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What are the three main activities of an operating system in regard to memory management?
Keep track of which parts of memory are now being used and by whom.
Decide which processes are to be loaded into memory when memory space becomes available.
Allocate and deallocate memory space as required.
protection in operating system
In which page replacement policy Balady’s anomaly occurs? FIFO (First in First Out)
What is sector sparing is proper definition
Define Virtual memory Virtual memory is employed in all major commercial operating systems
Describe the following allocation algorithms: a. First fit b. Best fit c. Worst fit a. First-fit: search the list of available memory and all
Explain the Types of System Calls The major types of system calls are like this: a. Process Control: These types of system calls are employed to control the processes.
Developing an application for android encompass different steps as follows: Setup: Development environment is prepared during this phase. This includes downloading and installi
Q. Consider a calculating environment where a process is given the privilege of accessing object only n times. Suggest a scheme for implementing this policy. Answer: Add an i
Define dynamic loading. To obtain better memory-space utilization dynamic loading is used. With dynamic loading, a routine is not loaded until it is called. All routines are ke
draw a state diagram showing the transissions of a process from creation to termination
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