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ICT Solutions Interview Questions and Answers
ICT Solutions Interview Experiences
4 interviews found
Anonymous
Selected
I appeared for an interview in Jan 2025.
(4 Questions)
- Q1. How does an economizer function in an air handling unit (AHU)?
- Ans.
An economizer in an AHU functions by using outside air to cool and ventilate a building, reducing the need for mechanical cooling.
Economizer opens dampers to allow outside air into the AHU when conditions are favorable for free cooling
It helps reduce energy consumption by using cooler outside air instead of mechanical cooling
Economizer can be controlled based on temperature, humidity, and air quality sensors
Examples of...
- Q2. What are the interlocks associated with Air Handling Units (AHU)?
- Ans.
Interlocks associated with Air Handling Units (AHU) ensure safe operation and prevent damage.
High temperature interlock to prevent overheating
Low pressure interlock to prevent damage to components
Fan interlock to ensure proper airflow
Filter interlock to indicate when filters need to be replaced
Emergency stop interlock for immediate shutdown in case of emergency
- Q3. What is the operation of a chiller?
- Ans.
A chiller is a machine that removes heat from a liquid via a vapor-compression or absorption refrigeration cycle.
Chillers use refrigerant to absorb heat from the liquid being cooled.
The refrigerant is then compressed, which increases its temperature and pressure.
The hot refrigerant is then passed through a condenser where it releases heat to the surroundings.
The refrigerant then expands through an expansion valve, whic...
- Q4. Why are Air Handling Units (AHUs) controlled more based on Discharge Air Temperatures (DA-Ts) rather than zone temperatures?
- Ans.
AHUs are controlled based on DA-Ts to ensure proper air distribution and comfort in the building.
DA-Ts provide a more accurate representation of the overall system performance.
Controlling AHUs based on DA-Ts helps maintain consistent air distribution throughout the building.
Zone temperatures can fluctuate based on various factors, while DA-Ts give a more stable reference point.
AHUs controlled based on DA-Ts can help pr...
Interview Preparation Tips
Senior Engineer Interview Questions asked at other Companies
Selected
I applied via Approached by Company and was interviewed in Aug 2024. There was 1 interview round.
(1 Question)
- Q1. What you did yesterday from morning till evening. Do Elaborate your response.
- Ans.
Yesterday, I started my day with a morning workout, attended online training sessions, worked on HR projects, and ended the day with a team meeting.
Morning workout - yoga and cardio exercises
Attended online training sessions on HR policies and procedures
Worked on HR projects - updating employee records and conducting interviews
Team meeting - discussed project updates and upcoming tasks
Interview Preparation Tips
HR Trainee Interview Questions asked at other Companies
I applied via Naukri.com and was interviewed in Mar 2024. There were 2 interview rounds.
Dsa, problem solving 30min
Solve the question 90min
Software Developer Interview Questions asked at other Companies
Selected
I applied via Naukri.com and was interviewed in Dec 2022. There were 2 interview rounds.
(3 Questions)
- Q1. 2 wire 3 wire transmitter, Pressure sensor-related Questions, basics of BMS such as AHU HWS CHWS, etc
- Q2. Field sensors such as Pressure sensors related
- Q3. AHU, HWS CHWS system related questions
Interview Preparation Tips
Senior Engineer Interview Questions asked at other Companies
ICT Solutions interview questions for popular designations
Interview questions from similar companies
I applied via Campus Placement and was interviewed before Apr 2020. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. About the basics of c, c++ and java, also asked to explain the project that I developed.
Interview Preparation Tips
I applied via Recruitment Consultant and was interviewed in May 2021. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. All questions related to Digital and networks and they asked core java question like functional interface uses and why do we need it and difference with interface
Interview Preparation Tips
I applied via Naukri.com and was interviewed in Aug 2020. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. Past experience and communication skills
Interview Preparation Tips
I applied via Naukri.com and was interviewed before Oct 2021. There were 3 interview rounds.
(2 Questions)
- Q1. What is AD dns dhcp?
- Ans.
AD DNS DHCP are Microsoft technologies used for network management and authentication.
Active Directory (AD) is a directory service used for authentication and authorization of users and computers in a network.
Domain Name System (DNS) is used for name resolution of network resources.
Dynamic Host Configuration Protocol (DHCP) is used for automatic IP address assignment to network devices.
AD, DNS, and DHCP are often used ...
- Q2. What is IaaS SaaS PaaS?
- Ans.
IaaS, SaaS, and PaaS are cloud computing models that provide different levels of infrastructure, software, and platform services.
IaaS (Infrastructure as a Service) provides virtualized computing resources over the internet, such as servers, storage, and networking.
SaaS (Software as a Service) delivers software applications over the internet, eliminating the need for local installation and maintenance.
PaaS (Platform as ...
General questions for 1 hors online exams
Interview Preparation Tips
Skills evaluated in this interview
I applied via Naukri.com and was interviewed before Jul 2020. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Coming to AEM,Interviewer has covered all the topics.
Interview Preparation Tips
Interview Questionnaire
6 Questions
- Q1. Explain abstract factory design pattern ?
- Ans.
Abstract Factory is a creational design pattern that provides an interface for creating families of related objects.
Abstract Factory is used when we need to create families of related objects without specifying their concrete classes.
It provides an interface for creating objects of related classes without specifying their concrete classes.
It encapsulates a group of factories that have a common theme.
It promotes loose c...
- Q2. How do you do range based map iteration
- Ans.
Range based map iteration can be done using a for-each loop or iterators.
Use a for-each loop to iterate over the map elements.
Alternatively, use iterators to traverse the map.
The range-based for loop is preferred for its simplicity and readability.
Example: for(auto const& [key, value] : myMap) { //do something with key and value }
- Q3. What are detached and joined threads
- Ans.
Detached threads are independent threads that run separately from the main thread. Joined threads are threads that wait for the main thread to finish.
Detached threads are created using pthread_detach() function
Joined threads are created using pthread_join() function
Detached threads do not need to be explicitly terminated
Joined threads must be explicitly terminated using pthread_exit() or return statement
Detached thread...
- Q4. What are static code analysis tools
- Ans.
Static code analysis tools are software programs that analyze source code to find potential issues and improve code quality.
Static code analysis tools scan code without executing it
They can detect issues such as security vulnerabilities, coding errors, and performance problems
Examples of static code analysis tools include SonarQube, ESLint, and Checkstyle
- Q5. Command to list currently running threads in linux
- Ans.
Command to list currently running threads in linux
Use the 'ps' command with the 'H' option to display threads in a hierarchy
Use the 'top' command to display threads in real-time
Use the 'htop' command for an interactive display of threads
- Q6. Can we perform arithmetic operation on Unique pointer
- Ans.
No, arithmetic operations cannot be performed on unique pointers.
Unique pointers are used to manage the lifetime of dynamically allocated objects.
They cannot be copied or assigned, only moved.
Arithmetic operations are not defined for pointers, including unique pointers.
Skills evaluated in this interview
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