Quest Global Interview Questions, Process, and Tips

Q1. Multi threaded in Java
Ans. 
Multithreading in Java allows multiple threads to run concurrently, improving performance and responsiveness.
• Multithreading is achieved in Java by extending the Thread class or implementing the Runnable interface.

• Threads share the same memory space, so synchronization is important to prevent data corruption.

• Java provides synchronized keyword, locks, and atomic variables for thread synchronization.

• Example: Creating a ne...read more
Answered by AI
Add your answer
Q2. Finally in Java
Add your answer
Q3. Polymorphism in Java
Ans. 
Polymorphism in Java allows objects of different classes to be treated as objects of a common superclass.
• Polymorphism is achieved through method overriding and method overloading.

• Method overriding allows a subclass to provide a specific implementation of a method that is already provided by its superclass.

• Method overloading allows multiple methods with the same name but different parameters to coexist in the same class...read more
Answered by AI
Add your answer
Q4. Garbage Collection
Add your answer

1 hour duration with questions related to digital, aptitude, c programming and mpmc

Same as round 1 with little more difficulty level

Q1. Basics of digital electronics and projects
Add your answer
Q2. Basics of digital, projects
Add your answer

Q1. Explain about oil skid
Ans. 
An oil skid is a compact unit used for the storage, filtration, and transfer of oil in industrial applications.
• Oil skids are commonly used in industries such as oil and gas, power generation, and manufacturing.

• They typically include components such as pumps, filters, valves, and control systems.

• Oil skids are designed to be portable and easy to install, allowing for quick setup and operation.

• They help in maintaining the...read more
Answered by AI
Add your answer
Q2. P&ID explanation
Ans. 
P&ID stands for Piping and Instrumentation Diagram, a detailed diagram that shows the piping and instrumentation of a process flow.
• P&ID is a detailed diagram that shows the piping, equipment, instrumentation, and controls of a process flow.

• It uses standardized symbols to represent components like valves, instruments, and pipelines.

• P&IDs are used in the design, construction, and maintenance of industrial processes.

• They ...read more
Answered by AI
Add your answer

Q1. Power plant production you worked in
Ans. 
I have experience working in a power plant production facility.
• Managed daily operations to ensure efficient power generation

• Implemented maintenance schedules to prevent downtime

• Optimized production processes to increase output

• Ensured compliance with safety regulations and environmental standards
Answered by AI
Add your answer
Q2. What does thermal power input and output range
Ans. 
Thermal power input and output range refers to the amount of heat energy supplied to a system and the amount of heat energy produced by the system.
• Thermal power input is the amount of heat energy supplied to a system, typically measured in watts or BTUs

• Thermal power output is the amount of heat energy produced by the system, also measured in watts or BTUs

• The input and output range can vary depending on the efficiency o...read more
Answered by AI
Add your answer

Q1. Sql queries join and left join
Add your answer

Q1. Introduce yourself
Add your answer

Q1. Asked about previous project.
Ans. You need to describe your current project
Answered Anonymously
Add your answer
Q2. Java 8 stream question (sorting,skip) sql query, exception,question from collection framework,different between hashmap and concurrent map
Ans. You need to study all these things
Answered Anonymously
Add your answer
Q3. Asked to write sql queries
Add your answer
Q4. Asked to write one custom exception class
Add your answer
Q5. Asked difference between finally,finalize keyword in java
Add your answer