CHAPTER 8: Operating System Support Quiz

What is the main responsibility of the long-term scheduler in operating systems?

• Admitting new processes for execution

• Managing processes in main memory

• Removing processes from main memory

• Selecting a process from the ready queue

What is the purpose of medium-term scheduling in operating systems?

• Selecting a process from the ready queue

• Admitting new processes for execution

• Managing processes in main memory

• Temporarily removing processes from main memory

What is the swapping process in memory management in operating systems?

• Moving processes from secondary memory to main memory

• Moving processes from main memory to secondary memory

• Allocating memory to processes based on their needs

• Compacting memory to free up space

What is the main characteristic of variable partitioning in memory management?

• Memory is divided into variable-sized partitions

• Memory is allocated to specific processes

• Memory is divided into fixed-size partitions

• Memory remains fixed throughout the execution

What is the main characteristic of fixed partitioning in memory management?

• Memory is divided into variable-sized partitions

• Memory is divided into fixed-size partitions

• Memory remains fixed throughout the execution

• Memory is allocated to specific processes

What is the main purpose of the operating system as a resource manager?

• Minimize CPU utilization

• Manage resources for movement, storage, and processing of data

• Maximize memory utilization

• Maximize CPU utilization

What is the main function of the operating system in a time-sharing system?

• Share processor's time among multiple users

• Maximize CPU utilization

• Maximize memory utilization

• Minimize CPU utilization

What is the main function of the operating system in an interactive system?

• Batching user's program with others

• Maximize memory utilization

• Direct interaction with the computer

• Share processor's time among multiple users

What is the main function of the operating system in error detection and response?

• Providing a convenient interface for using the system

• Masking hardware details from the programmer

• Maximize memory utilization

• Detecting and responding to errors

In a multiprogramming environment, what is the primary purpose of switching between programs during execution?

• A. To increase the clock speed of the CPU.

• B. To allow each program to make progress while waiting for I/O operations.

• C. To allocate more memory to the currently running program.

• D. To prioritize one program over others based on its execution time.