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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.
Specified the average case complexity of sequential search in an array of unsorted elements of size n if the following conditions hold: a) Probability of the key to be in the a
Somehow, the worksheet has external links to files that are no longer around. How can we delete the links? Ans) This happens all of the time to MrExcel. I downloaded a little
Q. Instruction set for IA - 64 architecture? Instruction set: Architecture gives instructions for multimedia operations as well as floating point operations. Itanium supports
Determine the benefits of developing prototype According to SOMM [96] benefits of developing prototype are as following: 1. Communication gap between clients and software
Write a short notes on transition from IPv4 to IPv6
The number and nature of registers is a major factor which distinguishes among computers. For illustration, Intel Pentium has about 32 registers. A number of these registers are sp
How many bits must be decoded for chip select? What is the size of decoder when 128 × 8 RAM chips are required to provide a memory capacity of 2048 bytes? Ans. All higher order l
Q. Standards for scan codes ? There are 3 standards for scan codes: Mode1 (83-key keyboard PC, PC-XT) and Mode2 (84-key AT keyboard) and Mode3 (101-key keyboard onwards). In Mo
What is a binary tree? A binary tree 'T' is described as A finite set of elements, known as nodes, such that: either (i) or (ii) happens: (i) T is empty (known as the 'nu
Problem: (a) (i) Distinguish between Complex Type and Simple Type elements. (ii) List two benefits while using XSDs in XML data modeling. (b) Both XML schema and XSL u
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