PTC Interview Questions, Process, and Tips

First 20 question for apti and then coding round of 20 questions each from c/c++ , java and SQL

Q1. OOPS questions Data structure like linked list Binary search SQL
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Q2. Is multiple inheritance allowed in java?
Ans. 
No, multiple inheritance is not allowed in Java.
• Java does not support multiple inheritance for classes to avoid the diamond problem.

• However, multiple inheritance is allowed for interfaces in Java.

• Example: class A extends B, C is not allowed, but interface A extends B, C is allowed.
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Q3. What is inheritance
Ans. 
Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
• Allows a class to inherit attributes and methods from another class

• Promotes code reusability and reduces redundancy

• Creates a parent-child relationship between classes

• Example: Class 'Car' can inherit properties and methods from class 'Vehicle'
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Q4. What is real time example of polymorphism
Ans. 
Polymorphism in software development is like a person driving different vehicles using the same driving skills.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• For example, a superclass 'Shape' can have subclasses like 'Circle' and 'Rectangle' which can be treated as 'Shape' objects.

• Calling a method like 'draw()' on a 'Shape' object will execute the specific implementatio...read more
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Q5. What is your project based on?
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Q1. Technical about creo question
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Q1. Technical about creo question
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Test was simple basic coding questions

Codes were also easy to medium level

Q1. All fundamentals of OOPS, SQL, basic DSA Web dev Qs Internship related Qs and Project based Totally resume based
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Q1. Power trading related
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Q2. Power trading and power market
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Q1. Basics of mechanical engineering
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Q2. Stress, strain and some basic definitions
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Q3. Constrain in autocad/solidworks
Ans. 
Constrain is a tool used in AutoCAD/SolidWorks to restrict the movement of objects.
• Constraining objects ensures that they maintain a specific position or relationship to other objects

• Examples of constraints include horizontal, vertical, tangent, and concentric constraints

• Constraints can be added manually or automatically using the software's constraint tools
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Q4. Basic tools of solidworks
Ans. 
Basic tools of SolidWorks include sketching, modeling, assembly, and drawing tools.
• Sketching tools: used to create 2D sketches that can be extruded or revolved to create 3D models

• Modeling tools: used to create 3D models by extruding, revolving, sweeping, lofting, and more

• Assembly tools: used to assemble multiple parts into a single model

• Drawing tools: used to create 2D drawings of 3D models for manufacturing or documen
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Q1. Brief summary about my self
Ans. 
I am a dedicated and experienced technical support engineer with a strong background in troubleshooting and problem-solving.
• Over 5 years of experience in providing technical support to customers

• Proficient in diagnosing and resolving hardware and software issues

• Skilled in troubleshooting network connectivity problems

• Excellent communication and customer service skills

• Ability to work under pressure and meet tight deadline
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Q2. Asked about My family background
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Q3. Asked about my education
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