Revature Interview Questions and Answers

Aptitude+english+essay+coding

Q1. Can you provide a self-introduction?
Ans. 
I am a recent graduate with a degree in Business Administration and a passion for marketing and project management.
• Recent graduate with a degree in Business Administration

• Passionate about marketing and project management

• Strong communication and organizational skills

• Experience in internships and extracurricular activities
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Q2. What is your preferred coding language?
Ans. 
My preferred coding language is Python.
• Easy to read and write

• Versatile for various applications

• Strong community support and resources
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Q3. Why did you choose the Python programming language?
Ans. 
I chose Python for its simplicity, readability, and versatility in various applications.
• Python is known for its clean and readable syntax, making it easier to learn and understand.

• Python has a large standard library and many third-party libraries, making it versatile for different tasks.

• Python is widely used in data science, machine learning, web development, and automation, providing a wide range of career opportuniti...read more
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Q4. Asked some Basic Questions like Type Casting,Keywords........?
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Q5. What are the steps to execute the Insertion Sort algorithm on an online compiler?
Ans. 
Insertion Sort is a simple sorting algorithm that builds the final sorted array one item at a time.
• Initialize a pointer to the second element in the array.

• Compare the current element with the elements before it and swap if necessary to place it in the correct position.

• Repeat this process for all elements in the array.

• Example: Given array [5, 2, 4, 6, 1, 3], after sorting using Insertion Sort: [1, 2, 3, 4, 5, 6]
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Q1. Can you provide a self-introduction?
Ans. 
I am a recent graduate with a degree in Business Administration and a passion for marketing.
• Recent graduate with a degree in Business Administration

• Passionate about marketing

• Strong communication and analytical skills

• Experience in social media marketing and market research
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Q2. What are your strengths and weaknesses?
Ans. 
My strengths include strong communication skills and attention to detail. My weaknesses include a tendency to be overly critical of myself.
• Strengths: strong communication skills

• Strengths: attention to detail

• Weaknesses: tendency to be overly critical of myself
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Q3. What are the hobbies?
Ans. 
My hobbies include reading, hiking, and playing the guitar.
• Reading: I enjoy reading fiction and non-fiction books in my free time.

• Hiking: I love exploring nature trails and challenging myself with new hikes.

• Playing the guitar: I have been playing the guitar for several years and enjoy learning new songs.
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Q4. Are you ready to relocate?
Ans. 
Yes, I am open to relocating for the right opportunity.
• I am willing to relocate for career growth and new experiences.

• I have relocated in the past for job opportunities and have found it to be a positive experience.

• I understand the importance of being flexible and adaptable in today's job market.
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1. String input="aaabccccbbbdd";
Find how many a, b, c, d are there in the string. Did using java streams.
2.HashMaphm=new HashMap();
hm.put(55,"B");
hm.put(33,"Z");
hm.put(44,"M");
hm.put(99,"I");
hm.put(88,"X");
Sort this hashmap based on values(B, I, M, X, Z). Should be done using java streams.
3.List lists = Arrays.asList(Arrays.asList(1,2,3), Arrays.asList(2,3,4,5), Arrays.asList(5,7,8));
Question was wrong actually. But expectation is to do flatmap and print without duplicates.
Query:
get 3rd highest salary from employee table

Assignment includes Aptitude, Reasoning, 1 Coding Question (Medium Level), 1 SQL Query based Q and an essay writing (3 essays in 15 minutes each of atleast 200 Words).

Q1. Introduction and why not Java?
Ans. 
Java is a popular programming language, but other languages may be more suitable for certain projects or preferences.
• Java is a statically typed language, which may lead to more verbose code compared to dynamically typed languages like Python or JavaScript.

• Some developers prefer languages like Python for data analysis and machine learning projects due to its extensive libraries and ease of use.

• For web development, JavaS...read more
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Q2. Tell about JDBC,JVM, JDK, JRE, Servlets etc. only a bit as i am not from java background.
Ans. 
JDBC, JVM, JDK, JRE, and Servlets are key components in Java development.
• JDBC (Java Database Connectivity) is used to connect Java applications to databases.

• JVM (Java Virtual Machine) is the runtime environment for Java programs.

• JDK (Java Development Kit) is a software development kit for developing Java applications.

• JRE (Java Runtime Environment) is required to run Java applications on a computer.

• Servlets are Java cla...read more
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Q3. Tell about OOPS in C++ (Static Keyword, 4 Pillars,Class vs Struct).
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Q4. Code on online compiler for Overloading and overriding of functions.
Ans. 
Overloading and overriding are two important concepts in object-oriented programming that allow functions to have multiple definitions.
• Overloading: defining multiple functions with the same name but different parameters

• Example: int add(int a, int b) and int add(int a, int b, int c)

• Overriding: redefining a function in a subclass that is already defined in the superclass

• Example: superclass has a method display() and subc...read more
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Q5. 4 SQL Queries based on simple concepts and Syntax based Q on View, Alter, Create Db etc.
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Q6. Eager to learn Java and why choose MongoDb.
Ans. 
I am eager to learn Java because of its widespread use in software development. I choose MongoDB for its flexibility and scalability in handling large volumes of data.
• Java is a popular programming language used for developing a wide range of applications, from web to mobile.

• Learning Java will open up opportunities for me to work on various projects and collaborate with other developers.

• MongoDB is a NoSQL database known...read more
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Q1. Introduction about myself
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Q2. What you know about the role
Ans. 
Software Engineer Trainee role involves learning and applying software development skills under supervision.
• Learning programming languages and tools

• Working on projects under supervision

• Testing and debugging code

• Collaborating with team members

• Participating in training sessions
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Q3. What you know about revature working and clients.
Ans. 
Revature is a technology talent development company that partners with top universities and leading enterprises to train and place software engineers.
• Revature provides training programs for recent graduates and professionals looking to transition into tech roles.

• They work with a variety of clients, including Fortune 500 companies, government agencies, and non-profit organizations.

• Revature's clients benefit from access ...read more
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Q4. About salary structure and willing to relocate.
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Q5. About siblings and fight with them
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Q6. Will tell the results after 3 Weeks and that's it.
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Assusual apti questions from every topics

1. 1 coding Question we can use java, python etc to solve and
2. another 1 sql question

One question based on any one data structure (in my case I solved stack &queue combinely)

Q1. They ask about Ur background qualifications and verify
Ans. 
I hold a degree in Computer Science and have experience in software development, focusing on web applications and programming languages.
• Bachelor's degree in Computer Science from XYZ University.

• Completed internships at ABC Corp, where I developed a web application using React and Node.js.

• Participated in coding competitions, securing top positions in hackathons.

• Contributed to open-source projects on GitHub, enhancing my...read more
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Q2. And then explain the process of company and ask everything is ok for us like bond etc
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Q3. Then sheduled interview on the next day
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Q1. She(hr) introduced herself
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Q2. Then she asked me to introduce myself
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Q3. What are the programming languages u know ( I said I'm strong in java)
Ans. 
I am strong in Java programming language.
• Proficient in Java programming language

• Experience in developing applications using Java

• Knowledge of Java frameworks like Spring and Hibernate
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Q4. Rate Urself in it out of 5
Ans. 
I rate myself 4 out of 5 in IT skills.
• Proficient in programming languages such as Java, Python, and C++

• Experienced in software development and debugging

• Familiar with database management systems like MySQL and MongoDB
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Q5. She asked me to explain lambda expressions in java
Ans. 
Lambda expressions in Java provide a clear and concise way to represent a single method interface using an expression.
• Lambda expressions are introduced in Java 8.

• They enable functional programming by allowing you to pass behavior as a parameter.

• Syntax: (parameters) -> expression or (parameters) -> { statements; }

• Example: (x, y) -> x + y is a lambda that adds two numbers.

• They are commonly used with functional i...read more
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Q6. Explain detaily about Four pillars of oops
Ans. 
The four pillars of OOP are encapsulation, inheritance, polymorphism, and abstraction.
• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Inheritance: Allows a class to inherit properties and behavior from another class.

• Polymorphism: Ability to present the same interface for different data types.

• Abstraction: Hides the complex implementation details and only shows the necessary features.
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Q7. Share Ur screen and get this output (pattern program)
Ans. 
Print a specific pattern using loops
• Use nested loops to print the desired pattern

• Increment the number of characters printed in each row

• Adjust the spacing to create the desired pattern
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Q8. Shorterm and long-term goals
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Q9. If your assigned to a task how can you complete it
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Q10. Exception handling concept (she specifically asked about throw, throws, finally keyword)
Ans. 
Exception handling in Java uses throw, throws, and finally to manage errors and ensure resource cleanup.
• throw: Used to explicitly throw an exception. Example: throw new NullPointerException();

• throws: Declares that a method may throw exceptions. Example: public void myMethod() throws IOException {}

• finally: A block that executes after try/catch, regardless of whether an exception occurred. Example: finally { resource.clo...read more
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Q11. Explain about Static keyword
Ans. 
Static keyword is used in programming languages to declare variables, functions, or classes that are shared among all instances of a class or are only accessible within a specific scope.
• Static variables retain their values between function calls

• Static functions can only be called within the same file

• Static classes cannot be instantiated and are used for grouping related methods and properties
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