Please fast because i need answer before 16:00

QUESTION 1

1. By referring to memory management techniques;

1. Explain the difference between fixed partition and dynamic partition.

(4 marks)

2. Discuss TWO (2) advantages and TWO (2) disadvantages of dynamic partition technique.

(4 marks)

2. Based on the information given in the table below, discuss the following memory allocation techniques. Indicate which memory blocks are allocated to each of the three arriving jobs. Support your answer with diagram.

JOB NUMBER	JOB SIZE	MEMORY BLOCK SIZE
JOB 1	155K	255K
JOB 2	314K	290K
JOB 3	287K	350K

1. First-fit

(3 marks)

2. Best-fit

(3 marks)

3. Worst-fit

(3 marks)

3. Using a paged memory allocation system with a page size of 2,048 bytes and an identical page frame size, and assuming the incoming data file is 25,600 bytes, calculate how many pages will be created by the file. Calculate the size of any resulting fragmentation. Explain whether this situation will result in internal fragmentation, external fragmentation, or both.

(3 marks)

(Total: 20 marks)