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What are the functions of an accumulator?
The accumulator is the register associated with the ALU operations and sometimes I/O operations. It is an integral part of ALU. It holds single of data to be =processed by ALU. It also temporarily keeps the result of the operation performed by the ALU.
read-set(T) : Each data items that are read by a transaction T Timestamps : for all transaction T, the start-time and the end time are reserved for all the three phases.
Association as a cache This association must be updated when any new element is added to it, but testing for overlap using association is more efficient. Figure:
Describe association design of an object by giving one suitable example of it. The Design of Associations Associations are "glue" of advanced object oriented analysis and
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Which is a legal expression in SQL? SELECT NAME FROM EMPLOYEE is a legal expression in SQL.
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