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OS process management
what is the difference between UNIX and windows in process management
anupam_vats
- Jun 12th, 2008
unix process is open for locking and windows pm blocked , you cant change anything.regardsAks
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What's new in Windows 2008 server?
What is deference windows 2000 server and windows 2003 server?What is deference windows 2000 pro and windows xp pro?what is new in windows 2008 server?
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How we can say unix has greater flexibility than windows?
rakesh trichy
- Oct 10th, 2008
UNIX is also a very flexible operating system, both for system administrators and users. Program names can be changed, aliases can be defined. Arguments to programs can also be changed. New programs c...
rakesh trichy
- Oct 10th, 2008
Unix is more flexible and can be installed on many different types of machines, including main-frame computers, supercomputers and micro-computers. Unix you have in general the option of using either ...
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Starvation
What is Starvation? How starvation is avoided in UNIX and WINDOWS Operating System?
raj_smart
- Jul 2nd, 2009
The solution to starvation is to include the process of "Aging". The idea is to change the priority of a process as a time goes by. This can be done by reducing the priority of higher priority processes or by raising the priority of starved processes.
karan_gtnit
- Feb 22nd, 2009
Starvation takes place when a low-priority process does not get CPU time bcoz of higher priority? processes keep coming.this can be removed by "AGING"In this A Process waiting for a particular time i...
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Memory Protection
Why do we need memory protection and how the protection is eccomplished by the CPU?
G.Simon
- Jan 4th, 2013
The following Segment Registers are used to protect the Memory of CPU. It is related to Memory layout. such as stack, heap, code and Data of a process. segment registers: CS contains the segment of t...
fordownload85
- Aug 15th, 2009
This is done by using registers we have some thing called fence registers
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Device driver failure
when you are troubleshooting a device driver failure on a windows vista computer and it is preventing the OS to lad properly, the current drivers are stored in a network share. would you use the safe mode with networking?
santoshbhima
- Jan 25th, 2011
When the device is taking input but not respoding means the device driver got corrupted
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What is DHCP Relay Agent?
Suthakar
- Dec 4th, 2012
We use DHCP Relays when DHCP client and server don't reside on the same (V)LAN, as is the case in this scenario. The job of the DHCP relay is to accept the client broadcast and forward it to the server on another subnet.
Sandhya.Kishan
- Mar 14th, 2012
It is a Bootstrap Protocol that relays DHCP(Dynamic Host Configuration Protocol) messages between clients and servers for DHCP on different IP Network.using DHCP in a single segment network is easy. I...
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Advantages of having seperate queues
Describe the advantages of having a separate queue for Print I/O and for Disk I/O
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I do not understand what is the use of hub?
prax82
- Dec 23rd, 2014
Hub is networking device used to connect or prepare small LAN such as home network. this will scale well in case where 5 to 10 systems need to be connected. as it is not intelligent device can not be used in bigger networking
Rahman
- Dec 18th, 2014
Hub is a small device which is used as connectivity device between computer to computer and printer vice verse , if computer is transferring the data to particular another computer it transfer in broadcast
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Integration / Relation Between Active Directory and DNS
What is the integration / relation between Active Directory and DNS
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What is use of ntbootdd.sys file?
mcsepramod
- May 31st, 2008
The Ntbootdd.sys file is not required if the SCSI adapter has INT 13h BIOS support. The Ntbootdd.sys file is a renamed copy of the SCSI device driver located in the root folder. This file is also used with Windows NT Startup floppy disks.
Deepak Bansal
- Sep 11th, 2006
This file is used when you have a scsi drive, basically this file stores the scsi driver if it is not available with windows os
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What is starvation and aging?
Starvation: Starvation is a resource management problem where a process does not get the resources it needs for a long time because the resources are being allocated to other processes. Aging: Aging is a technique to avoid starvation in a scheduling system. It works by adding an aging factor to the priority of each request. The aging factor must increase the request’s priority as time passes and...
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What is a Real-Time System?
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
adeshgupta123
- Jul 24th, 2009
RTS like embedded system work in real time, like robort work on RTS. Windows CE is RTOS.
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What is the state of the processor, when a process is waiting for some event to occur?
Waiting state
00elton00
- Aug 5th, 2007
If the process is waiting for something to occur, then the process, and not the processor, should be in the waiting state.The processor would be scheduled to any other ready process, and if none is present, the the processor would be in the idle state.
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What is page fault?
manishtripathi
- Mar 11th, 2010
The number of times that data had to be retrieved from the page fileon the hard disk because it had been paged out ofphysical memory. Windows uses a page file storedon the hard disk to aug...
younus_syed
- Jun 26th, 2008
If an application requires more physical memory it uses swap memory. Page out means moving some data and address space of physical memory to hard disk.A page fault happens when a system tries to access data in memory that has been paged out to disk.
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Define task and TCB?
pbchaudhari
- Aug 26th, 2007
A Process Control Block (PCB, also called Task Control Block or Task Struct) is a data structure in the operating system kernel containing the information needed to manage a particular process. The PCB is "the manifestation of a process in an operating system"
amit
- Oct 16th, 2006
Task control block that hold all information related to task
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What is the main component of operating system?
gokulnithish
- Jun 8th, 2010
There are three main components:1. Control Programs 2. Sytem Service Programs 3. Utility Programs 1. Control Programs Control & maintain the operation of computer Initial program loader (IPL)...
rakesh trichy
- Oct 11th, 2008
There are three main components:1. Control programs2. Sytem Service Programs3. Utility programs
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What are the difference between FAT32 and NTFS?.
thukral.rahul
- Jan 12th, 2010
NTFS stands for new technology file system. It is an advancement over the FAT12, FAT16 and FAT32 versions of the file system used in windows earlier.In NTFS, theoritical it can store a file as large a...
viren_VRS73
- Aug 5th, 2008
NTFSOperting System - Windows 2000, Windows XP, Windows 2003 Server and Windows VistaMax Volume Size - 2TBMax Files on Volume - Nearly UnlimitedMax File Size - Limit Only by Volume SizeMax Clusters Nu...
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