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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.
What types of calendars can you create with Google Calendar? Personal calendars, like default calendar Public calendars, which others can access through the web
Explain briefly, why dynamic RAMs require refreshing? Ans: Due to the charge's natural tendency to distribute itself in a lower energy-state configuration that is, the charg
This is an embedded system that involves the integration of hardware and software design stages. It consists of the user interface (keypads and LCD display) and two Peripheral Inte
Q. Show the layout of Dvorak-Dealey keyboard? This was one keyboard layout designed to be a challenger to QWERTY layout. This was designed by August Dvorak and William Dealey a
Register Addressing mode - computer architecture: Register Addressing: Register addressing mode is same to direct addressing. Only difference in between is that the addre
A PCM system uses 8 bits per sample and the analog signal is limited to 4.3 kHz. The PCM data is transmitted using (a) BFSK and (b) ASK. Determine the bandwidth required for transm
Levels Of Parallel Processing Depending upon the difficulty under consideration, parallelism in the answer of the problem may be achieved at dissimilar levels and in different
What are the event key words in interactive reporting? Event Keyword Event AT LINE-SELECTION Moment at which the u
What is memory controller? A memory controller is a circuit which is interposed among the processor and the dynamic memory. It is used for performing multiplexing of address bi
Rentrag has decided to replace all of the computers currently being used by all of the business and office staff. He has asked you to recommend a set of specification for computers
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