GE Healthcare Hardware Engineer Interview Questions and Answers

Basic aptitude questions were asked

Two questions from basic data structures were given to code

Q1. Basic regarding your cv were asked and a simple coding questions was given to code
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Q2. Type of inheritance, and explain
Ans. 
There are four types of inheritance in object-oriented programming: single, multiple, multilevel, and hierarchical.
• Single inheritance: a class inherits from only one base class.

• Multiple inheritance: a class inherits from more than one base class.

• Multilevel inheritance: a class inherits from a class which in turn inherits from another class.

• Hierarchical inheritance: multiple classes inherit from a single base class.
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Q3. Difference between call by value call by reference call by pointer
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Call by value passes a copy of the variable, call by reference passes the actual variable, and call by pointer passes the memory address of the variable.
• Call by value: Changes made to the parameter inside the function do not affect the original variable. Example: int x = 10; func(x);

• Call by reference: Changes made to the parameter inside the function affect the original variable. Example: void func(int &x) { x = 20; }

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