Below are keyboard shortcut keys in Oracle Apps 11i. Use these to flaunt your skills in apps.. 
Trust me when you do this in front of clients it works like magic 🙂
- F4 Exit
- F5 Clear Field
- F6 Clear Record
- F7 Clear Block
- F8 Clear Form
- F11 Query Enter
- F12 Count Query
- Ctrl + S Save
- Ctrl + L List of Values
- Ctrl + F11 Query Run
- Ctrl + E Edit
- Ctrl + Up Delete Record
- Ctrl + Down Insert Record
- Ctrl + P Print
- Ctrl + U Update Record
- Ctrl + B Block Menu
- Ctrl + K Display list of Keys
- Shift + F5 Duplicate Field
- Shift + F6 Duplicate Record
- Shift + F8 Next Set of Records (Same as Page Down)
- Shift + Page Down Next Block
- Shift + Tab Previous Field
- Shift + Page Up Previous Block
- Shift + Ctrl + E Display Error
- Page Down Scroll Down (Same as Shift + F8)
- Page Up Scroll Up
- Tab Next Field
- Down Arrow Next Record
- Up Arrow Previous Record
- Return Return