Halma plc System Engineer Interview Questions and Answers for Experienced

Q1. Technical question related to your work experience
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Q1. About your work experience
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Q1. Discussion about salary and company policies
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Q1. Basic from your resume and about your last profile.
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Q2. Any improvement activity carried in last organization
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Q3. About sensors and plc
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Q1. What is six sigma?
Ans. 
Six Sigma is a data-driven methodology for improving processes by reducing defects and variation.
• Six Sigma aims to achieve near-perfect quality by identifying and eliminating causes of defects or errors.

• It uses statistical tools and techniques to measure and analyze process performance.

• The goal of Six Sigma is to reduce variation and improve efficiency, ultimately leading to cost savings and customer satisfaction.

• Compa...read more
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Q2. What is your best kaizen?
Ans. 
Implemented a kaizen to streamline production process, reducing lead time by 20%.
• Identified bottlenecks in the production process

• Implemented visual management tools to track progress

• Trained team members on new processes and best practices
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Q3. How to control absentissam and attrition?
Ans. 
Absenteeism and attrition can be controlled through various strategies such as improving work culture, offering competitive benefits, and providing opportunities for growth.
• Improve work culture by promoting work-life balance and creating a positive work environment.

• Offer competitive benefits such as health insurance, flexible work hours, and performance bonuses.

• Provide opportunities for growth and development through t...read more
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Q4. OE Calculation Formula
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The OE Calculation Formula is used to determine the efficiency of a process or system.
• OE (Overall Equipment) = (Operating Time - Downtime) / Operating Time

• Operating Time is the total time the equipment is available for production.

• Downtime is the total time the equipment is not available for production.

• OE value ranges from 0 to 1, with 1 indicating perfect efficiency.

• Example: OE = (500 hours - 50 hours) / 500 hours = 0.
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Q5. Roles and responsibility
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Asked general appitude questions with c

Aptitude and 3 coding questions

Q1. All about C programming
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Q2. Asked to write some program
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Reasoning ,core ,code

Codingtechnical interview

Round duration - 30. minutes
Round difficulty - Easy

It was in the evening, question were moderate

Q1. 
Count Subsequences Problem Statement
Given an integer array ARR of size N, your task is to find the total number of subsequences in which all elements are equal.
Explanation:
A subsequence of an array i...read more
Ans. 
Count the total number of subsequences in which all elements are equal in an integer array.
• Iterate through the array and count the frequency of each element.

• Calculate the total number of subsequences for each element using the formula (frequency * (frequency + 1) / 2).

• Sum up the total number of subsequences for all elements and return the result modulo 10^9 + 7.
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Round duration - 30 minutes
Round difficulty - Easy

It was in the night around 9:00 PM.

Q1. 
Pair Sum Problem Statement
You are given an integer array 'ARR' of size 'N' and an integer 'S'. Your task is to find and return a list of all pairs of elements where each sum of a pair equals 'S'.
Note:
...read more
Ans. 
Given an array and a target sum, find all pairs of elements that add up to the target sum.
• Iterate through the array and for each element, check if the complement (target sum - current element) exists in a hash set.

• If the complement exists, add the pair to the result list.

• Sort the pairs based on the first element and then the second element.

• Return the list of pairs as the final result.
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Q1. Salary expectation .
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Q2. Why should I hire you?
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Q1. Mendix Advanced questions.
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Q2. Everything which you mentioned in your resume.
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