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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
Polymorphism in C++ is the idea that a base class can be inherited by various classes. A base class pointer can point to its child class and a base class array can store dissimilar
Q. Write short notes on proton - proton fusion in sun. Proton - Proton cycle 1 H 1 + 1 H 1 → 1 H 2 + 1 e 0 + ν (emission of positron as well as neutrino) 1
What are the General Security Issues Many issues exist when linking a computer system to the Internet or indeed to an external link via a network set up. There are numerous way
Using a suitable logic diagram explain the working of a 1-to-16 de multiplexer. Ans. 1-to-16 Demultiplexer Working: A demultiplexer obtains in data from one line and directs this
CISC Approach - CISC architecture: The main goal of CISC architecture is to finish a task in as few lines of assembly as possible as. This is gain by building processor hardwa
what is jsf
Calculating Block Size: B A unit of associatively -one tag for B A words B T unit of transfer-B T words to/from primary memory as a unit One valid bit for
The ?rst task in the project is to develop a sane system to store change logs and versions of ?les. The simplest approach is to create a "dot" directory in the location of the ?le
what are the questionnaries and observation of work site for banking system?
What is Locking? When two users at the same time attempt to access the similar data record, this is synchronized by a lock mechanism
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