OS - Assessment 06

Which of the ff are true about Memory Management?

• it is the process of controlling and coordinating computer memory

• it assigns portions called blocks to various running programs to optimize overall system performance

• it involves allocating and deallocating memory space as needed

• it ensures that different processes do not interfere with each other

Which are the reasons why memory management is important?

• It is crucial for maintaining system stability

• It prevents crashes and errors

• It optimizes resource utilization

• It is an unnecessary feature of OS

MMU stands for ---- MANAGEMENT UNIT

(a)  

Which feature of MMU translates virtual addresses to physical addresses using a page table?

• Address Translation

• Memory Protection

Which feature of MMU provides memory protection by checking if a program is authorized to access a certain memory location?

• Address Translation

• Memory Protection

Which Memory Allocation Algorithm allocates the first available block of memory?

• First First

• Best Fit

• Worst Fit

Which Memory Allocation Algorithm allocates the smallest available block of memory?

• First First

• Best Fit

• Worst Fit

Which Memory Allocation Algorithm allocates the largest available block of memory?

• First First

• Best Fit

• Worst Fit

It is a technique used by operating systems to effectively expand the amount of available memory in a computer.

(a)  

What do you call the process when the operating system copies a portion of the required memory from the hard disk into RAM?

• Swapping

• Paging

• Managing