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Q. What are the five main activities of an operating system in regard to process management?
Answer:
a. The creation as well as deletion of both user and system processes
b. The suspension as well as resumption of processes
c. The stipulation of mechanisms for process synchronization
d. The stipulation of mechanisms for process communication
e. The stipulation of mechanisms for deadlock handling
Write a short note on PCB? Every process is represented in the operating system by a process control block also called a task control block. It contains more information regard
Q. Advantages and disadvantages of multiprogramming? Advantages 1. High CPU utilization. 2. It appears that many programs are allotted CPU almost concurrently. D
Under what circumstances would a user be better off using a time-sharing system, rather than a personal computer or single-user workstation? When there are some other users, th
What is the main advantage of multiprogramming? Multiprogramming makes efficient use of the CPU by overlapping the demands for the CPU and its I/O devices from various users. I
what is the meaning
Differentiate between sequential access and direct access method?
What are the different accessing methods of a file? The different types of accessing a file are: Sequential access: Information in the file is accessed sequentially
What is critical section? Every process has a segment code called the critical section, in which the process may be updating tables, changing variables, writing file and etc. W
MDEFINE CRITICAL SECTION
What criteria are important in choosing a file organisation?
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