What are the basics of computer typing?
Basics of computer typing
1, the role of the keyboard
The keyboard can enter letters, numbers, punctuation, you can use the arrow keys to move the cursor pointer, the keyboard is sometimes more rapid than the mouse operation.
2, the layout of the keyboard
The keyboard is mainly composed of letter keys, twenty-six letters of the alphabet arranged in three rows, so the fingers should be up and down to flexibly expand and contract, the longest key is the space bar, with a horizontal arrow labeled Enter is the Enter key, Enter is often OK, line feed, the implementation of the meaning of the upper-left corner of the ESC key is generally canceled, the role of the exit.
Four rows of up, down, left and right arrow keys can move the cursor, the cursor is a flash of a small black vertical line, also known as the insertion point, there is this vertical line in order to enter text.
3, keyboard operation
The basic essence of keyboard operation is two-handed, blind typing, two-handed refers to the left hand to manage the left half of the keyboard, the right hand to manage the right half of the keyboard to G and H as the demarcation line,
Blind typing refers to the position of the letters are memorized, the eyes look at the screen when typing, the fingers of the keystrokes, without the eyes to help find the keys;
Eye help find the keys;
Typing correct posture:
1, the upper body to keep straight. Hunching over benefits cause spinal injuries.
2, the upper arm lightly against the body, natural sagging.
3. Your lower arm is about 90 degrees from your upper arm when you extend it. Adjust the seat height and the distance between your body and the keyboard if necessary.
4. The elbows should be supported and not hang straight.
5. Fingers are naturally curved and relaxed, not taut.
6, typing lightly on the keyboard, do not over-exert yourself.
7. Wrists and upper arms are as straight as possible. Long-term external bending will cause cumulative damage.
8. Give your hands a break every once in a while.
Share the basics of computer keyboard functions What are the basics of computer keyboard functions
1, single-key functions. (1) [Esc] cancel the line where the cursor is, but does not delete the contents of the memory, in different environments have different uses. (2) [F1] in the DOS operating system, press F1 will usually appear to help options, in the windows operating system, if you are in a selected program press F1, help will often appear. (3) [F2] If you select a file or folder in Explorer, pressing F2 will rename the selected file or folder. This is equivalent to right-clicking and selecting Rename. (4) [F3] Pressing F3 in Explorer or on the desktop searches for files in a folder, and similarly, pressing it in Windows MediaP brings up the “Add to Media Library by Searching Computer” window. (5) [F5] F5 is the refresh key, which is used to refresh the contents of the current window in IE or Explorer. This is a very convenient shortcut, when inserting a new floppy disk is the screen display is still the contents of the previous floppy disk, just need to press F5 to refresh the screen you can see the contents of the floppy disk just inserted. (6) [F6] can quickly locate the address bar in Explorer and IE.
2. Key combinations. (1) [ALT + Enter] to display the properties of the selected object. (2) [ALT + Tab] if too many open windows, this key combination can be in a window to display the name and icon of all the windows currently open, select the window you wish to open, release this key combination can be. And alt + tab + shift key can be reversed to display the currently open window. (3) [ALT+F4] Close the active item, or exit the active program. (4) [Shift+Del] permanently deletes the selected item without placing it in the Recycle Bin.
3. Windows key. Press Windows alone to show or hide the “Start” menu, Windows + E: open the “Explorer”; Windows + D: show the desktop and hide the desktop; Windows + BREAK: Show Windows+BREAK: display the “System Properties” dialog box; Windows+R: open the “Run” dialog box; Windows+M: minimize all windows, etc.
4. Regular keyboard shortcuts. Shift+Delete permanently deletes the selected item without placing it in the Recycle Bin. Press CTRL when dragging an item to copy the selected item. CTRL+SHIFT while dragging an item creates a shortcut to the selected item; CTRL+Right moves the insertion point to the start of the next word; CTRL+Left moves the insertion point to the start of the previous word.
5, dialog box shortcuts. Ctrl + Tab to move forward between tabs; Ctrl + Shift + Tab to move backward between tabs; Tab to move forward between options; Shift + Tab to move backward between options. ALT + underlined letters to execute the corresponding command or select the corresponding option. Enter executes the command corresponding to the active option move or button.