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What is preemptive and nonpreemptive scheduling?
Under nonpreemptive scheduling once the CPU has been allocated to a process, the process keeps the CPU unless it releases the CPU either by terminating or switching to the waiting state. Preemptive scheduling can preempt a process which is utilizing the CPU in between its execution and give the CPU to another process.
Write down the basic performance equation? T=N*S/R T=processor time N=no.of instructions S=no of steps R=clock rate
Logical Representations: If all human beings spoke the same language, there would be a much more less misunderstanding in the world. The problem regarding with software engine
How many services are supported by internet? The firewall software assists at least Internet services: HTTP, FTP, Gopher, SMTP and Telnet. DNS name resolution, preferably th
Which two properties are on every validation control? Two properties are:- a) Control to validate b) Error Message.
Explain the concept of variable-partition contiguous storage allocation. Suppose that we have 1024K main memory available in that 128K is occupied through operating system pro
Differentiate the latch and flip-flop? The major difference between latch and FF is which latches is level sensitive whereas FF is edge sensitive. They both need the use of clo
A shell is a program that presents an interface to several operating system functions and services. The shell is so called because it is an outer layer of interface among the user
What are the differences between SIMULATION and SYNTHESIS Simulation synthesis Simulation is used to verify functionality of the circuit.. a) Functional Simulation:stud
How can you display frames (horizontal and vertical lines) in lists? You can show tabular lists with horizontal and vertical lines (FRAMES) using the ULINE command and the syst
Described Instruction or control hazard? Ans: The pipeline can be stalled due to delay in the availability of an instruction. For instance, this may be a result of a miss in t
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