Day02——Introduction to Computer

Day02——Introduction to Computer

Windows commonly used shortcut keys

• Text shortcut

1. Copy: Cltr + C
2. Paste: Cltr + V
3. Cut: Cltr + X
4. Cancellation: Cltr + Z
5. Select all: Cltr + A
6. Save: Cltr + S

• Desktop shortcuts

1. Close the current window: Alt + F4
2. Permanently delete files: Shift + Delete
3. Open the command window: win + R
4. Open my computer: win + E
5. Open task manager: Ctrl + Shift + Esc
6. Task perspective: win + Tab
7. Back to the desktop: win + D
8. Quick search: win + S

Basic Dos commands

Open Dos: win + R and enter "cmd" or win + S to search for "cmd (command prompt"

• Switch drive letter: drive letter name + (English) colon

  ​ Example: D:

• View all files in the directory: dir (directory)

• Change directory: cd (change directory)

  Use the cd command to switch the drive letter: cd + /d (parameter) + drive letter name + (English) colon

  Back to the previous level: cd...

• Clear the screen: cls (clear screen)

• Exit the terminal: exit

• Check the computer ip: ipconfig

• Open the computer application:

  1. Calculator: calc
  2. Drawing: mspaint
  3. Notepad: notepad

• ping command:

  ​ ping + URL

  Example: ping www.baidu.com

• File operations (md, rd, cd>, del)

1. Create folder: md + folder name
2. Create a file: cd> +file name. suffix

​ 例：cd>a.txt

3. Delete file: del + "space" + file name. file suffix

​ 例：del a.txt

4. Delete folder: rd + "space" + folder name