Explorer

Manage files, folders, and subfolders

Manage applications on storage media

Preview some types of files

Keyboard Short Cut

Alt + F4 Close the open Window or application instead of pressing the x

Ctrl + F4 Close the active document

Win + L Lock your PC so no one can just sit and use it when you go away from it.

Win + D minimize all open applications and show me the desktop screen.

F2 Rename the selected File or Folder.

F5 Refresh the active Window

file naming rules

Name Length: up to 255 characters, including the file extension

Can’t use \ / : * ? " < > |

NOT Case Sensitivity: meaning File.txt and file.txt are treated the same.

File Extensions: The extension (e.g., .txt, .pdf) is used to identify the file type and associated programs.

Extension:

.docx is a Word document (2016 and 2019) .doc is the older Word file.

.xlsx is an Excel document (2016 and 2019) .xls is the older Excel file.

.pdf is an Adobe Acrobat file, usually the book, the forms…

.txt is a Plain Text file, created by Notepad…

.jpg is Image files

.gif is Animated Image files

.exe is the Executive file, these files are the ones that run the program

Extensions 2

.MP3 is the most common Music/Audio file type. .WAV is an older Audio file type called used to be popular, but it takes more space to store the same music.

.MP4 is the most common type of Video file format

.PPTX PowerPoint file extension

.HTML Web Pages file extension

.ZIP & .RAR are the most common Compressed File extension

.ISO Disk Image that used for operating system installation files in addition to many other usages

.bat

is batch files these files are used by IT technicians to execute specific commands one after the other.

how to show windows file extensions

To change that go to any Folder, click on the View Tab, and select the File Name Extension

File Properties

File Type

Location and Size of the file.

Dates of creation, Modification, and Access of the file.

Read-only

Hidden

File Path

location of a file referenced by a drive and directories

DLL in windows system 32

contains code and data that can be used by multiple programs at the same time

drivers in system 32

is a software that allows the operating system to communicate and interact with hardware devices

Other system utilities in system 32

necessary for both the OS and running various applications.

Log File

computer-generated data file about performance reports

Program Files

installed programs are placed here

difference between program files and x84 (32 bit)

to allow the computer to install both versions of the application needed e.g. Office 2016 (32bit) and Office 2016 (64bit), in case the customer needs that.

where are the settings of these apps stored

AppData

IT Permissions

rules that decide who can see or change things in computers and networks

A temporary User Profile

created each time that an error condition prevents the user's profile from loading. Deleted at the end of a session

Disaster Recovery

plan that helps organizations react to a disaster

Hard Disk Defragment

grouping the file blocks to be sequenced instead of scattered

Bad Sector

section of the hard drive that has become damaged and can no longer be used to store data

To recover data from HDD and SSD when damaged

HDD- remove hard drive platter

SSD- extract chipset