Real time operating system, Operating System

Assignment Help:

PART A

Question 1

Using your own words, explain what a continuous random variable and a continuous probability density function are. Give examples.

Question 2

Given that x is a continuous random variable, with the probability density function

F(x) =1/2-x/8, 0x < 3.

Question 3

A set of final examination marks in an accounting course appear to be normally distributed with a mean of 64 and a standard deviation of 8.

a) What is the probability of getting a mark of 75 or less on this exam?

b) What is the probability of getting a mark of more than 85 on this exam?

c) What is the probability of students scoring between 85 and 100?

d) 70% of the students have a mark higher than what mark?

e) 25% of the students have a mark less than what mark?

PART B

Question 1

List the basic functions of an operating system.

Question 2

Explain what virtual memory is. Give an example of a program that may need a lot of memory for data.

Question 3

What is multi-tasking and multi-programming? Explain the difference.

Question 4

What is a Real Time Operating System? Explain.

Question 5

What is the difference between application software and system software?

Related Discussions:- Real time operating system

Illustrate the function of loader, Q. Illustrate the function of Loader? ...

Q. Illustrate the function of Loader? A loader is a routine which loads an object program and prepares it for execution. There are many loading schemes: relocating, absolute an

Explain the different multithreading models, Question 1: a) Briefly exp...

Question 1: a) Briefly explain each of the following terms: (i) Distributed systems. (ii) Real time systems. (iii) Multiprocessor. b) What is the impo

Structures for a file''s data, Q. Likewise some systems support many types ...

Q. Likewise some systems support many types of structures for a file's data while others simply support a stream of bytes. What are the merits in addition to demerits? Answer:

Need of shift alteration in critical section problem?, Explain with an exam...

Explain with an example the need of Shift Alteration in critical section problem? Consider processes P i and P j and consider the algorithm for P i and P j .

Define the tlsfree(tlsindex) function, Define the TlsFree(TLSIndex) Functio...

Define the TlsFree(TLSIndex) Function This function should be called to free a TLSindex allocated by TlsAlloc. It would be executed when there are no more threads in a process

Contiguous-memory allocation, Compare contiguous-memory allocation with pur...

Compare contiguous-memory allocation with pure paging in the following aspects: 1. In support of dynamic memory allocation: most systems allow programs to allocate more memory t

Explain the performance of demand paging, Performance of demand paging ...

Performance of demand paging Demand paging can have an important effect on the performance of a computer system. As long as there are no page faults, the effective access time

What inference does recovery in distributed systems, Q. Consider a distrib...

Q. Consider a distributed system with two sites A and B. Consider whether site A can distinguish among the following: a. B goes down. b. The link between A and B goes down.

Deadlock involving only one single process, Is it probable to have a deadlo...

Is it probable to have a deadlock involving only one single process? Describe your answer. Answer: No This pursue directly from the hold-and-wait condition.

Explain the spawnvp function used in the netware, Explain the Spawnvp Funct...

Explain the Spawnvp Function used in the netware Spawnvp(flags, execNmae, argv) This function executes similarly to spawnlp( ) except that parameters are passed as a v

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages