Consider a computer whose RAM has the following memory partition: 4K, 8K, 20K, 2K. At time T, a snapshot of the process queue is taken and is given below. Queue Head Tail Process PO P1 P2 P3 P4 P5 P6 P7 Memory 2K 14K 3K 6K 6K 10K 7K 20K Usage time 4ms 10ms 2ms 8ms 4ms 1ms 8ms 6ms If the processes are allocated using FCFS algorithm with best-fit memory allocation, calculate the time at which P6 finishes its execution. Assume there is no additional time overhead for allocating these processes.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
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Consider a computer whose RAM has the following memory partition: 4K, 8K, 20K, 2K.
At time T, a snapshot of the process queue is taken and is given below.
Queue
Head
Tail
Process
PO
P1
P2 P3
P4
P5
P6
P7
Memory
2K
14K
3K
6K
6K
10K 7K
20K
Usage time
4ms 10ms 2ms 8ms 4ms 1ms 8ms 6ms
If the processes are allocated using FCFS algorithm with best-fit memory allocation,
calculate the time at which P6 finishes its execution. Assume there is no additional time
overhead for allocating these processes.
Transcribed Image Text:Consider a computer whose RAM has the following memory partition: 4K, 8K, 20K, 2K. At time T, a snapshot of the process queue is taken and is given below. Queue Head Tail Process PO P1 P2 P3 P4 P5 P6 P7 Memory 2K 14K 3K 6K 6K 10K 7K 20K Usage time 4ms 10ms 2ms 8ms 4ms 1ms 8ms 6ms If the processes are allocated using FCFS algorithm with best-fit memory allocation, calculate the time at which P6 finishes its execution. Assume there is no additional time overhead for allocating these processes.
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