JBS Enterprises Engineer Interview Questions and Answers

Q1. What is bjt? What is mosfet? Explain transistor as a switch Explain and, or, not gat structure
Ans. 
BJT stands for Bipolar Junction Transistor, MOSFET stands for Metal-Oxide-Semiconductor Field-Effect Transistor. Transistor can act as a switch. Gates are basic logic structures.
• BJT is a type of transistor that uses both electron and hole charge carriers.

• MOSFET is a type of transistor that uses an electric field to control the flow of current.

• Transistor as a switch: When a small current is applied to the base of a BJT,...read more
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Q1. Define inheritance
Ans. 
Inheritance is a concept in object-oriented programming where a class can inherit attributes and methods from another class.
• Allows for code reusability by creating a new class based on an existing class

• Derived class (subclass) inherits properties and behaviors from a base class (superclass)

• Can have multiple levels of inheritance (subclass inheriting from another subclass)

• Example: Animal class can be a base class with D
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Q1. Notice Period and expected CTC
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Q2. Current Work related question
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Q1. What is Testing
Ans. 
Testing is the process of evaluating a system or application to identify defects or errors.
• Testing involves executing a system or application to find bugs or issues.

• It ensures that the software meets the specified requirements and works as expected.

• Types of testing include unit testing, integration testing, system testing, and acceptance testing.
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Q2. What is Gr&r proces
Ans. 
GR&R (Gauge Repeatability and Reproducibility) is a statistical method used to assess the variation in measurement systems.
• GR&R evaluates the measurement system's ability to provide consistent results.

• It consists of three components: repeatability, reproducibility, and equipment variation.

• An example of GR&R is conducting a study to determine if different operators using the same gauge obtain similar results.

• The goal of...read more
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Q1. Explain about yourself self introduction
Ans. 
I am a dedicated and hardworking Junior Engineer with a passion for problem-solving and innovation.
• I recently graduated with a degree in Engineering from XYZ University.

• I have experience working on various projects during my internships, including designing and testing new products.

• I am proficient in CAD software and have strong analytical skills.

• I am a team player and enjoy collaborating with others to achieve common
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Q2. What is your notice period
Ans. 
My notice period is currently 30 days.
• My notice period is 30 days

• I am required to give a 30-day notice before leaving my current position

• I am available to start a new role after 30 days
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Q1. Explain the previous experience
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Q2. Brief your job role and responsiblities
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Q1. SMt & Wave soldering
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Q2. Wave soldering process and SmT process
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General questions and department related questions will be asked

Q1. If fresher they will ask about them and achievements they done in college and internships
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Q1. Will ask for further details to move next step
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Q1. Salary negotiation and willingness to work
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Q2. Are you interested to work here
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