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Explain Real Time Operating System?
Real time operating System:
A real-time operating system has suitably-defined, fixed time constraints. Processing should be done in the defined constraints or else the system will fail. A real time system is seems to function correctly only if this returns the accurate result in any time constraints. Therefore the following features are desirable in a real-time operating system (OS):
1. Multi-tasking in an application
2. Capability to define the priorities of tasks
3. Priority deadline or driven oriented scheduling
4. Programmer defined interrupts.
What is page frame? An area in the main memory that can hold single page is called as page frame.
Q. Addition of array elements using two processors? In this example we have to find sum of all elements of an array A of size n. We will divide n elements in 2 groups of roughl
What are the ways to truncate guard bits? 1. Chopping 2. Von Neumann rounding 3. Rounding procedure.
Q. Describe Ergonomic Keyboards? Ergonomics is the study of environment, conditions as well as efficiency of workers. Ergonomics proposes that keyboard wasn't designed with hum
Data buffering is quite helpful for purpose of smoothing out gaps in speed of processor and I/O devices. Data buffers are registers that hold I/O information temporarily. I/O is pe
Explain the working of a 2-bit digital comparator with the help of Truth Table. Ans. Digital comparator is a combinational circuit which compares two numbers, A and B; and
Which datatype cannot be used to define parameters. Type F datatype is not used to explain parameters.
What is e-brokerage? E-brokerage is an investment house that permits you to buy and sell stocks and get investment information from its Web site.
a. How to use source files in PHP? Define with examples. b. What are benefits of PHP sessions? How is a PHP session formed? c. What is XML and explain its utility? Design an
The disadvantages of specifying parameter assignments using defparam are: - Parameter is essentially specified by the scope of hierarchies underneath which it exists
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