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
33 views

Run multiple OS on the same server

I have a single HP ILO server with Ubuntu installed on it. For application testing purposes, I need to install multiple OS on the server. What will be the best way to use the same server and perform ...
0
votes
0answers
17 views

Netbook MSI U135DX Windows 10 Format/Reset

Honestly, I'm just 13. See, I upgraded to Windows 10 (I might be an idiot since I don't know what version of Windows I used before upgrading) without thinking if it was actually compatible with my ...
0
votes
0answers
15 views

What Operating System is installed on each partition

I have an SSD drive with two partitions - one with Windows 8 installed, which I bought a few years ago and the other with windows 10 (upgraded from windows 7). I have a problem with Windows 10. I ...
-1
votes
2answers
36 views

Second desktop other OS [duplicate]

I want to Dual Boot Windows 10 and Kali Linux. That is not a problem, but I don't want to turn off my PC to get into Kali Linux. I want that if I'm on Windows 10, Kali Linux is in the second desktop. ...
0
votes
1answer
18 views

Removing partitions from Chromebook (Chrome Recovery Utility not working)

I dual installed GalliumOS and ChromeOS on my Lenovo 100S ChromeBook. I tried to uninstall GalliumOS but didn't manage to delete its partitions. Now I have ChromeOS installed, but it has under 1 GB ...
0
votes
1answer
56 views

How to remove all the apt-get packages and updates since installation in Ubuntu 14.04?

Iam working on a new project and i some what messed things up in the operating system and i unnecessarily installed and updates some packages.So i cant figure out which packages i installed,so i have ...
-2
votes
1answer
23 views

What is variable length instruction, What is its importnace in 32 and 64 bit OS [duplicate]

While reading about 32 bit vs 64 bit OS i came to know that there is instruction length varies from 32 bit to 64 bit. What actually it means and what is its importance?
0
votes
2answers
20 views

Can I run freepto or tails or Subgraph OS on rasberry pi?

I am new to the pi, do you guys think I can I run freepto or tails or Subgraph OS on the pi? Since some of them are linux based I thought I would give it a try, but dunno. Thx in advance for your ...
0
votes
0answers
16 views

Changing the Interrupt Vector Table [migrated]

During one of my university lectures we were talking about hooking and the possiblitity to change the interrupt vector table (IVT). Our professor said that a program with root permissions is able to ...
-3
votes
0answers
9 views

How to lock yourself in a tab in Safari?

I wish to lock a tab for a certain amount of time on safari. I want this tab to only take up one desktop but not let the window open any other tabs. This is to prevent me from being distracted and ...
0
votes
1answer
34 views

Can't boot Windows 10 after installing Windows Server 2008

I installed windows server alongside Windows 10 and whenever I start my computer I don't have the option to boot Windows. When the computer starts it goes straight to windows server 2008 without ...
1
vote
0answers
33 views

How to make Windows Boot Manager default bootloader

I had Windows 7 OS already on my computer, and then I installed Linux Ubuntu 16.04 LTS, so now I have dual operating systems, but also now my default bootloader is this GRUB (purple crap) screen, is ...
3
votes
1answer
120 views

USB does not boot when trying to install Linux on my Asus EeeBook X205TA

I already made this question on the AskUbuntu (link) community, but had no good answers/help. So, here I am. I am trying to install Lubuntu on my Asus EeeBook X205TA that came with Windows 10 Home ...
0
votes
1answer
25 views

At is scheduling the job but not executing the commands under it

Please help me solve my issue on at command. I am giving the below command and it is not executing. # at now at> ls -l > txt.txt at> <EOT> job 1 at 2016-04-27 11:31 when I try to ...
0
votes
1answer
39 views

Solaris T5120 How do i got about installing OS

I have a Solaris T5120 it has a DVD Drive i am new to Solaris or specially with the servers that don't have display port to connect a monitor. So when i power it on i am not sure what to do ...
1
vote
2answers
18 views

User named 'daemon' has a process 'urlexceptiond' in OS X process list

What is this process called urlexceptiond in OS X (latest version)? The user is daemon and I wonder if it could be malware ?
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votes
1answer
25 views

why does asynchronous I/O require buffering?

I read in some introductory lecture notes on I/O and operating systems that "asynchronous systems require buffering". Why is it so please? Cheers
2
votes
1answer
30 views

Accidentally Formated /dev/sda1

I was messing around with some partitions on a PC that has both Windows 7 and Ubuntu 15.04 installed on it. In gparted, I distractedly formatted /dev/sda1 as fat32. Upon rebooting, I got the message ...
3
votes
1answer
62 views

Thread states linux vs windows

Linux has: ready, blocked, running, terminated. Windows has: Ready, Deferred ready, Standby, Running, Waiting, Terminated, Initialized. Why does Windows have so many states? What advantage does this ...
0
votes
0answers
15 views

System-supporting SSD

I own a laptop which has a 1TB HDD and a 25GB SSD to fasten the OS. If I'd wipe that HDD, would the SSD still be used for this purpose? Or how can I set it to behave this way? Is it set only for the ...
1
vote
0answers
8 views

Booting IDE as master, no boot, no operatingsys (/w status need?)

Have been making use of this forum for years, now it's time to make my own, first question! Gheghe I have been braking my head on this one. Partitioning status (IDE must be booted in another PC) ...
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votes
1answer
32 views

Can I reinstall Windows 7 32-bit Installer in my 64 Bit laptop. Lost it's user account password [duplicate]

I forgot my password in my 64-bit laptop and I have a 32-bit installer. I have not tried it yet because I am not sure, I will run it in BIOS.
0
votes
0answers
9 views

Using ab command, 100 concurent process fails in Linux, How to solve this issue for Linux?

What i have done : I have used following ab command : ab -n 1000 -c 100 http://192.168.101.143:8558/num?num=5 Here, I am trying to generate 1000 http request , 100 concurrent process, port ...
0
votes
2answers
16 views

Reboot after installation necessary?

Some apps, mainly antivirus apps, drivers, other non-OS update stuff mostly demand a reboot after an installation or after an update ends. I'd like to know, why? If an app changes its data or system ...
9
votes
1answer
265 views

Why do x86 CPUs only use 2 out of 4 rings?

So either Linux or Windows based x86 systems only use ring 0 for kernel mode and ring 3 for user mode. Why do processors even distinguish four different rings if they all end up using just two of them ...
1
vote
0answers
39 views

Is it possible to have a HDD with Windows 10 and a Linux fully encrypted with VeraCrypt?

So I'd like to set up a multiboot system on my 4TB hard drive with Windows 10 64bit and a Linux distribution such as Debian and fully encrypt it with VeraCrypt. Is this possible? And if so how?
0
votes
1answer
36 views

Operating system and hardware lifespan

In the last few days, I started questioning about operating system X hardware's lifespan, to direct it in some specific research. Do you think is possible that an operating system can increase or ...
0
votes
1answer
44 views

Installing Windows7 on iMac which already has Windows

friend of mine has iMac with Windows XP, without OS X. And here's the thing, is it possible to install Windows 7 on it? Because boot camp is not working or at least is not working as intended. Thank ...
3
votes
1answer
35 views

How do Access Points determine the client's OS?

I noticed that my router (Asus RN-N12E_B1) shows the operating system next to the clients that are connected to it. How does it determine that? Via User Agent? What other methods does it have at ...
8
votes
1answer
606 views

Can a Telnet server detect the client being used through the protocol?

While web browsers send, among other things, the User-Agent string, does the Telnet protocol have a similar method of determining anything about the client connecting to it? OS? Specific Telnet ...
-1
votes
1answer
20 views

out of 2 hard disk only one is detected while reinstalling the windows 7 os in pc

i am using windowos 7 os with 2 hard disk one hard disk is 256gb and another one is 1tb hard disk,after sometime i got some problem so thought of reinstalling the os,while reinstalling the os only one ...
0
votes
2answers
80 views

Windows 10 - High level OS folder, taken ownership but still can't modify

Right so I'm trying to delete an empty WindowsApps folder on Windows 10. I've tried taking ownship of the folder. However whenever I try to delete the folder it says I need permisson from myself. ...
-1
votes
1answer
973 views

Task Bar is not working Windows 10

I am having problem with my Windows 10 Taskbar. I can't click on tray icons nor i can search in the search box. Even if i press window key from keyboard nothing pops up . I don't know why it's ...
1
vote
0answers
88 views

Triple-boot: OSX, Linux, & Windows with full disk encryption

I have a Macbook Air (MacBookAir6'2) that I want to set up a triple-boot on: Required Operation Systems: OSX (10.11.3) Linux (Debian based: Elementary or Mint) Windows 8.1 Pro The 2 main ...
0
votes
1answer
39 views

Damaged touchscreen, disabled in Device Manager, does it still generate interrupts?

A friend of mine has (had) a touchscreen laptop. While carrying it, they hit the screen and the glass cracked. The damage is hardly noticeable when looking at the monitor, but unfortunately it is also ...
2
votes
2answers
43 views

Can unplugging a VM be harmful?

We know that unplugging the power cable from a PC may damage your hard drive and may corrupt your OS. Could the same harm (or any harm) happen if I unplug a VM (simulated by Power Off option in VBox ...
0
votes
0answers
367 views

How to install wifi card in parrot security OS

I just installed 'Parrot Security OS' on my computer. After installation I am not able to access WI-FI . There is no WI-FI option at all. I am currently using HP pavilion 15-p206tx laptop, which is ...
0
votes
1answer
29 views

VPN Leak Test Results understanding

I just set up a new VPN on Ubuntu server... I did a leak test on https://dnsleaktest.com/ (My default DNS is google DNS) and It came up with alot of servers when I did the extended test. Is the more ...
0
votes
0answers
70 views

High system interrupt usage, how to troubleshoot?

I have read through lots of article on the Internet and some thread in superuser but still can't figure it out what is the issue. Things I have tried: Disable fast startup Update driver (you can see ...
0
votes
0answers
19 views

Procedures to install Win 7 ULT on SONY Model SVE141J11W

I've been trying to make USB pendrive a bootable device to install OS into my friend's PC. But it said that I need an additional amount of certain space to copy windows into the USB. I have also tried ...
0
votes
0answers
18 views

What happens (behind the scene) when we create a blank folder?

Let's start with Windows with NTFS. I'm just curious what happens when we create a new blank Folder. I'm actually more curious on how (where) a blank folder information is stored (or) how much of ...
0
votes
0answers
18 views

Dual monitors on a single computer having its own process

So as of right now, I have both of my monitors as a dual monitor for my computer. This one whole process is displayed from both monitors (extended or duplicate, not worry about that). I want a ...
-1
votes
1answer
94 views

Windows cannot be installed to this disk. The selected disk is of the GPT partition style?

I am trying to install Windows 10 in my laptop. I am not allowed to install on any of drive. It keep through error of "Windows cannot be installed to this disk. The selected disk is of the GPT ...
0
votes
0answers
28 views

Ctrl+Alt+Del Login Screen [duplicate]

Since I have a touch screen monitor (every touch is a key event), I decided to get rid of my physical keyboard for the computer. The computer has a windows 7 OS. The issue I have is getting pass the ...
1
vote
1answer
17 views

Can't find exact match in OS type when creating new VM in VMware Workstation

When creating a new VM, I sometimes can't find an exact match for the OS I am installing, usually a Linux. For example I was installing Kali but VMware doesn't have the option so I guess it should be ...
-1
votes
1answer
37 views

Reasons to use Server OS?

So I'm working on a paper about Windows Servers (specifically 2012 R2 but doubt anyone will understand most of its features anyway so trying to generalize it a bit), and I'm wondering about these ...
0
votes
1answer
108 views

Can I change the OS (or middleware) on a Samsung Smart TV? [closed]

I've installed the newest firmware update on my un40f6300, and it is absolutely detestable. The TV constantly tells me that it's updating apps, and Samsung pushes out some pointless alerts every time ...
1
vote
1answer
27 views

Does the operation system interfere with browser rendering?

This might sound silly and really common. I'm trying to convince my boss that if I use Google Chrome on Windows, it won't look the same as it does running on OSX or a Linux distribution. Does the ...
20
votes
2answers
6k views

How can the BIOS block virtualization?

I'm starting to work with Docker and after a few hours of trying to make it work, I found out that my BIOS was blocking it and that I needed to adjust the BIOS settings. I was told that the BIOS is ...
1
vote
1answer
27 views

Is there a difference CPU Clock and Instruction Clock?

I am a bit confused between CPU clock and instruction clock. I brought the following figure from this source as illustration. Does instruction clock imply the time it takes by the cpu clock to execute ...