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Q. What is Master slave kernel?
Master slave kernel: In this model just one of processors is assigned as Master.
The master is in charge for subsequent activities:
i) running the kernel code
ii) handling the system calls
iii) handling the interrupts.
The rest of processors in system run just user code and are known as slaves.
Q. Requirements of decision support system? a) Fast computation A decision maker is able to perform a large number of computations very quickly and that too at a low cost
Compare single bus structure and multiple bus structure? A system that having only one bus(i.e only one transfer at a time) is known as a single bus structure. A system is know
Define cache line. Cache block is used to refer to a set of contiguous address location of some size. Cache block is also referred to as cache line.
Explain the two fundamental models of inter process communication. Two kinds of message passing system are given as: (a) Direct Communication : Along with direct communicat
1. Figure 1 below shows the truth table for five different functions. Each truth table shows the inputs x1, x2 and the desired output d. (a) Write down which of these functions
Translator for low level programming language were termed as? Ans. Translator for low level programming language is called as Assembler.
How are the function code handles in Flow Logic? When the User selects a function in a transaction, the system copies the function code into a specially designated
Data logging This technique involves collecting data automatically using sensors; frequently used when doing scientific experiments or monitoring a system.
Q. Explain about Deadlock Avoidance? To prevent deadlocks two kinds of techniques are used: 1) Static prevention: It employs P and V operators in addition to Semaphores to
For the following, cmd1 and cmd2 are arbitrary UNIX commands, and file1 and file2 are files owned by you. Write UNIX (bash) commands to: (a) Run cmd1 and append its output to f
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