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Q. Explain about FAT - Inode?
Today modern PC comprises total capacity of nearly 40GB for storage of program and data Due to this huge capacity in place of having just one operating system in our PC partitions are used to offer many separate areas within one disk each one treated as a separate storage device. Which means a disk partition is a sub-division of the disk in one or more areas. Every partition can be used to hold a different OS. Computer system boots from active partition and software provided permits the user to select that which partition is active one.
For illustration we can run both Linux and Windows operating systems from same storage of the PC.
A new magnetic disk is only platters of a magnetic recording material. Before a disk can store data it should be divided in sectors that disk controller can read and write. This is known as low level formatting. Low level formatting fills disk with a special data structure for every sector that comprises a header, a data area, and a trailer. Low level formatting is placing track and sector information in addition of bad block tables and other timing information on disks. Sector interleave can be specified too at this time.
Explain the term- Looking at existing paperwork This allows analyst to see how paper files are kept and look at operating instructions and check accounts, training manuals etc
What is polling? Polling is a scheme or an algorithm to recognize the devices interrupting the processor. Polling is employed when multiple devices interrupt the processor by o
Solve the equation 23.6 10 = X 2 for X Ans. 23.6 10 = X 2 So as to find X, firstly convert the Decimal number 23.610 in its Binary form. After that take the decimal inte
explain djnz instruction of intel 8051 microcontroler
How does CPU know that an interrupt has taken place? There needs to be a line or a register or status word in CPU which can be increased on occurrence of interrupt situation.
What are the different phases of consumer mercantile model? There are three different phase of consumer mercantile model like listed as in below: • Pre-purchase interaction
Random Search - artificial intelligence: Some problems to be solved by a search agent are more creative in nature, for example, like in writing poetry. In this case, it is oft
Subtraction of 01000-01001 using 2's complement method. Ans. Firstly 1's complement of 01001 is 10110 and 2's complement is 10110+ 1 =10111. Thus 01000 = 01000 - 01001
Which of the logic gates are known as universal gates ? Ans. NAND and NOR are termed as universal gates, since any digital circuit can be realized completely by using either of
What is Redundant Array of Independent Disks? Researchers are constantly trying to improve secondary storage media by raising their, performance, capacity as well as reliabilit
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