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I applied via Walk-in and was interviewed in Sep 2021. There was 1 interview round.
A template for elevator installation is created by measuring the dimensions of the elevator shaft and creating a blueprint.
Measure the dimensions of the elevator shaft
Create a blueprint based on the measurements
Include details such as the location of the elevator doors, control panel, and wiring
Ensure the template meets safety regulations and building codes
Motor alignment is the process of ensuring the motor shaft is properly aligned with the driven equipment.
Motor alignment is crucial for efficient and safe operation of elevator systems.
Misaligned motors can cause excessive vibration, premature wear and tear, and even catastrophic failure.
Alignment is achieved by adjusting the position of the motor and driven equipment until they are perfectly aligned.
Various tools and ...
The process of fixing a door in an elevator involves troubleshooting the issue and repairing or replacing the faulty components.
Inspect the door for any visible damage or misalignment
Check the door motor and sensors for proper functioning
Replace any damaged or worn-out components such as rollers, hinges, or tracks
Test the door after repair to ensure smooth operation and safety
Follow all safety protocols and regulations
Fix rail refers to the process of securing the rails in place for elevator installation.
Fixing the rail involves ensuring that it is level and securely fastened to the building structure.
The rail must be aligned properly to ensure smooth and safe elevator operation.
Different types of rails may require different installation methods, such as welding or bolting.
Proper installation of the rail is crucial for the safety an
Running clearance is the space required for the elevator car to move smoothly along the guide rails.
Running clearance is the distance between the guide rails and the elevator car.
It is important to ensure that the running clearance is sufficient to prevent any friction or interference between the car and the rails.
Running clearance can vary depending on the type of elevator and the manufacturer's specifications.
For exa...
There are several types of elevator openings depending on the building design and elevator type.
The most common types of elevator openings are center opening, side opening, and telescopic opening.
Center opening doors slide open from the middle and are commonly used in high-rise buildings.
Side opening doors slide open from one side and are commonly used in low-rise buildings.
Telescopic opening doors have multiple panels...
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I applied via Walk-in and was interviewed in Mar 2024. There were 2 interview rounds.
Installation mechanic and electrical wiring diagram
I applied via Campus Placement and was interviewed in Aug 2022. There were 2 interview rounds.
Coding Test-There were 2 coding question which can be solve in any language and 2 sql queries
next was communication round - where they check your speaking and listening skills also few aptitute question.
every round is an elimination round.
Answering questions related to prime numbers, reversing strings, and palindrome numbers.
A prime number is a number that is only divisible by 1 and itself, such as 2, 3, 5, 7, 11, etc.
To reverse a string, you can use a loop to iterate through the string and append each character to a new string in reverse order.
Palindrome numbers are numbers that read the same backward as forward, such as 121, 1331, 1441, etc.
I applied via Campus Placement and was interviewed in Mar 2022. There were 3 interview rounds.
There were three coding questions and two sql releated question.
Ist round is simple and easy and round 2 communication assessment and round 3 interview inwhich mostly dbms questions asked
I applied via Campus Placement and was interviewed in Mar 2022. There were 2 interview rounds.
We were given 3 coding questions which also has test cases which we should pass.
I applied via Campus Placement and was interviewed in Sep 2021. There were 4 interview rounds.
Checked exceptions are checked at compile-time while unchecked exceptions are not.
Checked exceptions are those that are checked at compile-time and must be handled by the programmer using try-catch or throws clause.
Unchecked exceptions are those that are not checked at compile-time and can occur at runtime, such as NullPointerException or ArrayIndexOutOfBoundsException.
Checked exceptions are usually used for recoverabl...
Java does not support multiple inheritance, but it can be achieved using interfaces.
Java supports multiple interface inheritance.
A class can implement multiple interfaces.
Interfaces can have default methods with implementation.
Example: class A implements Interface1, Interface2 {}
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