Common keyboard function keys and shortcut keys and DOS commands

Source: Internet
Author: User
Tags clear screen

1 keyboard function keys and shortcut keys

Open the System on-screen Keyboard:

Window key + R, open Run command, enter Osk, return to open.

1.1 keyboard function keys (9)

Serial number

function keys

Description

Role

1

Tab

TAB key

Use tab to indent to the right,

Use Shift + TAB to make the left indent

Adding proper indentation makes our code more uncluttered and readable.

2

Shift

On-File Conversion key

Convert English letters to case,

Convert numbers and special symbols,

Convert IME in English and Chinese.

3

Ctrl

Control keys

Not used alone, and other keys form a combination of fast keys built

4

Alt

The word "alter" abbreviation, Chinese meaning "change".

Not used alone, and other keys form a combination of fast keys built

5

Space

The longest key on the keyboard

Enter a space in text editing;

Confirm the first option in the input method.

6

Enter

Enter

The ENTER key has two functions:

One is to confirm the input execution command ,

The second is in the word processing in the role of the line.

7

Window key

Window logo key

Window key + D fast display desktop;

The window key + run executes the command;

Window key + E to open My computer;

Window key + L lock screen.

8

↑↓←→

Up or down key

Cursor Movement key

Used to quickly move the cursor.

9

PrtSc

Screen hard copy key, PRTSC as printscreen abbreviation

Screen.

1.2 keyboard shortcut keys (6 + 1 supplements)

1) Ctrl + a Select all

2) Ctrl + C copy

3) Ctrl + V paste

4) Ctrl+x cut

5) Ctrl + Z Undo

6) Ctrl+s Save

Add: Ctrl+y redo, will ctrl + Z undo that step, redo the operation.

2 How to open the DOS console

in Win7 For example, how do I open the DOS console?

L Way 1: Start Menu--click All Programs--Find attachments--command prompt

L Way 2: Start Menu--Search programs and files--input cmd--Enter

l Way 3:windows key + r--input cmd--enter "Recommended Way"

3 Common dos commands

for early operation of computer DOS command operation, because the need to remember a lot of commands, not conducive to popularization, later developed into a graphical interface, through the form of mouse-click interface to operate the computer, the bottom of the actual operation is still a DOS command.

1) Drive letter : Enter switch drive letter , such as D:

2) dir enter lists the files and folders in the current directory (dir-->directory)

3) CD folder name enter into the specified directory (cd-->change directory)

4) CD. Return to the previous level directory

5) cd\ return to the root directory

6) CLS return (Clear screen)

7) Exit enter to exit DOS command line

Note: A directory refers to a folder.

                                          

-------------------------the need to master the split line, below the understanding can be-----------------------

MD folder name Enter, create folder (make directory)

Rd folder name Enter, remove folder (remove directory), Note: Empty folder can be deleted directly successfully

del file name. suffix name Enter, delete the specified file; Delete a class of files in the current directory: del *. suffix name return

Notepad creating a file

To delete a folder with content:

RD +/s folder name (asking whether to delete)

RD +/q +/S folder name (delete directly)

"Supplement":

Tab Write complement function

Help view dos commands

↑↓ up and down keys to toggle previously executed DOS commands

Ipconfig view IP Address

Ipconfig-all View the physical address of the laptop network card as the MAC address (the company needs to bind the MAC address)

Ping IP address test whether the network of IP addresses is sending and receiving messages normally

Common keyboard function keys and shortcut keys and DOS commands

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