Explain pointers
What do you mean by a pointer and does Java support pointers?
Expert
Pointer is defined as a reference handle to a memory location improper handling of pointers leads to memory leaks and reliability issues hence Java doesn't support the usage of pointers.
What do you understand by Auto Wiring?
Write a function that takes an integer value and returns the number with its digits reversed. For example, given 7631, the function should return 1367.
How many modules are in a Spring? Explain.
Illustrate the advantages of Spring framework?
Define exception? Demonstrate the working of nested try blocks, with suitable examples?
Illustrate objects lock and which objects have locks?
hatcher also created the accompanying Level 1 data flow diagram for this process. Unfortunately, this DFD has numerous syntax and semantic errors. Identify the errors. Redraw the DFD to more correctly represent the receive supplier shipments process.
Describe different modules in a Spring framework?
Illustrate synchronization and why is it stated as important?
Illustrate JDBC abstraction and DAO module?
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