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How to create 0 byte file? How to change the timestamp of a file without opening a file?
prasul
- Dec 26th, 2007
Touch is the same command that is used to create a zero byte file on the server.
anonymous
- Oct 30th, 2007
For 2nd question, use Unix/Linux utility called 'touch'
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What is the name of the program that runs first when the OS boot process start?
prasul
- Dec 26th, 2007
Boot process goes on like BIOS -> POST -> BOOTLOADER -> KERNEL -> INIT -> RUNLEVEL
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Execution of program
Can we execute a program with out installing Operating system? If yes, how it can be done?
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What is the structure of file system.At the time when we create a partition how the blocks are allocated.
itcoll
- Jan 11th, 2008
At the time of buying the hard-disk you will have full 80 GB. but after you format it, you will see that the size is reduced to 78 GB or so. That is bcoz the entire hard disk is divided in to several...
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OS Beep Sounds
What are the different Beep SoundsExplain about Single Beep , Double beeps and Continous Beep
ganesh_mys11
- Jan 14th, 2008
Single beep stands for error in RefreshingDouble Beep stands for error in memoryContinous beep sound tells stands for RAM notworking or RAM properly not inserted in slot
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External Fragmentation
What is segmentation? how does it remove the external fragmentation?
vipul_se
- Jan 28th, 2008
Fragmentation arise due to inefficient use of memory or due to the memory management algorithm.Talking about latest techniques that is used by the present operating system.main memory of a c...
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Grep and awk
What are the difference between grep and awk commands and where can use these in UNIX scripting.
vipul_se
- Jan 29th, 2008
Grep is a simple pattren searching command. if you want to search some pattren in file or database you can search.But you can not work on the field of a file or some operation on that.Awk is like sql ...
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How to set the password in ok promptHow to know the system host name, ip address?If the root user forgets the password, How to enter in system?
eckertd
- Feb 5th, 2008
Guessing you mean the Solaris OpenBoot prompt "ok>"Boot off cd-rom to single use mode (boot cdrom -s), mount your root filesystem to /mnt, cd to /mnt/etc. From there you can view & edit hosts, passwd, shadow files.
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What is UNIX group?
eckertd
- Feb 5th, 2008
Unix groups provide a way to group together user accounts by function, role, department, etc.A user belongs to a primary group, which is typically contained in the /etc/passwd file. A user may a...
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How will you see the number of Hardisk in an solaris operating system
eckertd
- Feb 5th, 2008
The 'format' command will present you with a list of drives attached to the system.Be careful, because this is also where you can set/change partition tables (like fdisk)You could also run 'ls /dev/dsk/c*t*d*s0' - but it will also list cd/dvd drives
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Name a software that allows us to run windows programs on Linux
uniqueraghu
- Feb 6th, 2008
You could use VIRTUALBOX. It is a very compact virtualization software. It is open source. I have been using it on Ubuntu linux and I am running windows xp in virtualbox. Their website is www.virtualbox.org
eckertd
- Feb 5th, 2008
VMWare or Xen would allow you to create virtual machines which you could load the OS of you choice.If you want to run Windows programs within a Linux host, have a look at Wine:http: // www . winehq . org/
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I have Windows2000 server installed on my systemIt gives this message whenever it started Service Control Manager: At least one service/driver failed during system startup. Use Event Viewer to examine the event log for details.how to stop this message to popup plz reply soon...
pllaxman
- Feb 7th, 2008
You need to clear the logs from event viewer.Go to start-settings-control panel-administrative tools-event viewer-click on "system log" which u can see at left side of the windowThen select ...
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Explain the Windows XP, 2000 and 2003 Boot Process?
singhathakur
- Feb 12th, 2008
1.POST 2.The MBR reads the boot sector which is the first sector of the active partition.3.Ntldr locket path of os from boot.ini4.Ntldr to run ntdedetect.com to get information about install...
ganesh_mys11
- Dec 7th, 2007
following are the booting files for xpboot.ini, ntldt, ntdetect.com, ntoskrnl.exe,bootdd.sys, bootsect.dos,hal.dll, system.First there will be pre- boot sequence, it includes the following1.POST(power...
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What is an Open Source OS? List some
Susil Kumar
- Feb 20th, 2008
Open Source OS by itself is self-explanatory. Definition: Open Source OS is any OS which has the source code w...
shwetank21
- Feb 16th, 2008
An operating system that supports a set of principles and practices on how to write softwares whose source code is openly available. There are plenty of examples with the most common of them being LINUX
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What is the state of a process when it is in job queue?
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System is slow
I am working on Windows XP Professional. My system is slow, means when I open any application it takes much time to open. Why?
hpss007
- Mar 10th, 2008
Thier are millions of reasons that your system is slowone is the drives may not be properly fragmentdthe other one is that some of your system files may b corruptthe great one is that u might be under the virus attack.,..........
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Nero 7 CD copying error in windows XP SP2
Hi,I've a problem in nero 7! I was trying to copy datas in a DVD!While I was trying to select the datas to be copied, I got the following error."This action cannot be completed because the other program is busy. Choose 'Switch To' to activate the program and correct the problem".There i was able to view 3 tabs namely Switch To & Retry were the tabs enabled & Cancel tab was disabled.When I press the...
hpss007
- Mar 10th, 2008
This might be due to the virus in the system or may be due to some corrupt files in the installed folder of the neroreinstall the nero may solve the problem but first of all scan your computer for the viruses
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Add Windows Machine to BRU Server
How to add Windows machine on BRU server to restore the data in Windows machine
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OS Threads Pool
Where are the threads pool located in an OS?
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How can we add new user in Unix? Give one example?
cdubet
- Mar 14th, 2008
Adduser (or useradd never remember) commandOr you can patch the /etc/password /etc/shadow ;-)
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