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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15 views

Difference between applications and programs. Operating system specific?

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
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0answers
7 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
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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 ...
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 ...
0
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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 ...
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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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 ...
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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
36 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
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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 ...
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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 ...
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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 ...
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 ...
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 ...
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0answers
42 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 ...
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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 ...
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 ...
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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
20
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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.
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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?
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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 ...
0
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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
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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 ...
1
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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 ...
1
vote
1answer
54 views

How to triple boot OS X, WINDOWS, AND KORORA (fedora)

Background: I believe this is a mac book pro 2013 with 500gb not 100% sure My friend was dual booting mac and Windows and decided he wanted Linux. He asked me which ui looked the best and I thought ...
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2answers
58 views

Does a USB drive have head, track etc?

I wrote a bootloader and I need it to be written to a USB drive. Since I am on Windows, my bootloader must support file systems such as FAT32 and FAT16 etc. I have used BPB (BIOS Parameter Block) for ...
0
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0answers
13 views

On running an OS in an external HDD (SATA-to-USB3) on a Macintosh laptop for nostalgic-gaming

TLDR; What significant performance difference would there be if I run an OS (say, Windows) in an external HDD through USB3 (a SATA-to-USB3 connection), comparing to running it natively, on a ...
1
vote
0answers
26 views

Extensible Linux Cluster Operating System

Assume I have a laptop(2 cores, 4G memory, 512G regular disk) running ubuntu and a desktop(4 cores, 16G memory, 512G ssd disk) with no operating system installed(i.e. a new suite of computing ...
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0answers
32 views

System tick timer interrupt priority and blocked interrupts

Assume we have an OS that is running on a CPU which is fully compatible with its requirements. This OS is tick driven. System tick interrupt arrive from external timer (periodic mode) which is ...
0
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0answers
21 views

Difference between SR OS and TiMOS

What is the difference between Alcatel-Lucent's TiMOS and SR OS? Are both router operating systems or is one of them just a different release of the other one?
0
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2answers
47 views

How do Multiboot Operating Systems work

I read that the computer loads an OS by searching every attached device's first 512 KB. If that memory space acts as a boot sector , it starts to load the memory space after it. According to this ...
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votes
2answers
77 views

Why must programs be uninstalled? [duplicate]

In regards to removing a program from a computer, I want to know why a program must be uninstalled versus deleting the program's files. I bet I can answer my own question by stating that programs must ...
0
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0answers
14 views

Dail up Connection for Endless OS

I have a endlessm OS www.endlessm.com I want to connect it to internet but via Dial up connection I am not able to find any thing on internet is it possible or not I just want how to create a Dial ...
13
votes
5answers
3k views

Why can't we use/set function keys as password keys?

In any operating system the passwords with Fn were not allowed. For instance, I can't keep Fn + some character as password. What's the reason behind it? Any technical aspect which prevents the ...
1
vote
0answers
60 views

Why doesn't Windows 10 need a recovery image (like install.wim) to reset the system?

Windows 8/8.1 requires a standalone recovery image to reset the system. But, Microsoft claimed that Windows 10 no longer needs ...
1
vote
1answer
41 views

What does the content of the page table look like after a page has been swapped out to the disk?

From what I understand, the page table maps virtual addresses to physical addresses. But what if a page has been swapped out to the disk? Wouldn't the location of the data take more bits to write ...
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
50 views

How i can make my own DOS(Disk Operating System) distribution? [closed]

So, i am making a batch file OS project in Windows, and i want to make it run under DOS. I want to make my own custom distribution of DOS that i can use as a shell of my project. I tried to find a ...
0
votes
0answers
17 views

Raspbian in qemu ssh not working

I recently downloaded qemu to emulate raspbian.It works but I wanted to show to a friend with ssh but when I write ifconfig and press enter they give me an ip address that not working when I try to ...
0
votes
0answers
24 views

disc queue frozen during installation of freebsd to hyperV on windows 10 Pro

When doing a vanilla install from the FreeBSD-10.2-RELEASE-amd64-dvd1 disc image, whether using IDE or SCSI in Hyper-V on Windows 10 pro, I get lots of IO timeouts during installation: but it seems ...
0
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0answers
21 views

Where to find docs about multiboot2 cmd in grub2?

GNU docs almost nothing about multiboot2 command (although I could find linux, boot commands in the 14.3 The list of command-line and menu entry commands section), and enter link description here ...
0
votes
1answer
38 views

I have installed Linux on my Windows 8.1 laptop. Can I upgrade to Windows 10? [duplicate]

My laptop is running on Windows 8.1 and a year before I installed Ubuntu Linux. If I try to upgrade to Windows 10, there will be a problem or not, because of Liniux?
0
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2answers
69 views

The instruction at X referenced memory at Y. The memory could not be written

TFG (Total Files Gaurd) is a software that used in offices to protect client's data from thief by malware and users. It encrypt some types of files(Network's Admin selects which type he/she want to be ...