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Why is there no polymorphic-type response from a create() or find() method?
Ans) The EJB Specification forbids this behavior, and the weblogic.ejbc compiler checks for this behavior and prohibits any polymorphic type of response from a create() or find() method.
The cause the create() and find() methods are not polymorphic is same to the reason constructors are not polymorphic in Java. The derived classes commonly do not know or cannot initialize the base class properly.
What is guard bits? Guard bits are extra bits which are produced while the intermediate steps to yield maximum accuracy in the final results.
A full adder logic circuit will have ? Ans. The full adder logic circuit also accounts the carry i/p generated in the earlier stage and it will add two bits. Hence three inputs
What is the purpose of zero (z) flag and carry (c) flag? Carry flag holds the carry after addition or the borrow after subtraction. Carry flag also indicates error conditions,
What are the two ways for restricting the value range for a domain? By specifying fixed values. By stipulating a value table.
In a multicomputer system the computational load amid different processors should be balanced. To pass information between different nodes message passing technique is used. The p
Expand CPI-C. CPI-C= Common Program Interface Communication.
What are advantages and disadvantages of using EEPROM? The benefits are that EEPROM do not have to be removed for erasure. Also it is possible to delete the cell contents selec
What are the major characteristics of a pipeline? The major characteristics of a pipeline are: a) Pipelining cannot be executed on a single task, as it works by splitting mu
Q. Illustrate what is a ion pair energy? Answer:- Ion energy contains electric charges called protons (+) and neutrons (0) and electrons (-) charges. It's present in an at
What are the differences between user level threads and kernel supported threads? A thread, sometimes termed a lightweight process (LWP), is a fundamental unit of CPU utilizati
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