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If the OS is just a collection pf programs and if it is executed by the processor just like any other program, is the OS a process? If so, how is it controlled?
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UncaAlby
- Nov 8th, 2008
Yes, it is executed by the hardware like any other program. It controls itself.This is why you have the concept of a kernel, which would be the smallest possible piece of the operating system th...
sk_seeker
- Dec 22nd, 2007
Execution contexts can be of two types: thread/process context OR an Interrupt context. What this means is that to execute code, one has to be in a thread context or a an Interrupt context. OS code or...
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Configure Default Gateway IP in Solaris 9.0
How to configure default gateway IP in Solaris 9.0 and how to view network properties like link speed.
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Set USB Drive Password
How to set a password USB drive (not in BIOS)?
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FDisk
What is the use of fdisk cmd? How to create new file system on unix terminal?
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Restore a Deleted File
How to restore a deleted file in UNIX?
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Create Partition Manually
How to create partition manually while installing Windows XP professional throgh RIS?
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How to access data from other O.S
How can we access data from other operating system while login to another operating system? is it possible? plz help me.
shreekanthss
- Feb 3rd, 2009
If you are logging into linux then you can directly access data from windows xp and all.But linux file system is not visible when you are using xp and all.so u cant access data from linux.i dont know the accessing methods.
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Inter Process Communication
What is pipe for interprocess communication? Explain with one example?
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Windows 2000 Security Features
What are the security features in Windows 2000 OS?
sakthi_kiruthika
- Apr 16th, 2009
Windows 2000 OS contain so many features some of features are:1. Converting NTFS format2. Disabling TCP/IP and IIS3. Securing guest and administrator account4. Creating a local security policy5. Creating groups6. Disable sharing
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Subprogram Calling
What happens in OS when a subprogram is called?(Related hardware registers)
vurukalasc
- Apr 30th, 2009
When a sub program is called all the temporary results are stored in process status word (psw) and the return address is stored in the stack.
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Speed Screen
Explain What is Speed Screen?
rritesht
- May 14th, 2009
Quite simply, SLR is technology built into MetaFrame Presentation Servers and ICA clients that allows users to experience smooth typing in environments where there is high latency between the ICA clie...
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Service Pack and Patches
What is the differences between service pack and patches?
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Dual Core Processor
What is difference between dual core and core 2 duo processors?
rustosubhash
- Jun 8th, 2009
These term are related to speed of processor in the machine ,The Dual core is four ?time faster than the pentium4 and the core 2 duo is two times faster than the dual core, it means core 2 duo is 8 time faster than a pentium4.Subhash patel
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IRQ
What is IRQ?
ROHIT_4444
- Jun 26th, 2009
Stands for "Interrupt Request." PCs use interrupt requests to manage various hardware operations. Devices such as sound cards, modems, and keyboards can all send interrupt requests to the processor. F...
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UNIX Scheduling
Which is the scheduling used by UNIX?
anukriti
- Jul 5th, 2009
FCFS schedulingSJFS (premptive and non premptive)Priority SchedulingRR scheduling!
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Process and a Program
What is the difference between process and program? Is this difference important in single process operating system? Why? Why not?
indu_sweety
- Jul 10th, 2009
Program is passive entity. After executing the program it becomes process, means it is active entity.
ankscorek
- Mar 8th, 2009
Process is a passive entity whereas Program is an active entityProcess can fork out to enable exec of their children.
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Disable Data From Recovery
How to disable and protect private data from recovery?
saif.paktin
- Aug 2nd, 2009
When you plan to delete your personal data from your computer and you do not like to some one recover it back then do this.1. Change the extension of file which you want to delete.Example the file you...
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What do you mean by KERNEL THREADS?
karthika bn
- Aug 4th, 2009
These are the threads that performs thread creation, scheduling and management in kernel space. These are supported directly by os but these are slower than user threads. However, since the kernel is...
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