KONE Interview Questions, Process, and Tips

It was a written round consists of Apti, coding and Verbal, cognitive.

Q1. What is the features of Java and difference between JDK, JVM, JRE?
Ans. 
Java is a popular programming language known for its features like platform independence, object-oriented programming, and automatic memory management.
• JDK (Java Development Kit) is a software development kit used for developing Java applications. It includes JRE, compiler, debugger, and other tools.

• JVM (Java Virtual Machine) is an abstract machine that provides a runtime environment for Java bytecode to be executed. It...read more
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Q2. Cocept of Inheritance
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Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
• Inheritance allows for code reusability by creating a new class that is based on an existing class.

• The new class, known as the subclass or derived class, inherits attributes and methods from the parent class, known as the superclass or base class.

• Subclasses can also add new attributes or methods, o...read more
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Q3. And Many more questions related to JAVA, DSA, and React,Js
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Q1. React js related questions and Javascript
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Q1. Family Background , relocation
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Q1. MBM work procedure, CarTop Entry, Pit Entry Access , Take-5
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Q2. Lift Running Clearance, V3F Working Principle, Encoder Function, Open Loop and closed Loop Different
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Q1. Technical questions core subject
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Q2. Core subject related question you must attempt all the questions no negative marking
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My Gd topic was AI will take job or create job

Q1. Panel interview
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Q2. Basic questions about life then technical questions and about elevator industry
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Q1. Plumb drop and bracket fixing
Ans. 
Plum drop karne se pahle temporary wooden ki template banai jaati hai drawing ke according usko banakar top floor bedroom mein fix ki jaati hai uske bad plum drop karte Hain aur drawing ke according set kiye jaate Hain drawing ke according bracket to bracket marking karke (fix kiye jaate Hain
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Q2. Customer handling
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Q3. Rail hosting and rail alignment
Ans. 
Car and counter real hosting high risk activity and (to bracket alignment and car and counter with diagonal
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Q4. Motor wasting with wiring
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Q5. Roping door fixing whith safety
Ans. 
Roping pahle counter ki taraf se ki jaati hai yah ek risk activities hai isko karne se pahle proper communication hona chahie and certified employees honi chahie
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Q1. Work experience about our field
Ans. 
I have over 10 years of experience working in the elevator industry, specializing in installation, maintenance, and repair of various elevator systems.
• Extensive experience in installing new elevator systems and modernizing existing ones

• Proficient in conducting routine maintenance checks and troubleshooting issues

• Skilled in repairing mechanical and electrical components of elevators

• Knowledgeable about safety regulations
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Q1. Technical round was more about electronics fundamentals and design related
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Written Test about psychological, questions were more about real time situations

Q1. HR round was normal salary discussion and company policies discussion
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Q1. Electrical component or electronices engineering
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Q2. Diode, transistor,rectifier,mosfet.smps,inverter,cycloconverter,basic motor principal, transformer
Ans. 
Converter current flowing one direction in the circuit convert ac into dc is semiconductor devices, cycloconverter are easily used in 1 phase to 3 phase convert power also
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Q3. Uses of multimeter and calibration of instrument
Ans. 
A multimeter is a versatile tool used to measure voltage, current, and resistance in electrical circuits. Calibration ensures accuracy of measurements.
• Multimeters are used to measure voltage, current, and resistance in electrical circuits

• Calibration involves adjusting the multimeter to ensure accurate readings

• Regular calibration is important to maintain the accuracy of the instrument

• Examples of calibration methods incl...read more
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Q4. Measurment of current device's another voltagees,electomotive force
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To measure current device's other voltages and electromotive force, use a multimeter set to the appropriate range.
• Set the multimeter to the voltage or electromotive force setting depending on what you want to measure.

• Connect the multimeter leads to the appropriate terminals of the device being measured.

• Read the measurement displayed on the multimeter.

• Ensure the multimeter is set to the correct range to avoid damaging t...read more
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Q1. Salary range or ask to previous company benefit
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