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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0
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0answers
19 views

Difference between applications and programs. Operating system specific? [on hold]

I primarily use Windows 7 Professional as my go-to operating system. I hear programs oriented around the Windows Operating System referred to as programs. However on Mac and Linux, I find that they ...
0
votes
2answers
1k views

Dell 790 Optiplex Windows XP

I am having difficulty installing Windows XP on a Dell 790 Optiplex. The version of Windows XP I have is a volume licensed version which has SP1 on it. When I boot from this CD, I get a blue screen ...
0
votes
1answer
5k views

window 7 cannot stop looping for failure configuring windows updates reverting changes

Anyone have this kind of problem before? I shut down my computer and I restart it. I can just see my screen show me about this line" failure configuring windows updates revert changes." After that, ...
0
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0answers
8 views

GRUB Rescue Normal Error on Debian

Recently I installed Debian for temporary usage. The install failed for whatever reason, so I went to switch over to Windows 10 which resides on the same drive. However, On boot, the GRUB Rescue ...
-3
votes
0answers
17 views

Cannot access Windows 10, 64 bit, System Settings

When I wrote the initial blurb above I expected a flood of people who had previously complained of this problem. Didn't happen. Let me be specific: When I go to the either the desktop or main new ...
0
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1answer
28 views

Partitions merge possible?

I have many partitions created in my hdd which I dont know about. The red box represent the main partitions and blue box represent the uncreated partitions. Can I delete the partitions with blue box ...
179
votes
19answers
36k views

32-bit vs. 64-bit systems

What are the differences between 32-bit and 64-bit systems? If you have used both of them, what kind of sharp differences have you experienced? Would it be a problem to use 32-bit programs on ...
2
votes
2answers
106 views

Which physical core does the operating system use? [closed]

The operating system needs to be running on one or more physical cores of a multi-core processor, right? Is it possible to identify which those physical cores are using a piece of code?
30
votes
1answer
3k views

16 GB of my 32 GB of memory is unusable, marked as “hardware reserved” and [duplicate]

So I've googled around and tried a lot of stuff to fix this and none of it has worked. Half my RAM is hardware reserved, and I do some image processing of large collections of images, so I need that ...
0
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0answers
18 views

Where to download is it that I download libc.so.6 which is what the error box says i need as well

I saw a post that was similar to my question but the person who asked about it had diffrent versions on top of other problems that dont quite relate to mine. When i try to run steam it says Steam ...
3
votes
2answers
27k views

Booting from USB with UEFI bios to install Windows 8.1

I have a Lenovo 11e Yoga laptop. I have installed a new, blank SSD in the system and now I want to reinstall Windows 8.1 (which is what the laptop came with). I created a bootable USB stick using ...
0
votes
1answer
19 views

Will I have any issues installing a Hard Drive with another OS, on my computer

My computer is running Windows 10, and I would like to plug my 1TB 7200rpm HD from my old computer into this as additional storage. This other HD has windows 8.1 installed on it. Will I have any ...
0
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2answers
3k views

Installing multiple versions of a shared library

I am running ubuntu 10.04 and I want to use tmux 1.6. tmux has a dependency on libevent 2. My solution was to compile libevent2 and drop into /usr/local/lib then compile tmux against this lib and ...
0
votes
1answer
25 views

Can an operating system access a network drive that is formatted with an unsupported file system?

I've recently installed Windows Server 2012 and am planning to format my 2tb hard drive with the REFS file format. Afterwards, I would like to set it up as a network drive. I understand that there are ...
-1
votes
1answer
43 views

Does the chipset also determines installablility of 32bit OS or 64bit OS?

I have Fujitsu Lifebook A6025 with Pentium T2130 and Intel® 945GM/ ICH7-M chipset according to the spec. I want to upgrade the CPU to Intel Core 2 Duo Mobile T7400(Socket M) CPU. The T2130 CPU ...
-1
votes
2answers
37 views

How and why do system files get corrupted? [closed]

I run Windows 10 on my desktop and it seems common now, and on all versions of Windows I've had throughout the years, that system files somehow magically become corrupt. Recent versions of Windows now ...
0
votes
1answer
41 views

Cloning a Hard drive to avoid re-installing OS and other programs

I guess , its been a long time since I did this but I have a HDD whose S.M.A.R.T readings report a "imminent failure" . Its an Apple HDD so I thought it'd long lasting when I bought it but alas - not ...
0
votes
2answers
27 views

Do I need an embedded system, custom os, or embedded os? [closed]

I have been toying around with the idea of developing a "kiosk" for in-home users that may or may not have knowledge of computers or how to use them. For sake of argument lets say my "kiosk" is ...
2
votes
3answers
8k views

What is RPC and why is it so important?

From the beginning, I've heard that you never, ever disable the Remote Procedure Call service in Windows. This leads to horrible things that used to be hard to overturn (I believe that it's no longer ...
-1
votes
1answer
27 views

What is a good linux os to have that focuses on becoming a good system admin? [closed]

I want to build my skills and knowledge but dont know where to start. I have a vmworkstation that i want to install a linux os but dont know which one to install to eventually make me a good system ...
0
votes
0answers
17 views

Grub won't recognise USB stick

I am trying to boot to a USB stick using this guide. But unfortunately Grub won't recognise my usb stick when I type root ([tab], 0). Is there any way to solve this issue? I've tried copying the files ...
7
votes
6answers
5k views

Windows OS on external hard drive

Is it possible to install Windows OS to plug and play storage device such as external hard drives, HDD enclosures (with SATA hard drives), USB flashdrives[1] and the likes? What OS's? And if it's ...
0
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0answers
19 views

What is the proper definition of an RTOS?

I have yet to find a definition of an RTOS that is specific enough to have meaning. The best one I can find is on wiki: https://en.wikipedia.org/wiki/Real-time_operating_system However I have some ...
0
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0answers
27 views

Single task - single computer, with direct memory access on all levels - is it possible today?

What if I turn my x86_64 Opteron 24 core (4 numa x 6 cores) computer into single-task-machine? Would it be possible to achieve next goals: Direct memory access to all memory levels. Absence of ...
0
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0answers
43 views

OS for Raspberry Pi 2011.12 [closed]

I am using a Raspberry Pi, and I don't know what operating system I should put on it. I am aware that older versions of the Raspberry Pi don't run all of the newer operating systems. On the Raspberry ...
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votes
0answers
24 views

Application memory while running and base address relationship with address of unique string

The application has one unique string in it "Test string". We are running it in Windows. I am running the application. Getting application base address in ram. Getting address of the string "Test ...
3
votes
1answer
19 views

Can I see the contents of SAM file with a plain text-editor?

I have exported the SAM and SYSTEM as Registry Hive Files and I was wondering if it is possible to look inside those files to see what they contain? I opened them with Notepad but I didn't ...
0
votes
0answers
10 views

OS x installation with Netinstall

I'm installing OS x using Netinstall which boots the Image from OS x server on the network. The installation is successful and reaches the choose your location screen but my requirement is to have ...
2
votes
3answers
149 views

Why is the amount of RAM usable by a computer limited by the processor bits?

I was recently thinking about how 32-bit processors can only support up to 4 GBs of memory, and I couldn't understand why the amount of bits a processor has limits its memory. I understand, as other ...
3
votes
1answer
88 views

Why do computers crash much less often than ten years ago? [closed]

Back then my computers had kernel panics and blue screens at least once a month. Which parts of the hardware and of the operating systems have been improved the most since then?
5
votes
11answers
4k views

What is the oldest Windows operating system to run on a modern (2007-2009) computer? [closed]

As I'm soon wiping my computer clean to install Windows 7, I had an idea of trying out some older operating systems on new hardware to see how the user experience is (especially regarding boot time ...
1
vote
1answer
3k views

Aspire V5-531 Operating System Not Found

I recently purchased an Acer Aspire V5-531. I replaced the 320GB HDD with a 120GB Kingston SSDNow V200 and installed Linux booting with rEFInd. Due to a necessary change, I have to move back to ...
20
votes
2answers
3k views

Why are operating systems (usually?) unable to access BIOS settings?

Does the motherboard not provide a bus between the CPU and BIOS chip after bootup? If so, why not? If the CPU can control fan speed, I don't see why it shouldn't be able to control the BIOS config.
1
vote
1answer
6k views

Redirecting or routing all traffic to OpenVPN on a Mac OS X client

I have configured an OpenVPN (2.2.1) server on an Ubuntu virtual machine in the Amazon elastic compute cloud. The server is up and running. I have installed OpenVPN (2.2.1) on a Mac OS X (10.8.2) ...
4
votes
2answers
254 views

How does windows 8 prevent BIOS access

I am trying to get a better understanding of how BIOS and operating systems work. From what I understand, BIOS is a basic piece of software that is the first thing to be run when a computer turns on ...
-2
votes
1answer
61 views

How to install win XP on external hard disk that connected to windows 7 OS

Have one external Hard disk and need to install win XP. The hard disk is connected through SATA to USB connector in Windows 7
0
votes
5answers
161 views

Make the user tell you the OS he is using when this user is totally incompetent

Suppose a user doesn't know anything about his pc. Suppose he is sitting in front of a monitor, looking at the desktop. Suppose he can move the mouse, use the keyboard but he is not familiar with ...
5
votes
6answers
14k views

ISO image of Operating Systems

What is meant by an ISO image of a Operating System? How can I make an ISO of an OS? When would you use ISO images of an OS?
0
votes
1answer
13 views

I can't log into my Mac Due to a repair issue in home folder

How can you log in as a different user if it won't let you log in at all due to an error opening the home folder protected by fire vault?
3
votes
1answer
3k views

Distributed vs clustered vs networked file system

What is the differrence between a distributed file system, clustered file system and a network file system ?
1
vote
0answers
23 views

OS agnostic analog data input

I want to input an analog signal (for concreteness, temperature from a thermocouple) into a computer. The sampling rate should be at least several times (say, 10) per second. Moreover, I want to be ...
0
votes
0answers
34 views

page size in an OS with segmented demand paging

Exam Question : Assume that we're using an operating system which uses segmented demand paging with N segments and the average size of each segment is S and each entry in the page table is e bytes and ...
0
votes
1answer
46 views

Reinstalling windows, can I reuse the product key? [duplicate]

I have a laptop with Windows 8.1 installed, which has a lot of bugs and I'm thinking to reinstall it from scratch. The recovery tool doesn't work either, so the only option that comes to my mind is to ...
2
votes
0answers
116 views

Operating system functions

I am currently reading From Nand to Tetris (aka The Elements of Computing Systems) - highly recommended. Anyway, in the last chapter (which deals with operating systems) it says: Some functions ...
4
votes
2answers
807 views

Windows 10: Error accessing certain settings

I've just completed a clean install of Windows 10 Pro on my Thinkpad W520 (4270cto) and I've noticed a strange error that occurs when attempting to adjust certain system settings. For example, if I ...
1
vote
1answer
88 views

Error loading operating system [closed]

I am having a problem installing windows 8.1 on Hp elitebook from Bootable USB.. It says: "Error Loading Operating System", it does not give any other error code/number. While I used this same Usb to ...
0
votes
1answer
69 views

How can I migrate my Windows 10 OS from an HDD to an SSD?

I have Windows 10 installed and running on a hard disk drive. I would like to migrate it to a solid state drive that I've recently purchased. By this I mean that I'd like to copy both the OS and all ...
0
votes
4answers
61 views

USB 2.0 or USB 3.0 - Which is best for creating recovery disc of Windows 8.1?

Please correct me if I'm asking nonsense! I just bought a new laptop 'HP 15-AC053TX 15.6-inch Laptop (Core i7-5500U/8GB/1TB/Win 8.1/2GB Graphics), Turbo Silver' and I would like to prepare a recovery ...
0
votes
1answer
30 views

Are process schedulers implemented at OS level or Hardware level?

Are process schedulers implemented in software or hardware? If it's done in hardware how does the hardware keep track of the number of processes and where they're located when they're inactive? If ...
0
votes
1answer
50 views

How to remove Ubuntu in favor of Windows 10

I have Ubuntu 14.04 LTS on my laptop and it is the only OS that I have in it. My goal is to get rid of Ubuntu and substitute it with Windows 10. Here are my questions: Is it possible to download ...