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Birbal AI
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Birbal AI Interview Questions and Answers for Experienced
Birbal AI Interview Experiences for Experienced
1 interview found
Md Nasiruddin Ansari
(2 Questions)
- Q1. How to optimize your database when you have to handle large data ?
- Ans.
Optimizing database for handling large data involves indexing, partitioning, denormalization, and using appropriate data types.
Use indexing on frequently queried columns to improve search performance.
Partition large tables to distribute data across multiple storage devices for faster access.
Denormalize data by reducing the number of joins needed for queries.
Use appropriate data types to minimize storage space and impro
- Q2. How to avoid deadlock ?
- Ans.
Avoid deadlock by implementing proper locking order, using timeouts, and detecting and breaking cycles.
Implement proper locking order to avoid circular dependencies.
Use timeouts when acquiring locks to prevent indefinite waiting.
Detect and break cycles in lock dependencies to prevent deadlock.
Example: If thread A holds lock 1 and waits for lock 2, while thread B holds lock 2 and waits for lock 1, a deadlock can occur.
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Anonymous
I applied via LinkedIn and was interviewed before Sep 2020. There was 1 interview round.
Interview Questionnaire
2 Questions
- Q1. Basic and advanced concepts of java programming with spring fremwork
- Q2. Construct chaining
Interview Preparation Tips
Interview Questionnaire
1 Question
- Q1. Are you strong in subject?
Interview Preparation Tips
I applied via Recruitment Consulltant and was interviewed before Jan 2021. There were 4 interview rounds.
(4 Questions)
- Q1. What are your salary expectations?
- Q2. What is your family background?
- Q3. What are your strengths and weaknesses?
- Q4. Tell me about yourself.
What is the coding ?
(1 Question)
- Q1. Why are you looking for a change?
Interview Preparation Tips
I applied via Company Website and was interviewed in Apr 2021. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. Basic java oops, immutable objects, string immutability, exception handling, final finally finalize, spring bean, hibernate.
Interview Preparation Tips
I applied via Naukri.com and was interviewed in Jul 2021. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. Java basic oops, collections, java 8 ,spring boot, hibernate
Interview Preparation Tips
Interview Questionnaire
2 Questions
- Q1. What's java?
- Ans.
Java is a high-level, object-oriented programming language used to develop applications for various platforms.
Java is platform-independent and can run on any device with a Java Virtual Machine (JVM)
It is known for its security features and is commonly used for developing web applications, mobile apps, and enterprise software
Java code is compiled into bytecode, which can be executed on any platform that has a JVM instal...
- Q2. Why java?
- Ans.
Java is a versatile, platform-independent language with a vast community and extensive libraries.
Java is object-oriented and easy to learn.
It has a vast community and extensive libraries.
It is platform-independent and can run on any device.
Java is secure and reliable.
It is used in various domains like web development, mobile app development, and enterprise applications.
Examples: Android apps, Spring framework, Hadoop,
Skills evaluated in this interview
Interview Questionnaire
1 Question
- Q1. Explain about yourself?
I applied via Campus Placement and was interviewed in May 2021. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. 1. What is jvm 2.Explain Oops 3.Sql queries 4. Rest Api 5. coding problem (Sort arraylist) 6. Known Sorting Algorithm
- Ans.
Interview questions for Java Developer
JVM is a virtual machine that executes Java bytecode
OOPS is a programming paradigm based on objects and classes
SQL queries are used to retrieve data from a database
REST API is a web service that uses HTTP requests to access and manipulate data
Sorting an ArrayList can be done using Collections.sort() method
Known sorting algorithms include Bubble Sort, Quick Sort, and Merge Sort
Interview Preparation Tips
Skills evaluated in this interview
I applied via Naukri.com and was interviewed in Dec 2020. There was 1 interview round.
Interview Questionnaire
3 Questions
- Q1. Tell me some keywords to make a thread safe program in java ?
- Ans.
Keywords for thread safe program in Java
Synchronization using synchronized keyword
Using volatile keyword for shared variables
Using atomic classes for thread safe operations
Using thread safe collections like ConcurrentHashMap
Using locks and semaphores for synchronization
Avoiding shared mutable state
Using immutable objects
Using thread local variables
- Q2. Please let me know keywords name which is available in keyword list but we don't used them.
- Q3. When you will received class modification exception.
- Ans.
Class modification exception occurs when a class is modified after it has been loaded by the JVM.
This exception is thrown when a class is modified and then reloaded by the JVM.
It can occur when a class is modified during runtime or when a new version of a class is loaded.
This exception can be avoided by using a class loader that isolates the classes from each other.
An example of this exception is when a method is added...
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