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I applied via Company Website and was interviewed in Sep 2024. There were 2 interview rounds.
To check if an IP address is correct, validate the format and range of each octet.
Check if the IP address has 4 octets separated by periods.
Validate each octet to be between 0 and 255.
Ensure there are no leading zeros in each octet.
Use regular expressions for pattern matching.
Consider using built-in libraries like ipaddress in Python.
Top trending discussions
I applied via Naukri.com and was interviewed in May 2024. There was 1 interview round.
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...
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
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.
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
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
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.
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
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.
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
I applied via LinkedIn and was interviewed in Jun 2024. There was 1 interview round.
Study some dsa related questions, like String and array based
I applied via Referral and was interviewed in Jan 2024. There were 2 interview rounds.
Indiabix standard aptitude questions
System Design LLD OOPS
I applied via Campus Placement and was interviewed in Aug 2024. There were 3 interview rounds.
I was on data structures on python , c++, sql and java
Case study of real life
I applied via Naukri.com and was interviewed in Feb 2022. There were 2 interview rounds.
The company is a software development firm.
The company specializes in developing software solutions for various industries.
It has a team of experienced software engineers and developers.
The company has a strong focus on innovation and staying up-to-date with the latest technologies.
It has a reputation for delivering high-quality software products on time and within budget.
Some of the company's clients include major cor...
I applied via Recruitment Consulltant and was interviewed before Feb 2021. There was 1 interview round.
I applied via Recruitment Consulltant and was interviewed before Feb 2021. There was 1 interview round.
I applied via Campus Placement and was interviewed before Jul 2020. There was 1 interview round.
I was interviewed in Aug 2024.
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...
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