Nissan Vehicle Testing Engineer Interview Questions and Answers

Q1. Open pump house and Tunnels
Add your answer
Q2. Road and
Add your answer

Probability, time & distance

Advantages and disadvantages of paperless office

Q1. Previous work experience
Add your answer

Q1. Difference between IOC and DI?
Ans. 
IOC is a design pattern where control is inverted, while DI is a technique to achieve IOC by injecting dependencies into a class.
• IOC stands for Inversion of Control, where the control of flow is inverted from the traditional top-down approach.

• DI stands for Dependency Injection, a technique used to implement IOC by injecting dependencies into a class from an external source.

• IOC is a design principle, while DI is a techn...read more
Answered by AI
Add your answer
Q2. Exception handling in the spiring Boot?
Ans. 
Exception handling in Spring Boot allows developers to gracefully handle errors and provide meaningful responses to users.
• Use @ControllerAdvice to handle exceptions globally

• Use @ExceptionHandler to handle specific exceptions

• Return custom error messages or responses to users
Answered by AI
Add your answer
Q3. @RequestBody annotation?
Ans. 
Annotation used in Spring framework to bind the HTTP request body to a method parameter.
• Used in Spring MVC to indicate that a method parameter should be bound to the body of the web request.

• Can be used with various data types like JSON, XML, etc.

• Helps in simplifying the process of handling request data in Spring applications.
Answered by AI
Add your answer
Q4. Function and BiFunction?
Add your answer
Q5. Equals and Hashcode ?
Add your answer
Q6. Type casting in the Java?
Ans. 
Type casting in Java is the process of converting one data type into another.
• Type casting can be done implicitly or explicitly in Java.

• Implicit type casting is done when a smaller data type is converted to a larger data type, while explicit type casting is done when a larger data type is converted to a smaller data type.

• Example of implicit type casting: int num = 10; double result = num;

• Example of explicit type casting
Answered by AI
Add your answer
Q7. Intermediate and terminal operators in Java?
Ans. 
Intermediate and terminal operators are used in Java streams to perform intermediate and terminal operations on elements.
• Intermediate operators are used to transform, filter, or manipulate elements in a stream before passing them to the next operation. Examples include map(), filter(), and sorted().

• Terminal operators are used to trigger the processing of elements in a stream and produce a result. Examples include forEa
Answered by AI
Add your answer
Q8. Functional interface in java?
Ans. 
Functional interface in Java is an interface with only one abstract method. It can have multiple default or static methods.
• Functional interfaces can be annotated with @FunctionalInterface to ensure they have only one abstract method.

• Examples of functional interfaces in Java include Runnable, Callable, and ActionListener.

• Lambda expressions can be used to implement functional interfaces concisely.
Answered by AI
Add your answer
Q9. Various methods in the RestApi?
Ans. 
Various methods in RestApi include GET, POST, PUT, DELETE.
• GET - Used to retrieve data from the server. Example: GET /users

• POST - Used to send data to the server to create a new resource. Example: POST /users

• PUT - Used to update an existing resource on the server. Example: PUT /users/1

• DELETE - Used to delete a resource on the server. Example: DELETE /users/1
Answered by AI
Add your answer
Q10. Coding question find the first non repeting char in the string using java 8.
Ans. 
Using Java 8, find the first non-repeating character in a string.
• Use Java 8 streams to convert the string to a character array.

• Use Collectors.groupingBy to group characters by count.

• Filter out characters with count > 1 and find the first character with count 1.
Answered by AI
Add your answer
Q11. Find the sum of all even numbers without using inbuild methods using stream api.
Ans. 
Sum of all even numbers without using inbuild methods using stream api
• Create an array of numbers

• Use stream to filter out even numbers

• Use stream to sum up the filtered even numbers
Answered by AI
Add your answer

Q1. What is UF SYSTEM
Ans. 
UF SYSTEM stands for Ultrafiltration System, a process used to remove impurities from water by pushing it through a semipermeable membrane.
• UF SYSTEM is a water treatment process that uses a semipermeable membrane to remove particles, bacteria, and other impurities from water.

• It is commonly used in wastewater treatment, drinking water purification, and industrial processes.

• UF SYSTEM operates on the principle of size exc...read more
Answered by AI
Add your answer
Q2. What full fom of ED AND PTED
Add your answer

Q1. Technicals about powertrain design
Add your answer
Q2. Basic questions about function of parts
Add your answer
Q3. Basic questions about how to address field concerns
Add your answer

Q1. Why do you want to join
Add your answer

Indiabix standard aptitude questions

System Design LLD OOPS