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a) In multitasking Operating Systems, there are two types of multitasking such as the "Preemptive Multitasking" and the "Cooperative Multitasking". Describe the two mentioned multitasking type and give a reason which of the two is better.
b) Explain the four main functions of an operating system.
c) What is a modem and give two different kinds of modems.
d) There are several different types of threats concerning computer security. Explain two of such threats.
Speed in scientific computing is measured in megaflops, gigaflops, teraflops and petaflops. A megaflop is 10 6 floating point arithmetic operations (+, -, *, /) in one second What
What is write-through protocol? For a write operation using write-through protocol during write-hit: The cache location and the major memory location are updated concurrently.
Q. Explain about RISC ARCHITECTURE? Let's first list some significant considerations of RISC architecture: 1. RISC functions are kept simple unless there is a very good reas
Fingerprint- Biometric computer security systems First of all, fingerprint is the most commonly used biometric technology, because every person has unique fingerprints and the
Q. What do you mean by Interrupts? The term interrupt is an exceptional event which causes CPU to temporarily transfer its control from presently executing program to a separat
Coding advantages of casex or casez By using casex or casez has the following coding advantages: - It reduces number of lines, especially if the number of bits had been m
Q. What do you mean by Software Poll? In this scheme on occurrence of an interrupt, processor jumps to an interrupt service program or routine whose job is to poll (roll call
What are the Features of CISC Processors The standard features of CISC processors are listed below: CISC chips have a large amount of dissimilar and complex instructions.
what are the applications of photochemistry?
composition of two shm in right angles to each other to havingg time period in the ratio 1:2
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