QUIZ NUMBER 3

1.) WHAT ARE THE MAJOR ACTIVITIES OF THE O.S WITH REGARDS TO PROCESS MANAGEMENT.

• Process creation and deletion
• Process suspension and resumption
• Provision of management for:
• Process synchornization
• Process communication
• Deadlack handling

2.) WHAT ARE THE MAJOR ACTIVITIES OF THE O.S WITH REGARDS TO MEMORY MANAGEMENT.

• Keep track of w/ parts of memory are curently being used and by whom.
• Decide w/c porcess to load when memory space becomes avalable.
• Allocate and dellocate memory space as needed.

3.) WHAT ARE THE MAJOR ACTIVITIES OF THE O.S WITH REGARDS TO SECONDARY-STORAGE MANAGEMENT.

• Free space management.
• Storage allocation.
• Disk scheduling.

4.) WHAT ARE THE MAJOR ACTIVITIES OF THE O.S WITH REGARDS TO FILE MANAGEMENT.

• File creation and deletion.
• Directory creation and deletion.
• Support of primitives for manipulating files and directories.
• Mapping files onto secondary storage.
• File backup on stable (volatile) storage media.

5.) WHAT IS THE PURPOSE OF THE COMMAND INTERPRETER

• Serves as the interface between the user and the operating system.
• User friendly, mouse based windows environment in the macintosh and in microsoft windows.
• Many command are given to the operating system by control statement with deals.
• Program that read and interpreters control statements is called variously.