An Operating System is a most important program which can perform a basic tasks and recognizes input from keyboard, mouse or any input device and sends an output to screen or any other output device connected to computer.
What are the main five differences you see in the WINDOWS XP and
WINDOWS 7?
What is a File System? What are the differences you see in FAT and NTFS file systems?
File System - Computers use particular kinds of file systems to store and organize data on media, such as a hard drive, the CDs, DVDs or on a flash drive. Any place that a PC stores data is employing the use of some type of file system. A file system can be thought of as an index or database containing the physical location of every piece of data on a hard drive.
Difference b/w NTFS and FAT
What are the differences between Standby and Hibernate modes ?
Standby- In standby mode your computer is in readiness state means when you press a key or power button it resumes or shutdown respectively. Your machine recovers data as stored in RAM. In this mode it cuts the harddrive and moniter as well but a smaller part is waking up the peripherals. The main drawback is risk of lising data whatever resumed when power cuts off.
Hibernate - Hibernate do the same as standby but in this your is is totally shut downs it saves data in hard drive not in RAM. So data will not be lost. Hibernate saves your open files and desktop and save it in hiberfil.sys file, which is located in system root (C:\hiberfil.sys).
What are the main five differences you see in the WINDOWS XP and
WINDOWS 7?
- Aero Desktop - Windows7 has Aero Desktop. Means transparent explorer with taskbar transparent also.
- Documents and Settings - The Documents and Settings folder, the location for all protected personal files and folders, has been replaced with a simple Users folders.
- Start Menu - The Start menu in Windows 7 has been completely reworked and has been met with several criticisms. No longer does the Start menu use fly-outs and scroll-outs to show you what shortcuts to programs and folders you have on your computer.
- Ribbon - Microsoft introduced ribbon menu in Windows7 over more familiar drop down menu. Paint and Wordpad is in ribbon interface.
- Touch Support - Windows7 has touch support also, Although touch has not replaced with familiar keyboard/mouse combination yet.
What is a File System? What are the differences you see in FAT and NTFS file systems?
File System - Computers use particular kinds of file systems to store and organize data on media, such as a hard drive, the CDs, DVDs or on a flash drive. Any place that a PC stores data is employing the use of some type of file system. A file system can be thought of as an index or database containing the physical location of every piece of data on a hard drive.
Difference b/w NTFS and FAT
NTFS
1)allows access local to w2k,w2k3,XP,win NT4 with SP4 & later may get access for somefile.
2)Maximum size of partition is 2 Terabytes & more.
3)Maximum File size is upto 16TB.
4)File & folder Encryption is possible only in NTFS.
FAT 32
1)Fat 32 Allows access to win 95,98,win millenium,win2k,xp on local partition.
2)Maximum size of partition is upto 2 TB.
3)Maximum File size is upto 4 GB.
4)File & folder Encryption is not possible.
What are the differences between Standby and Hibernate modes ?
Standby- In standby mode your computer is in readiness state means when you press a key or power button it resumes or shutdown respectively. Your machine recovers data as stored in RAM. In this mode it cuts the harddrive and moniter as well but a smaller part is waking up the peripherals. The main drawback is risk of lising data whatever resumed when power cuts off.
Hibernate - Hibernate do the same as standby but in this your is is totally shut downs it saves data in hard drive not in RAM. So data will not be lost. Hibernate saves your open files and desktop and save it in hiberfil.sys file, which is located in system root (C:\hiberfil.sys).
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