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Q. Illustration of disk formatting?
An illustration of disk formatting is displayed in Figure below. In this case every track comprises 30 fixed-length sectors of 600 bytes each. Every sector holds 512 bytes of data and control information useful to disk controller. ID field is a unique identifier or address used to place a particular sector. SYNC byte is a special bit pattern which set the limits of the beginning of field. The track number recognizes a track on a surface. Head number identifies a head since this disk has many surfaces. ID and data fields each one comprise an error-detecting code.
Figure: A typical Track Format for Winchester Disk
Q. Show the Dynamic Range and Colour Depth? Dynamic Range is the number of colours a colour scan or number of grays a monochrome scanner can distinguish. The dynamic range is t
Whole idea of ISDN is to digitize the telephone network to permit transmission of video, audio and text over existing telephone lines. The purpose of ISDN is to provide fully integ
The difference among the next and continue verb is that in the continue verb it is used for a situation where there is no EOF condition that is the records are to be accessed again
Associativity of Connectives: In order to tell us brackets are useful when to perform calculations in arithmetic and when to evaluate the truth of sentences in logic. Imagine w
Q. How I-O interface communicate with processor? The above illustration clearly specifies need communication between processor and I/O interface. This communication includes su
Q. What is the draw back of Access-3 Code? Give suggestion to over come this drawback.
Define Word/byte rotation and XOR bit masking encryption technique to make sure secured transactions on the net? Word/byte rotation and XOR bit masking: In this process t
Applications of recursion theorem? 1. ATM is undecidble. 2. Fixed point theorem. 3. MINTM is not Turing recognisable
When the user is inputting commands into your shell, it should identify the left, right , up and down arrow keys. To implement this, you will need to use the termios.h library to
How can we decrement and increment operations We can implement decrement and increment operations by using a combinational circuit or binary down/up counters. In
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