*-PROCESSOR
1-Intel Dual Core
2-Intel core I3
3-Intel core I5
4-Intel core I7
5-series core I9(X series processor)



 *MOTHER BORD
1-Intel
2-Gigabyte
3-Asus.... etc.



*HARD DISK-300GB/500GB/1TB/2TB

1-Samsung
2-Toshiba
...etc.

*Monitor-15"/18"/22"
1-Samsung
2-LG
3-Dell
...etc.
*RAM-DDR/DDR2/DDR3/DDR4(1/2/4/8GB)
1-G.SKILL
..etc.
*DVD WRITER
1-LG
2-Samsung
..etc.


*KEY-BORD
1-Frontech
2-Logyteck
..etc.


*MOUSE
1-Frontech
2-Logyteck
..etc.

*PINTER
1-Canon
2-HP
..etc.

*UPS-1000VA/1200VA/800VA
1-Zebronics
2-Frontech
..etc.

*Cabinet
1-Foxin
..etc.

Windows 10 Shortcuts Keys

Keyboard shortcuts in Windows. Keyboard shortcuts are keys or combinations of keys that provide an alternative way to do something that you’d typically do with a mouse.windows all basic to advance shortcut key.

1. Copy, past and other general keyboard shortcuts.
2. Windows logo keyboard shortcuts.
3. command prompt keyboard shortcuts.
4. Dialogue Box keyboard shortcuts.
5. File explorer keyboard shortcuts.
6. Virtual desktop keyboard shortcuts.
7. Taskbar keyboard shortcuts.
8. settings keyboard shortcuts.

Press This Key	To Do This
Ctrl + X	Cut the selected item
Ctrl + C (or Ctrl + Insert)	Copy the selected item
Ctrl + V (or Shift + Insert)	Paste the selected item
Ctrl + Z	Undo an action
Alt + Tab	Switch between open apps
Alt + F4	Close the active item, or exit the active app
Windows logo key WIN + L	Lock your PC
Windows logo key + D	Display and hide the desktop
F2	Rename the selected item
F3	Search for a file or folder in File Exploer
F4	Display the address bar list in file Exploer
F5	Refresh the active Window
F6	Cycle through screen elements in a window or on the desktop
F10	Activate the Menu bar in the active app
Alt + F8	Show your password on the sign-in screen
Alt + Esc	Cycle through items in the order in which they were opened
Alt + underlined letter	Perform the command for that letter
Alt + Enter	Display properties for the selected item
Alt + Spacebar	Open the shortcut menu for the active window
Alt + Left arrow	Go back
Alt + Right arrow	Go forward
Alt + Page Up	Move up one screen
Alt + Page Down	Move down one screen
Ctrl + F4	Close the active document (in apps that are full-screen and let you have multiple documents open at the same time)
Ctrl + A	Select all items in a document or window
Ctrl + D (or Delete)	Delete the selected item and move it to the Recycle Bin
Ctrl + R (or F5)	Refresh the active window
Ctrl + Y	Redo an action
Ctrl + Right arrow	Move the cursor to the beginning of the next word
Ctrl + Left arrow	Move the cursor to the beginning of the previous word
Ctrl + Down arrow	Move the cursor to the beginning of the next paragraph
Ctrl + Up arrow	Move the cursor to the beginning of the previous paragraph
Ctrl + Alt + Tab	Use the arrow keys to switch between all open apps
Alt + Shift + arrow keys	When a group or tile is in focus on the Start menu, move it in the direction specified
Ctrl + Shift + arrow keys	When a tile is in focus on the Start menu, move it into another tile to create a folder
Ctrl + arrow keys	Resize the Start menu when it's open
Ctrl + arrow key (to move to an item) + Spacebar	Select multiple individual items in a window or on the desktop
Ctrl + Shift with an arrow key	Select a block of text
Ctrl + Esc	Open Start
Ctrl + Shift + Esc	Open Task Manager
Ctrl + Shift	Switch the keyboard layout when multiple keyboard layouts are available
Ctrl + Spacebar	Turn the Chinese input method editor (IME) on or off
Shift + F10	Display the shortcut menu for the selected item
Shift with any arrow key	Select more than one item in a window or on the desktop, or select text in a document
Shift + Delete	Delete the selected item without moving it to the Recycle Bin first
Right arrow	Open the next menu to the right, or open a submenu
Left arrow	Open the next menu to the left, or close a submenu
Esc	Stop or leave the current task

Press This Key	To Do This
Windows logo key	Open or close Start
Windows logo key + A	Open Action center
Windows logo key + B	Set focus in the notification area
Windows logo key + C	Open Cortana in listening mode Notes This shortcut is turned off by default. To turn it on, select Start > Settings > Cortana, and turn on the toggle under Let Cortana listen for my commands when I press the Windows logo key + C. Cortana is available only in certain countries/regions, and some Cortana features might not be available everywhere. If Cortana isn't available or is turned off, you can still use search.
Windows logo key + Shift + C	Open the charms menu
Windows logo key + D	Display and hide the desktop
Windows logo key + Alt + D	Display and hide the date and time on the desktop
Windows logo key + E	Open File Explorer
Windows logo key + F	Open Feedback Hub and take a screenshot
Windows logo key + G	Open Game bar when a game is open
Windows logo key + H	Start dictation
Windows logo key + I	Open Settings
Windows logo key + J	Set focus to a Windows tip when one is available. When a Windows tip appears, bring focus to the Tip. Pressing the keyboard shortcuts again to bring focus to the element on the screen to which the Windows tip is anchored.
Windows logo key + K	Open the Connect quick action
Windows logo key + L	Lock your PC or switch accounts
Windows logo key + M	Minimize all windows
Windows logo key + O	Lock device orientation
Windows logo key + P	Choose a presentation display mode
Windows logo key + R	Open the Run dialog box
Windows logo key + S	Open search
Windows logo key + T	Cycle through apps on the taskbar
Windows logo key + U	Open Ease of Access Center
Windows logo key + V	Cycle through notifications
Windows logo key + Shift + V	Cycle through notifications in reverse order
Windows logo key + X	Open the Quick Link menu
Windows logo key + Y	Switch input between Windows Mixed Reality and your desktop
Windows logo key + Z	Show the commands available in an app in full-screen mode
Windows logo key + period (.) or semicolon (;)	Open emoji panel
Windows logo key + comma (,)	Temporarily peek at the desktop
Windows logo key + Pause	Display the System Properties dialog box
Windows logo key + Ctrl + F	Search for PCs (if you're on a network)
Windows logo key + Shift + M	Restore minimized windows on the desktop
Windows logo key + number	Open the desktop and start the app pinned to the taskbar in the position indicated by the number. If the app is already running, switch to that app.
Windows logo key + Shift + number	Open the desktop and start a new instance of the app pinned to the taskbar in the position indicated by the number
Windows logo key + Ctrl + number	Open the desktop and switch to the last active window of the app pinned to the taskbar in the position indicated by the numbe
Windows logo key + Alt + number	Open the desktop and open the Jump List for the app pinned to the taskbar in the position indicated by the number
Windows logo key + Ctrl + Shift + number	Open the desktop and open a new instance of the app located at the given position on the taskbar as an administrator
Windows logo key + Tab	Open Task view
Windows logo key + Up arrow	Maximize the window
Windows logo key + Down arrow	Remove current app from screen or minimize the desktop window
Windows logo key + Left arrow	Maximize the app or desktop window to the left side of the screen
Windows logo key + Right arrow	Maximize the app or desktop window to the right side of the screen
Windows logo key + Home	Minimize all except the active desktop window (restores all windows on second stroke)
Windows logo key + Shift + Up arrow	Stretch the desktop window to the top and bottom of the screen
Windows logo key + Shift + Down arrow	Restore/minimize active desktop windows vertically, maintaining width
Windows logo key + Shift + Left arrow or Right arrow	Move an app or window in the desktop from one monitor to another
Windows logo key + Spacebar	Switch input language and keyboard layout
Windows logo key + Ctrl + Spacebar	Change to a previously selected input
Windows logo key + Ctrl + Enter	Open Narrator
Windows logo key + Plus (+)	Open Magnifier
Windows logo key + forward slash (/)	Begin IME reconversion
Windows logo key + Ctrl + V	Open shoulder taps

Press This Key	To Do This
Ctrl + C (or Ctrl + Insert)	Copy the selected text
Ctrl + V (or Shift + Insert)	Paste the selected text
Ctrl + M	Enter Mark mode
Alt + selection key	Begin selection in block mode
Arrow keys	Begin selection in block mode
Arrow keys	Move the cursor in the direction specified
Page up	Move the cursor by one page up
Page down	Move the cursor by one page down
Ctrl + Home (Mark mode)	Move the cursor to the beginning of the buffer
Ctrl + End (Mark mode)	Move the cursor to the end of the buffer
Ctrl + Up arrow	Move up one line in the output history
Ctrl + Down arrow	Move down one line in the output history
Ctrl + Home (History navigation)	If the command line is empty, move the viewport to the top of the buffer. Otherwise, delete all the characters to the left of the cursor in the command line.
Ctrl + End (History navigation)	If the command line is empty, move the viewport to the command line. Otherwise, delete all the characters to the right of the cursor in the command line.

Press This Key	To Do This
F4	Display the items in the active list
Ctrl + Tab	Move forward through tabs
Ctrl + Shift + Tab	Move back through tabs
Ctrl + number (number 1–9)	Move to nth tab
Tab	Move forward through options
Shift + Tab	Move back through options
Alt + underlined letter	Perform the command (or select the option) that is used with that letter
Spacebar	Select or clear the check box if the active option is a check box
Backspace	Open a folder one level up if a folder is selected in the Save As or Open dialog box
Arrow keys	Select a button if the active option is a group of option buttons

Press This Key	To Do This
Alt + D	Select the address bar
Ctrl + E	Select the search box
Ctrl + F	Select the search box
Ctrl + N	Open a new window
Ctrl + W	Close the active window
Ctrl + mouse scroll wheel	Change the size and appearance of file and folder icons
Ctrl + Shift + E	Display all folders above the selected folder
Ctrl + Shift + N	Create a new folder
Ctrl + Shift + N	Create a new folder
Num Lock + asterisk (*)	Display all subfolders under the selected folde
Num Lock + plus (+)	Display the contents of the selected folder
Num Lock + minus (-)	Collapse the selected folder
Alt + P	Display the preview panel
Alt + Enter	Open the Properties dialog box for the selected item
Alt + Right arrow	View the next folder
Alt + Up arrow	View the folder that the folder was in
Alt + Left arrow	View the previous folder
Backspace	View the previous folder
Right arrow	Display the current selection (if it's collapsed), or select the first subfolder
Left arrow	Collapse the current selection (if it's expanded), or select the folder that the folder was in
End	Display the bottom of the active window
Home	Display the top of the active window
F11	Maximize or minimize the active window

Press This Key	To Do This
Windows logo key + Tab	Open Task view
Windows logo key + Ctrl + D	Add a virtual desktop
Windows logo key + Ctrl + Right arrow	Switch between virtual desktops you’ve created on the right
Windows logo key + Ctrl + Left arrow	Switch between virtual desktops you’ve created on the left
Windows logo key + Ctrl + F4	Close the virtual desktop you're using

Press This Key	To Do This
Shift + click a taskbar button	Open an app or quickly open another instance of an app
Ctrl + Shift + click a taskbar button	Open an app as an administrator
Shift + right-click a taskbar button	Show the window menu for the app
Shift + right-click a grouped taskbar button	Show the window menu for the group
Ctrl + click a grouped taskbar button	Cycle through the windows of the group

Press This Key	To Do This
Windows logo key + I	Open settings
Backspace	Go back to the settings home page
Type on any page with search box	Search settings

 Definition  Of Computer

What is a Computer?

The common meaning of computer words is the calculator. The "compute" term originated from the Latin word computer in English. Calculate the meaning of computer words or calculate. The computer can usually be added, subtracted, multiplied, divided, etc. But in the present age computer definitions have gained a lot of money due to computer versatile use. So the computer cannot be confused with a limited definition.

Another definition of a computer:-

Uses of Computer?

Some of the computers used to work below:-