Some use full comands in turbo C

Alt+F9 = Compile 

Ctrl+F9 = Compile+Link+Run

Basic Cursor Movement Commands.

Character left          Left
Character right         Right
Line up                 Up
Line down               Down
Scroll up               Ctrl-W
Scroll down             Ctrl-Z
Page up                 PgUp
Page down               PgDn

Quick Cursor Movement Commands.

Beginning of line           Home
End of line                 End
Beginning of file           Ctrl Home
End of file                 Ctrl End

Insert and Delete Commands.

Insert Mode On/Off          Insert
Delete line                 Ctrl-Y

Block Commands.

Mark block begin            ctrl-KB
Mark block end              ctrl-KK
Copy marked block           ctrl-KC
Move marked block           ctrl-KV
Delete Marked Block         ctrl-KY
Write block to file         ctrl-KW
Read from a file            ctrl-KR
To unmark the block         ctrl-QY

Miscellaneous Commands.

Load file                          F3
Save                               F2
Quit TurboC                        alt-X
Find                              ctrl-QF
To add watch                      ctrl+F7

To find meaning of key word        ctrl+F1

To save the program                F2

To open the file                   F3

Undo                               Alt+BkSp

Redo                               Shift+Alt+BkSp

Close                              Alt+F3

User screen                        Alt+F5

Trace into                         F7

Step over                          F8