OS - Memory Management

The principal operation of memory management is to bring processes into main memory for execution by the processor.

• true

• false

A physical address is the location of a word relative to the beginning of the program and the processor translates that into a logical address.

• true

• false

The best-fit algorithm is usually the worst performer.

• true

• false

All segments of all programs must be of the same length.

• true

• false

Segmentation does not eliminate internal fragmentation.

• true

• false

The task of subdividing memory to accommodate multiple processes is carried out dynamically by the operating system and is known as ___________ .

A __________ is a variable length block of data that resides in secondary memory.

In a practice known as _________ , the program and data are organized in such a way that various modules can be assigned the same region of memory with a main program

responsible for switching the modules in and out as needed.

A fixed length block of data that resides in secondary memory is a __________ .

A _________ is a fixed length block of main memory.