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What would system restore do? Technically what would it do?
simple_anagh
- Aug 13th, 2009
System restore will go back to proper settings our best configuration Point to be notted it deletes all applications installed but not documentations.
indiansysengg
- Dec 11th, 2006
Its is a kind backup utility,which help when the O/s gets corrupted or we lose our setting of O/s .Always this should be enabled in windows so that we can restore the latest settings when we face any problems
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Installing XP and Vista together
What are the advantages and disadvantages of installing XP operating system and Vista operating system on to one computer?
simple_anagh
- Aug 13th, 2009
Installing XP and Vista doesnt have any drawback. Having two OS system helps you to retrive data if one OS crashes then from another OS you can easily reterive the data.
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How to configure RAID controller
How to configure RAID controller in Windows server 2003 standard edtion?
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Resource Allocator
What is the function of resource allocator in Operating System?
kranth.pothuganti
- Aug 19th, 2009
Resource allocator is a module of the operating system that is used to assign the resources to the processes that reqoested those resources in an economical way so that the utilization of resources is optimal.
vimalat
- Jul 28th, 2009
Resource allocator is used to assign the available resource in a economic way. It is a part of the resource management.
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Hidden Files
How to create hidden files in UNIX?
kranth.pothuganti
- Aug 19th, 2009
Unix will treat all the files whose names start with a '.'?as hidden.So you can prevent your files from getting listed by LS command by changing it's name such that it starts with a '.'
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Describe four general strategies for dealing with deadlocks.
nilupul21
- Aug 23rd, 2009
Strategies to dealt with deadlocks are: Ignore deadlock (This is done in systems which are infrequently meeting with deadlocks) Detection and recovering Avoiding deadl...
visitnitya
- Jan 15th, 2008
The four techniques are-1)mutual exclusion2)circular wait3)hold & wait4)no premption
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UNIX GREP Command
How will you find the file in UNIX if you dont know the file name or Extensions using GREP?
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Operating System
What are Batch Operating System and a Time-Sharing Operating System?
pravin_thapa
- Sep 22nd, 2009
Batch operating system are those where we collect similar kind of process make a batch and than submitted to processor to process.
Time sharing where processor jumps between process when a process in its input
session or output session processor jumps to the process which is in process
phase.jsharon
- Aug 29th, 2009
Time-sharing refers to sharing a computing resource among many users by multitasking.Because early mainframes and minicomputers were extremely expensive, it was rarely possible to allow a single user ...
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Multiple Users
How to create the multiple users in Solaris 10 OS?
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Portable UNIX
Why is UNIX more portable than other operating systems?
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Microprocessor Events Sequence
A microprocessor can execute simple machine level instructions. For example: LDA 100 means load the accumulator with the contents of storage location 100. Show the sequence of events when a microprocessor carries out this instruction
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User State Migration Tool
How to use USMT in Windows Server 2003?
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Which is the first operating systems?
hari19784
- Sep 16th, 2007
The GM-NAA I/O input/output system of General Motors and North American Aviation was the first operating system in the history of computer science.[1]It was created in 1956 by Bob Patrick of General M...
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Configure Hard Disk Space
How to configure Hard Disk Space, file system and domain during XP installation?
sholanki
- Feb 14th, 2010
Insert your XP installation CD inside the CD ROM. Reboot your system. Go through the instructions. Make a new clean install of windows. It will ask you for hard disk partition. There you can change the space of each drive and can also make new drives of your desired space.
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Page Fault
When do pagefault occur? Describe the actions taken by the OS when page fault occurs.
venu chowdary
- Apr 6th, 2010
A page is a fixed-length block of memory that is used as a unit of transfer between physical memory and external storage like a disk, and a page fault is an interrupt (or exception) to the software ra...
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Virtual Memory
Now-a-days we can use more than 4 GB as RAM in windows, then we go for virtual memory?
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Operating Systems Virtual Memory
If a system has 128 MB RAM and 1 GB hard Disk, and a process decides to use its fully allotted Virtual Memory 2^32 - 2GB = 2 GB, How is it practically possible?
erdhavalpatel
- Jun 26th, 2010
The basic idea behind the VM is that the combined size of the program, data and stack may exceed the amount of physical memory avaliable for it. The operating system keeps those parts of the program currently in use in main memory and rest on disk. Thanks.
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Diffrence between segmantation and paging
Sujitha_Dhanaraj
- Jul 10th, 2010
Question in reference to VIDYA VENKITESWARAN's answer...In what sense do you say segmentation is visible to the user while paging is not. Can you elaborate on it..Thanks in advance
raj
- Apr 7th, 2007
Paging is a technic which uses fixed size?memory(physical)allocation & segmentation is variable size allocation.paging suffer from internal fragmentation & segmentation is suffer from external fragmentation......
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