First Insight Corporation Softwaretest Engineer Interview Questions and Answers

Average question related to basic concepts in logical and aptitude

Q1. Difference between ref and out
Ans. 
ref and out are both used for passing arguments by reference in C#, but out requires the variable to be assigned a value within the method.
• ref is used to pass arguments by reference, allowing the method to modify the value of the variable passed in

• out is similar to ref, but the variable passed in must be assigned a value within the method

• Example: void ModifyValue(ref int num) { num = num * 2; } vs void AssignValue(out
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Q2. Oops concepts with real life example
Ans. 
Oops concepts are fundamental principles of object-oriented programming. Real-life example: Car is an object with properties and behaviors.
• Encapsulation: Car has properties like color and behaviors like drive() method.

• Inheritance: SUV class can inherit from Car class and add additional features.

• Polymorphism: Car class can have a method accelerate() which can be overridden in child classes.

• Abstraction: Driver interacts ...read more
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Q1. Questions on basic .net
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Q2. Questions o DB and simple db queries
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