21. What is the difference between QA and testing? The goals of QA are very different from the goals of testing. The purpose of QA is to prevent errors is …
Technical Interview Questions and Answers
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Latest Manual Testing Interview Questions and Answers Part-2
by Sby S11. If an application is in production, and one module of code is modified, is it necessary to retest? just that module or should all of the other modules be …
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Latest Manual Testing Interview Questions and Answers Part-1
by Sby S1. What are the components of an SRS? An SRS contains the following basic components: Introduction Overall Description External Interface Requirements System Requirements System Features
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PL/SQL Interview Questions and Answers Part-5
by Sby S41. Explain autonomous transaction. An autonomous transaction is an independent transaction of the main or parent transaction. It is not nested if it is started by another transaction. There are …
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PL/SQL Interview Questions and Answers Part-4
by Sby S31. How would you reference column values BEFORE and AFTER you have inserted and deleted triggers? Using the keyword “new.column name”, the triggers can reference column values by new collection. …
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PL/SQL Interview Questions and Answers Part-3
by Sby S21. Show the two PL/SQL cursor exceptions. Cursor_Already_Open Invaid_cursor 22. What operators deal with NULL? NVL converts NULL to another specified value.
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PL/SQL Interview Questions and Answers Part-2
by Sby S11. What are the rules to be applied to NULLs whilst doing comparisons? 1) NULL is never TRUE or FALSE 2) NULL cannot be equal or unequal to other values …
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PL/SQL Interview Questions and Answers Part-1
by Sby S1.What is PL/SQL? PL/SQL is a procedural language that has both interactive SQL and procedural programming language constructs such as iteration, conditional branching. 2.What is the basic structure of PL/SQL? …
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Latest C++ Interview Questions and Answers Part-4
by Sby S31. What is difference between function overloading and operator overloading? A function is overloaded when same name is given to different function. While overloading a function, the return type of …
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Latest C++ Interview Questions and Answers Part-3
by Sby S21. What is the difference between macro and iniine? Inline follows strict parameter type checking, macros do not. Macros are always expanded by preprocessor, whereas compiler may or may not …