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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.
Describe briefly how firewalls prevent network. A firewall is only a program or hardware device which filters the information coming via the Internet connection within your pr
Q. Compute Physical address of data byte? Offset of data byte = 0020h Value of data segment register (DS) = 3000h Physical address of data byte This computation
What is language of a model? Language of a model is the collection of formulae that use only the relational symbols the model assign and that use every relation symbol with t
Detail explanation of Cryptographic modules Physical security of the cryptographic modules is also built in order to provide total security of the whole system and protect from
1's complement representation of decimal number of -17 by using 8 bit representation is ? Ans. (17) 10 = (10001) 2 In 8 bit = 00010001 1's Complement = 11101110
Design a MOD-6 synchronous counter using J-K Flip-Flops. Ans: Design of Mod-6 Counter: To design the Mod-6 synchronous counter, contain six counter states (that is, from
How Online Databases Work? An online or web-based database keeps data on a cloud of servers somewhere on the Internet, which is accessible by any authorized user with an Intern
Q. Describe short note on Information system for strategic advantage? Ans. Strategic role of information systems engage using information technology to develop products or serv
Question: (a) Primary and secondary memory differs in their way they access data: (i) Mention the four generic access methods usually present in a computer system. (ii) E
Challenges Facing Operations Managers - Information Systems While information systems should be seen as tools that enable better performance their implementation also brings a
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