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At this stage, the BIOS still has primary control of the computer. It has loaded a program known as a "bootloader", which loads the operating system kernel (or another bootloader) and hands control over to it.

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Q: What program has control of an x86 computer when the user is able to choose which operating system to boot?
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Can you install 2 operating systems on one PC?

Yes you can. You would need to create separate partitions for each operating system - installing each operating system into its own partition. When you switch on the computer, it will show a menu allowing you to choose which operating system you want to start.


When installing a operating system do you need to use the bios?

No, you do not need to adjust the BIOS when installing an operating system. However, you can set the BIOS to determine the order in which attached devices will boot. That capability allows you an option (one of several options) to install different operating systems on different devices and choose which operating system boots when you start the computer.


Why might you choose a Macintosh operating system rather than Linux operating system?

the macintosh operating systems is more user-friendly


What stores the data which tells the computer how to load the operating system when it is switched on or rebooted?

A computer boots up by first running a program in Read Only Memory (ROM) that is built into the computer's motherboard. This program is called the Power-On Self Test (POST) and Basic Input/Output System (BIOS). After checking the hardware, the program consults a nonvolatile parameter memory (called "PRAM" or "CMOS" for historical reasons) that acts like Flash memory in that it can be changed but retains its information without power. From this parameter memory, the program in ROM decides where to look for the next step.Typically the next step is to read the first block ("boot block") off of the first hard drive into memory and run the program in it. Other options are to read the first block off the floppy, the CD-ROM, or from the network.In the hard drive situation, the program in the boot block figures out which disk partition is the active partition, loads the boot block from that partition into memory, and runs that program. This allows you to have different operating systems on different partitions and choose which one to run by changing active partitions.The second boot block program loads a more elaborate loader program from the disk, which in turn loads the operating system (finally!).Most PCs have a "BIOS screen" that you can get to by a key sequence (F1 or ESC) during the boot process. This BIOS screen allows you to change the nonvolatile parameter memory; however, it is possible to make changes that will keep your computer from booting, so be careful. For example, bad values in "RAM Timings" will cause serious problems.


How do you program channels on a RCA television?

This will vary by year of TV but this works often. Make sure to have the TV remote in hand. Press the menu button then choose Setup. From there choose auto program. If it ask you to select a source choose Air or cable. Then there should be an auto program option to press for the channels get programmed.

Related questions

What is boot menu?

Boot menu allows you to choose programs/operating systems/program blocks to load. For instance, if you have two operating systems on your computer (not applicable for virtual machines) the boot menu allows you to choose OS to work with.


How do you remove counter strike from your computer?

To remove Counterstrike, or any other program from your computer, simply go to the Start Menu and choose find the Control Panel button. Open the Control Panel and select "Add/Remove Programs" button. When the Add/Remove Programs window opens, find the program you wish to remove and choose "Uninstall". This will completely remove the program from your computer. If it is on Steam, you can right-click the game and click "Uninstall".


How do you delete marine aquarium from computer?

Removing any program is fairly easy... Click on Control Panel > Programs and features. Select the program from the list and choose uninstall. Once removal has been done - re-boot your computer to remove any of the program's references from your registry.


Can you have two operating systems on one computer?

Yes, but only one can be in control of the system. When a choice of operating systems exist, you typically choose the controlling operating system via a boot menu at startup. To switch to another operating system, you must restart the system. It is possible to run two or more operating systems at the same time via virtual machines. A virtual machine is a software program that emulates a real computer. However, operating systems within a virtual machine have no direct control over the physical machine which is always under the direct control of the one operating system chosen at startup. Virtual machine operating system calls are routed to the virtual machine software which must translate the call to invoke the appropriate system function of controlling operating system. As a result, virtual machines perform extremely poorly compared to the physical machines within which they operate.


Can people use Skype on linux operating systems?

"Yes, there are skype programs made specifically for different computer operating systems. Choose the one compatibale with your computer and you should have no problems."


What are software needed to run the computer?

The software needed to run a computer is known as the Operating System. Many hardware platforms allow you to choose between multiple operating systems to suit your needs.


What is it referred to when you install Windows Vista on a computer running an earlier operating system?

It's called a "Dual-Boot" installation. When you start your computer, you will be asked to choose which operating system you want to use.


What is the name for a list of options from which a user can choose in a computer program?

It's called a menu.


How do you change the language used on a computer?

From the Control Panel (usually found under "My Computer"), choose the folder marked "Regional and Language Options", and then choose the language you desire.


If you use XP operating system and have a Lexmark printer connected to your computer as well as a Primera Label printer can I block others from using the Primera label printer and if so how?

Click on the Start button, choose "Printers and Faxes" (you may have to go into Control Panel), right click on the label printer, choose "sharing," and then choose "Do not share."


How does an algorithm relate to a computer?

To make a computer do anything, you have to write a computer program. To write a computer program, you have to tell the computer, step by step, exactly what you want it to do. The computer then executes the program, following each step mechanically, to accomplish the end goal. When you are telling the computer what to do, you also get to choose how it's going to do it. That's where computer algorithms come in. The algorithm is the basic technique used to get the job done.


When you open a drive you get an open with massage?

When the user of a computer is trying to open a drive and the computer responds with an "Open With" request it is asking what Software program created the file. Some files can only be opened using the original program that created them. A person can choose which program to use when opening the file or let the computer look for the program.