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Describe about the role of bitmap indexes to solve aggregation problems?
Ans) Bitmaps are very useful in begin schema to join large databases to small databases. Answer queries and bit arrays are used to do logical operations on the databases. Bit map indexes are very well-organized in handling Gender differentiation; also repetitive tasks are performed with much larger efficiency.
Intranets are mainly "small" Internets. They use same network facilities that Internet does, though access is restricted to a limited sphere. For example, a company can set up an i
Security Analysis: Suppose you are a young securities analyst, working in a small brokerage firm. You have access to publicly available information relevant to valuation of th
Before proceeding with its execution, each process must acquire all the resources it needs is called ? Ans. Hold and Wait is requires in each process should acquire all the res
What is phase encoding or Manchestor encoding? It is the method for combining clock information with data. It is a scheme in which alters in magnetization occur for each data
What is Difference between write back and write through cache? A caching method wherein modifications to data into the cache aren't copied to the cache source till absolutely n
Explain signed binary number system. Ans. Signed Binary Numbers: In decimal number system positive numbers are signified by (+) sign and negative numbers are represented b
Discuss in detail about Micro computer A microcomputer's CPU is a microprocessor. The microcomputer was originated in late 1970s. The first microcomputer was built around 8-bit
Define Parsing Parsing is the method of analyzing a text, made up of a sequence of tokens, to define its grammatical structure with respect to a given formal grammar. Parsing
Q. Explain working of Digital Versatile Disk? With the capacious digital versatile disk (DVD) electronics industry has ultimately found an acceptable replacement for videotape
Describe the micro programmed control unit in detail. A micro programmed control unit is built around a storage unit is known as a control store where all the control signals a
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