How to enable shortcut keys in oracle apps

Function	Shortcut Key
Show Shortcut Keys	Ctrl + K
Enter Query	F11
Execute Query	Ctrl + F11
Count Query	F12
Clear Block	F7
Clear Field	F5
Clear Form	F8
Clear Record	F6
Edit	Ctrl + E
Update Record	Ctrl + U
Insert Record	Ctrl + Down
Delete Record	Ctrl + Up
Commit	Ctrl + S
Duplicate Field	Shift + F5
Duplicate Record	Shift + F6
List of values	Ctrl + L
List Tab Pages	F2
Next Field	Tab
Next Record	Down Arrow Key
Next Primary	Key Shift + F7
Next Set of Records	Shift + F8
Previous Field	Shift + Tab
Previous Record	Up Arrow Key
Previous Block	Shift+PageUp
Scroll Down	PageDown
Scroll Up	PageUp
Up	Up Arrow Key
Down	Down Arrow Key
Print	Ctrl + P
Exit	F4
Help	Ctrl + H
Block Menu	Ctrl + B
Display Error	Shift + Ctrl + E