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Al Salem Johnson Controls Project Engineer Interview Questions and Answers for Experienced
Al Salem Johnson Controls Project Engineer Interview Experiences for Experienced
1 interview found
Anonymous
I applied via Referral and was interviewed before Nov 2019. There were 4 interview rounds.
Interview Questionnaire
3 Questions
- Q1. What is the the difference between and air cooled system and water cooled system?
- Ans.
Air cooled systems use air to dissipate heat while water cooled systems use water to dissipate heat.
Air cooled systems are typically smaller and less expensive than water cooled systems.
Water cooled systems are more efficient at dissipating heat than air cooled systems.
Air cooled systems are often used in smaller applications such as personal computers and small electronics.
Water cooled systems are commonly used in lar...
- Q2. For a Package unit of 25 TR capacity, what are the parameters you will look for if you are going in for replacement?
- Ans.
Parameters to consider for replacing a 25 TR capacity package unit.
Age of the existing unit
Efficiency of the existing unit
Maintenance history of the existing unit
Cost of replacement
Availability of spare parts and service
Environmental impact of the existing unit
Compatibility with existing system
Energy efficiency of the new unit
- Q3. For and 100TR chilled water system desgin the pipe size, specify the components involved?
- Ans.
For a 100TR chilled water system, the pipe size and components involved are...
Pipe size should be determined based on the flow rate and pressure drop requirements
Components involved include chillers, pumps, cooling towers, air handling units, valves, and sensors
Chillers can be air-cooled or water-cooled and can use reciprocating, centrifugal, or screw compressors
Pumps are used to circulate the chilled water through the...
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I applied via Campus Placement and was interviewed before Oct 2020. There were 5 interview rounds.
Interview Questionnaire
1 Question
- Q1. As fresher I was asked about basic technology i have learn in my academic year.
Interview Preparation Tips
I applied via Campus Placement and was interviewed before May 2021. There were 3 interview rounds.
It was Normal aptitude consisting of Apt quant reasoning and coding question
(1 Question)
- Q1. Question related to programing
(1 Question)
- Q1. What are your strengths
Interview Preparation Tips
I applied via Naukri.com and was interviewed before Apr 2021. There were 4 interview rounds.
It contains reasoning, aptitude English etc.
Two coding questions.
(1 Question)
- Q1. Asked about basic programming, SQL, college project.
(1 Question)
- Q1. Asked basic HR questions like flexible to work and location etc.
Interview Preparation Tips
I applied via Company Website and was interviewed before Dec 2020. There were 4 interview rounds.
Interview Questionnaire
2 Questions
- Q1. In technical round, Few questions related to my academic projects
- Q2. Next the interviewer asked to frame an algorithm of coding for any of the object in the room.
- Ans. I found his laptop was charging. Since I am from ECE background, I know how the charger works. So I coded for that functionality
Interview Preparation Tips
I applied via Campus Placement and was interviewed before Aug 2021. There were 2 interview rounds.
It’s easy prepare the basic aptitude it’s more than enough
Prepare coding from GeeksforGeeks one is easy one is difficult
Interview Preparation Tips
- OOPS
I applied via Approached by Company and was interviewed before Dec 2021. There were 3 interview rounds.
(1 Question)
- Q1. What is n-tier architecture
- Ans.
n-tier architecture is a software design pattern that divides an application into logical layers.
It separates presentation, application processing, and data management functions.
Each layer can be developed and maintained independently.
Examples include 3-tier and 4-tier architectures.
It improves scalability, maintainability, and flexibility of the application.
(1 Question)
- Q1. What is your expectation from company
Interview Preparation Tips
I applied via Campus Placement and was interviewed before Sep 2020. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. Normalization in DBMS,Basics of C programming,Object Oriented Programming Concepts
Interview Preparation Tips
I applied via Campus Placement and was interviewed before Aug 2020. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. What is dqueue?
- Ans.
dqueue is a data structure that allows insertion and deletion of elements from both ends.
dqueue stands for double-ended queue.
It is also known as deque.
It can be implemented using arrays or linked lists.
Examples of applications include job scheduling and CPU task management.
Operations include push, pop, inject, and eject.
Interview Preparation Tips
Skills evaluated in this interview
I applied via Naukri.com and was interviewed before Oct 2020. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. During the interview we should ask the question to candidate as under “Can I call now your reporting boss and what should he will tell about you”
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Al Salem Johnson Controls Interview FAQs
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