Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
What are the services provided by the operating systems?
Program Development
It provides a variety of services and facilities, such as debuggers and editor, to help the programmer in creating programs.
Program execution
It handles scheduling duties like implementation of programs and loading instruction and data into the main memory. Initializing files and I/O device.
Access to I/O devices
OS provides a uniform interface that covers the inner details, thus that the programmer can access any device using simple read and writes.
Controlled access to files
For multiple users it provides protection system to access the file. It controls the right to use of the system and resources. It protects data and resources from unauthorized users.
Error detection and response
OS provides response that clears both external and internal hardware errors.
Assignment What I'm covering: General control flow fork() execlp() Parameters Makefiles Additional Questions General Control Flow/fork(
1. The City of Boston needs to be about 2 acres of green space per 1,000 persons. You have been hired as the GIS expert by an independent consulting company to determine where the
approaches to identify free memory area in a heap
Q. An operating system sustains a paged virtual memory using a central processor with a cycle time of 1 microsecond. It costs an additional one microsecond to access a page other
SSTF (Shortest Seek Time First) After a demand go to the closest request in the work queue regardless of direction Decrease total seek time compared to FCFS Disadv
List the various file attributes. A file has particular other attributes, which vary from one operating system to another, but typically having of these: Name, identifier, typ
what is unbounded buffer
State the advantage of multiprocessor system? The advantages of multiprocessor system are:- a) Enhanced throughput. b) Economy of scale. c) Enhanced re
Q. What merit is there in having different time-quantum sizes on different levels of a multilevel queuing system? Answer: Processes that require more frequent servicing for ins
FIFO page replacement algorithm with example
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd