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Explained RAID?
Ans: High performance devices tend to be costly. So we can gain very high performance at a reasonable cost using a number of low-cost devices operating in parallel. It is known RAID( Redundant array of Inexpensive Disks).
Explain data stripping?
Ans: A single big file is stored in various separate disk units by breaking the file up into a number of smaller pieces and storing these pieces on different disks. It is called data stripping.
Define the process of organized data in the disk?
Ans: Each surface is divided into concentric tracks, and each track is divided into sectors. The set of equivalent tracks on all surfaces of a stack of disks forms a logical cylinder. The data are accessed using read/write head.
what is polymorphism
Basics of Caches: "The caches are situated on basis of blocks, the shortest amount of data which may be copied between 2 adjacent levels at a time. "If requested data by th
What is relational database? Relational database has data that is perceived as tables. A relational DBMS manages tables of data and associated structures that enhances the func
Example of Unification: Let now here, assume instead that we had these two sentences as: knows(john,X) → hates(john, X) knows(jack, mary) Thus here the predicate n
Q. Show the Importance of RISC Processors? Reduced Instruction Set Computers recognize a comparatively limited number of instructions. One benefit of a reduced instruction set
What are the advantages and disadvantages of public key cryptography? Advantages and Disadvantages: Improved security and convenience: private keys never require be trans
Q. Signaling PVM process? int pvm_sendsig( int tid, int signum ) Transmits a signal to other PVM process. tid is task identifier of PVM process to receive signal.
calculate the number of states per unit volume in an energy interval of 0.01eV above the Fermi energy of Na metal. The Fermi energy of Na at 0 K=3eV.
Make a file "parts_inv.dat" that stores on each line a part number, cost, and quantity in inventory, e.g.: 123 5.99 52 456 3.97 100 333 2.22 567 Use fscanf to read this infor
what is modular system ? list important properties of modular system
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