Latest Answer: UNIX Windows ...
Latest Answer: Process is program that is in execution, but threads are the division of process in multiple task simultaneously. ...
A real time process is a process that must respond to the events within a certain time period. A real time operating system is an operating system that can run real time processes successfully
Latest Answer: RTS like embedded system work in real time, like robort work on RTS. Windows CE is RTOS. ...
Operating system controls and coordinates the use of the hardware among the various applications programs for various uses. Operating system acts as resource allocator and manager. Since there are many
Latest Answer: User View:
1) OS is designed for the EASE OF USE, an interface between the hardware and
users.
2) For maximizing Resource Utilization: CPU time , memory and i/o is used
efficiently
System View:
1) Resource Allocator
2) Control Program: manages ...
Latest Answer: Windows XP supports NTFS and FAT files but windows 2000 supports only FAT files.WinXP provides file lever security whereas Win 2000 does not. ...
What are the difference phases of software development or software life cycle?Ans Specification of the taskDesign of algorithmsImplementation (coding)Testing and debuggingMaintenance and evolution of the systemObsolescence
Describe different job scheduling in operating systems?
Scheduling is the activity of the deciding when process will receive the resources they request.FCFS: --- FCSFS stands for First Come First Served. In FCFS the job that has been waiting the longest is
Explain briefly about, processor, assembler, compiler, loader, linker and the functions executed by them?
Processor:--A processor is the part a computer system that executes instructions .It is also called a CPU Assembler: -- An assembler is a program that takes basic computer instructions and converts
Micro-Kernel: A micro-kernel is a minimal operating system that performs only the essential functions of an operating system. All other operating system functions are performed by system processes. Monolithic:
Latest Answer: A monolithic kernel has all OS services running within the privileged mode of processor.It has only one address space i.e. kernel space. A micro-kernel uses the CPUs privileged mode only for really core sevices (task scheduling, interprocess communication ...
A virtual memory is hardware technique where the system appears to have more memory that it actually does. This is done by time-sharing, the physical memory and storage parts of the memory one disk when
Latest Answer: Virtual memory is a memory management technique used for handling programs/data files larger than the physical memory of the system.Op.system loads as much data as possible into its main memory (RAM). when it has to load the remaining data (it may be ...
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