The layer between your hardware and software. It manages disk input/output, memory allocation, graphic acceleration, hosting device drivers and various other resources.

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2answers
55 views

What does “Free” mean when talking about software? [closed]

People always said that Microsoft Windows operating system is not free. What is it mean when it is not free?
1
vote
1answer
250 views

Running multiple OS on a desktop without a host OS [closed]

Is it possible to run multiple OS a desktop parallely? I mean without rebooting. Is it possible by "bare metal virtualization"?
0
votes
2answers
58 views

Switch new hard drive with old hard drive (containing files)

So my old pc is dead. I took off the HDD cause my files are in there. I have this new pc but the hdd is only 80gb. There are no important files in there so i can just throw it away. I want to switch ...
-1
votes
2answers
75 views

On modern multicore systems, why doesn't the OS let the user decide which core to use for which application?

Wouldn't it be efficient for the user to be able to assign a certain core to a certain application on modern multicore systems?
1
vote
0answers
68 views

Huge file input/output

My question is a bit general, but the application is very practical. I wonder, how does system (Linux in particular, but general mechanisms are interesting too) handles reading/writing of huge (larger ...
0
votes
1answer
114 views

What does dynamic vs static linking

When it is said that in dynamic linking the linker resolves the addresses of shared libraries at run time, does that mean the same linker that is used in static linker is called at run time? For ...
0
votes
0answers
106 views

How to make bootable recovery pendrive from recovery CDs

I have my Windows 7 back up on 3 recovery DVDs , how do I make bootable recovery pendrive from them, since my CD reader is not working I am unable to use this DVDs to recover my OS. PS: I have another ...
2
votes
1answer
866 views

Error Loading VB 6 Project In Windows 7 - MSComCtl2

I can't open my VB6 project on any Windows 7 machine. I did a clean OS install on a machine. The OS is Windows 7 Pro SP1 32 bit. All I have installed on this machine is VB6 Enterprise and Office 2007 ...
-2
votes
2answers
64 views

Windows system partition purpose

Is a system partition just the partition on which the windows OS is installed and nothing more than that. What other purposes does it have? What happens if I fill it up with data, will the system ...
2
votes
1answer
2k views

Linux: Kill process on specific port

How to kill a process if its port is known? For example if a process is running at port 12345 then how it can be terminated in linux/ubuntu.
-7
votes
2answers
997 views

What does corei5 and corei7 processor mean? [closed]

I don't find any difference working on corei5 or corei7 processors.Can anyone explain in terms of performance,What are the differnces?
1
vote
2answers
125 views

What type of file is an operating system?

I've been looking up information about operating systems lately, and have yet to find an answer to this question. What type of file is an operating system? Would it be an application(.exe), some ...
1
vote
0answers
107 views

Programmatically uncheck Show Unzipped Files option for Winzip

I am in need of setting the “Show Unzipped Files” under Home > Unzip options to unchecked for the Winzip 16.5 . The default installation of winzip MSI set the “Show Unzipped Files” options as checked ...
10
votes
2answers
556 views

Running Homemade Operating System

Starting out with an operating system you wrote, how could you run it and test it on a computer? Would you have to delete the current operating system that is being used, or could you run one ...
0
votes
1answer
102 views

Is it legal to installing Windows 8 System Builder to my laptop

My laptop has Windows 7 currently and checked the store to buy Windows 8. There are two kind of media. One is System Builder and second is Upgrade. Upgrade costs more that System Builder. Can I just ...
0
votes
2answers
158 views

Can turning off a computer while an OS is running damage the RAM

The question pretty much says it all. I had a problem with RAM and bought new ones. Theoretically, what else could cause RAM problems that can be avoided?
0
votes
1answer
218 views

Will Windows Embedded Compact 2013 run in real time with Microsoft Virtual PC?

Is it possible to dual boot or use Microsoft Virtual PC to run Windows Embedded Compact 2013 on my current Windows 7 Intel PC? How will the real time system execute in these scenarios?
-2
votes
2answers
65 views

Can anyone explain me about shared memory in an OS [closed]

Can anyone explain me how is shared memory related to the operating system? Recently I am seeing it mentioned frequently. What does it exactly mean ? It is a part of memory in RAM ?
-3
votes
1answer
185 views

Are there any physical causes that slow down computer? [closed]

I recently reinstall the OS in my Windows but it seems that the computer is slower than when I've just bought it new. I thought reinstalling OS would reset the computer to the initial speed. Are there ...
-2
votes
1answer
36 views

Can we have drives on Harddisk in Linux like windows?

Can we have different drives on Linux as windows ? In windows I can found the different drives by clicking the MyComputer Icon , and even i can know the disk capacity of that drive. Same thing I ...
-7
votes
3answers
254 views

where the installed programs are actually stored? [closed]

I have a confusion always , whether installed programs are stored in hard disk or in RAM ? Can anyone explain me ?
3
votes
3answers
190 views

Can anyone explain what is virtual memory?

In my system I am getting an error like "virtual memory is full". Can anyone explain to me what "virtual memory" is and how to fix that issue?
-2
votes
1answer
451 views

what is the services.msc file in windows?

Can anyone explain Actually why windows need services.msc registry ? The programs can be loaded dynamically from system32 right ? when this registry comes into the picture ?
1
vote
3answers
3k views

What happen when we shutdown system during OS update process [duplicate]

I had an interesting question asked for which I didn’t have any clue. I have Googled around this about haven’t found any result of which help me answer this question. So here are the questions: The ...
0
votes
1answer
31 views

Boot Mgt Missing

I have a Vista OS on my Toshiba A305-S683243. I did a complete reformat of the Hard drive. The recovery disks from Toshiba and the most recently purchased one both give me the message "boot management ...
0
votes
1answer
85 views

Using an EFI partition to install an OS instead of bootable USB stick, is it possible?

I found myself with no spare DVDs and no USB stick when I wanted to install a new OS on my laptop, so I started thinking about the UEFI boot process that I recently had done some tinkering with. ...
0
votes
0answers
101 views

Windows fails to install when system has more than 4 GB of memory installed

A) My specs: Intel Core i3 MSI H55M-P31 (4 memory slots; dual channel) DDR3 1333 MHz 2 x 2 GB & 2 x 4 GB (were bought yesterday) and + 2 x 4 GB (borrowed from friend 100% working on other ...
2
votes
0answers
505 views

Operating system not found

I have installed original Windows 8 to my laptop. Today, when I start my laptop I am getting "Operating system not found" in black screen. What is the reason for this? Can anyone give any advice? Is ...
0
votes
4answers
215 views

Dual Boot At the Same Time

Assume I have a Linux host, with Windows-7 installed in a partition on the same drive. Is it possible to boot into Linux, save its state to memory (Hibernate, essentially) then boot up Windows right ...
3
votes
2answers
2k views

How can I determine what version of Windows in the windows.old folder?

I would like to know if there are any files or directory structures that will tell me what was the previous version of Windows that created the windows.old folder.
0
votes
1answer
377 views

How to check “interrupt” information in windows? [closed]

I want to know that is there any way using which we can see the interrupt information or interrupt number or interrupt log in windows or Linux.
0
votes
1answer
166 views

Can two user level threads of same process can run simultaneously on multicore CPU?

Can two user level threads of same process can run simultaneously on multi core CPU ?
1
vote
2answers
512 views

Creating a custom GUI. App/DE/WM?

I am starting with this project of mine of writing a custom UI for linux. What would happen is: The computer would boot into this UI which would not be the typical taskbar/icons/startbutton kind of ...
-4
votes
2answers
86 views

Can this be a good approach to making an OS more safe against malware? [closed]

Every computer can have two hard disks, one which will store the OS and related files and will not be accessible to other code. The OS HDD will only be able to connect to a secure server for updates ...
37
votes
10answers
2k views

What does an operating system look like without a shell?

A shell like the bash or command.com (up to Windows ME) or CMD.EXE (in later versions) provides an interface that (among other things) accepts commands from the user. What does an operating system ...
4
votes
2answers
3k views

File sharing user limits

Each OS has a limit to the number of users that can access a computers shared folders at one time. XP has 10, 7 has 20. At one time I thought I saw a site where the limit for most OS's were listed. ...
0
votes
0answers
66 views

Efficient way to have several operating systems on one machine

I want to have several operating systems on one computer, but I want to do it in the most effective way. So far, I have been using VirtualBox - host os + several virtual machines. But I want every os ...
2
votes
2answers
83 views

Are there any downsides to reinstalling Windows 7? [closed]

I've had a few viruses/program installs/other things that have made me decide the best option is to reinstall my operating system after backing up all of my important stuff. Are there any downsides ...
-1
votes
2answers
199 views

Can I have a Machine with more main memory(RAM) than secondary memory(Hard Disk) [closed]

As servers requires large amount of main memory can I have a Machine with 20GB of Secondary Memory(Hard Disk) and 80GB of Main Memory(RAM). Are their any rules of mapping Main Memory and Secondary ...
0
votes
1answer
3k views

Are there any Linux distros that are specially made for laptops? [closed]

I have tried and tested Ubuntu, Linux Mint, Arch Linux and Windows. Recently I have come across Open SUSE. I was wondering what are some Linux distros that are specially designed for laptops. I am ...
-1
votes
3answers
102 views

Questions about combining partitions

Alright, so here's the situation. I'm currently dual booting windows 7 and Linux Mint 15. I'm going to be reinstalling my Linux OS soon, and I want to really organize my harddrive while I'm at it. I ...
0
votes
2answers
1k views

Installing drivers after the OS reinstallation?

First of all, does clean install of an OS delete the drivers installed on the hard disk? If so, will the new OS that is being installed contain drivers necessary for the hardware to perform properly? ...
-3
votes
2answers
644 views

I have Ubuntu .iso file downloaded in my Linux Mint - how to install Ubuntu OS? [closed]

From my Linux Mint operating system, how do I install/dual-boot this Ubuntu OS which is downloaded as a .iso file? So that it comes up as an option to boot into when I first turn on my computer. ...
-1
votes
1answer
88 views

Can I install Windows 8 and Windows xp sp2 in single pc? [duplicate]

I want to install Windows 8 and Windows xp sp2 in single PC. Is this Possible. DualOperating Systems in single pc.
0
votes
1answer
39 views

Renew the Linux, Restore to the new

I'm new to Linux. My Ubuntu 13 is now meeting problem such the CPU rate is about 100% ever time and the System Drive Disk Usage is full. I think the virus is attacking my computer. Are there any ways ...
0
votes
1answer
61 views

How do I define a new virtual machine in QEMU?

I have installed QEMU for fedora via: yum install qemu Now how do I start it ? I mean how do I define a new virtual machine, like I do in VMware? Also I don't see any icon made for QEMU.
1
vote
1answer
50 views

Is it possible for Windows not to detect input?

Say you had a decent spec'd computer (running Windows) with a dual core processor but you where pushing it to the limit a bit. Would it be possible for Windows not to detect any input at all for a ...
0
votes
2answers
680 views

Re-installing Windows 7 without original recovery disk

I need to reinstall Windows 7 but I don't have the original disk that goes with the machine I do however have a different Windows 7 disk. My question is would I be able to install Windows 7 using this ...
0
votes
2answers
163 views

how do you determine the amount of RAM that will actually be used When referring to how a OS sees RAM [duplicate]

When choosing what RAM to install on a computer and what OS to run how do you determine the amount of RAM that will actually be used and not just recognized? for example here is my machine: How did ...
1
vote
3answers
120 views

Do USB keyboards have hardware auto-repeat? (like PS/2 keyboards)

Or is auto-repeat done in software on the computer that the keyboard is connected to?