MCQ Exam - CO3

A process of 120 KB is loaded into a 150 KB partition. How much internal fragmentation occurs?

• 20 KB

• 30 KB

• 10 KB

• None

Convert 512 KB to bytes.

• 512000

• 524288

• 500000

• 102400

Identify the external fragmentation if holes are: 100 KB, 300 KB, 150 KB and process = 200 KB

• 150 KB

• 100 KB

• 50 KB

• 450 KB

Explain why Best Fit leads to more fragmentation than First Fit with example: 200 KB process

• Fits smaller holes

• Uses biggest hole

• No fragmentation

• Always optimal

Choose the most suitable hole for 125 KB process among using Best Fit

• 130 KB

• 140 KB

• 200 KB

• None

Apply First Fit for a 320 KB process on holes: 300 KB, 350 KB, 400 KB

• 350 KB

• 300 KB

• 400 KB

• None

Determine internal fragmentation when 3 processes use partitions of 256 KB, with sizes 240 KB each

• 16 KB

• 48 KB

• 36 KB

• 32 KB

Memory allocation strategy causing least fragmentation

• First Fit

• Best Fit

• Worst Fit

• Random Fit

Memory allocation technique that wastes more memory but faster

• Best Fit

• Worst Fit

• First Fit

• Next Fit

Component resolving external symbols at runtime in dynamic linking

• Loader

• Compiler

• Dynamic Linker

• Assembler