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Q. List the four steps that are essential to run a program on a completely dedicated machine.
Answer:
a) Reserve machine time
b) Manually load program into memory
c) Load starting address and begin execution
d) Monitor as well as control execution of program from console
simulate hole allocating ahogrithm
How does user specify block to be fetched in direct access? By specifying the relative block number, relative to first block in file, which is block 0.
What is the purpose of system calls? System calls permit user-level processes to request services of the operating system.
how do you calculate page faults
bootstrap
Scalability Scalability is the ability of the system to adapt to increased service load. A scalable system will respond more gracefully to increased load than a non scalable on
What is sector sparing is proper definition
What are the phases of background processing? Phases are:- Job Scheduling. Job Processing. Job Overview.
distinguish between dynamic and fixed partitioning
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