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Question:
a) Illustrate with the help of a diagram, the difference between two tier and three tier architectures.
b) Explain in what kind of environment, a peer to peer environment is preferred rather than a client/server. Give reasons for your choice.
c) What do you understand by scripting? Is scripting important, justify your answer.
d) List the two types of extensions in which scripts are saved.
Q. How Program execute in operating system? Program execution- The operating system fills the contents (or sections) of a file into memory as well as begins its execution. A us
Write a note on semaphores A semaphore is a tool meant for synchronizing multiple processes trying to access a shared variable. That is a semaphore is used to deal with the cri
Q. Define Input - Output operations? Serial lines, Disks, tapes and other devices should be communicated with at a very low level. The user require only specify the device and
Explain Formal Language Grammar A formal language grammar is a set of formation rules which explain which strings formed from the alphabet of a formal language are syntacticall
8(5-3)-20=
Define a state which is not a fundamental process state Answer: Blocked state is not a fundamental process state
Direct communication With direct communication each process that requires to communicate must explicitly name the recipient or sender of the communication. The send and receive
What is the main difficulty that a programmer must overcome in writing an operating system for a real-time environment? The main difficulty is keeping the operating system with
Explain Rehashing to Handle Collision Rehashing: Re-hashing schemes make use of a second hashing operation while there is a collision. If there is an additional collision, we
Q. Why might a system utilize interrupt-driven I/O to manage a single serial port however polling I/O to manage a front-end processor such as a terminal concentrator? A
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