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Q. Disk operating system?
The operating system (OS) is the first program that should be loaded into the memory of your PC before you can use it for any application. You can start your computer with disk operating system (DOS) or any other operating system such as Windows 95, 97, 98 or Windows NT that might be installed in the Hard disk. In this unit, we shall talk about the basic facilities present in DOS. Switch to MS-DOS and go through most of the text given in this and the next two unit. If your PC is operating under windows 95/98 or Windows NT, complete the following steps to switch to MS-DOS.
• Click the start button in the taskbar then press the windows logo key to open the start menu then click programs in the start menu.
• Windows shows the program submenu.
• In the program menu click MS-DOS Prompt and your screen displays a window that includeMS-DOS Prompt, such as "C:\windows>_".
• If you want you can also restart your computer in MS-DOS mode by using the following steps:
o Close open programs
o Click the Start Button present in the TaskBar or Press the Windows Logo Key to open the Start Menu.
o Click "restart in MS-DOS Mode" and then press OK.
Wait for some time untill your PC restarts in MS-DOS Mode.
Load address for the first word of the program is called? Ans. load address origin is known as load address for the first word of the program.
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Q. Explain Direct Addressing Mode with example? Direct Addressing Mode A direct operand signifies to contents of memory at an address referred by the name of the variable.
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I got a graduate level database assignment which is due at Dec 8, 11:59p.m. Can you finish it on time in high quality?
er table for hospital management system
What does the swapping system do if it identifies the illegal page for swapping? If the disk block descriptor does not have any record of the faulted page, then this causes the
Define Deadlock with Resource request and allocation graph (RRAG) Deadlocks can be described through a directed bipartite graph termed as a RRAG that is Resource Request All
Redefines clause is used to permit the similar storage allocation to be referenced by dissimilar data names.
plz expalain interfacing of 8259 with 8085 step wise
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