Operating System : Types of System Calls

Types of System Calls are:-

1. Process Control

• end, abort
• load, execute
• create process, terminate process
• allocate and free memory
• get process attributes, set process attributes

2. File management

• Create file, delete file
• Open, close
• Read, write, reposition
• Get file attributes, set file attributes

3. Device management

• Request device, release device
• Logically attach and detach devices
• Read, write, reposition
• Get device attributes, set device attributes

4. Communication

• Create, delete communication connections
• Send, receive messages
• Transfer status information
• Attach or detach remote devices