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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.
Q. How to reduce total amount of disk space in FTP? FTP service compress files to reduce total amount of disk space the files require. Before transferring a file user should te
The program division.c is available for download as part of this assignment. It is a binary division program which works for signed integers. It contains a function, div32, which d
Returns the information about tasks running int info = pvm_tasks( int where, int *ntask, struct pvmtaskinfo **taskp ) struct pvmtaskinfo { int ti_tid; int ti_pt
Computer Concepts & C Programming 1. Write a program to read four floating point numbers and find their sum and average. 2. What is the difference between string constants a
Show that a positive logic NAND gate is equivalent to negative logic NOR gate. Ans: Positive logic denotes True or 1 with a high voltage and False or 0 with a low volt
Multiple bus architecture: One solution to the bandwidth restriction of a single bus is to simply add extra buses. Consider the architecture indicated in given figure that con
Q. Explain Increments and skips subsequent instruction? Increments A and skips subsequent instruction if the content of A has become 0. This is a complex instruction then requi
State how Shared Memory is used for inter process communication. Define how ptrace is used by debuggers. What are modules? Explain how data mapping takes place among modules
What is the basic approach of page replacement? If no frame is free is available, find one that is not currently being used and free it. A frame can be freed by writing its co
Explain about unix file system architecture
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