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Interface is a blueprint of a class, while functional interface is an interface with only one abstract method.
Interface can have multiple abstract methods, while functional interface can have only one abstract method.
Functional interfaces can be used with lambda expressions in Java.
Examples of functional interfaces in Java include Runnable, Callable, and ActionListener.
Calculate the frequency of each string in an array of strings.
Iterate through the array and use a hashmap to store the frequency of each string
Return the hashmap with string as key and frequency as value
Example: ['apple', 'banana', 'apple'] => {'apple': 2, 'banana': 1}
I applied via Recruitment Consulltant and was interviewed in Mar 2024. There were 3 interview rounds.
Arrays, string, Java
I was interviewed in May 2024.
Total 35 questions were asked and criteria for next round was 50%
I applied via Referral and was interviewed in Aug 2023. There were 2 interview rounds.
Basic questions about relations and logical questions
Java concepts like polymorphism and interfaces
Technoelevate interview questions for popular designations
I applied via LinkedIn and was interviewed in Sep 2022. There were 2 interview rounds.
Interface is a blueprint for a class that defines a set of methods without implementation.
Interface is used to achieve abstraction in OOP
It allows multiple inheritance in Java
Example: Comparable interface in Java
Interfaces can have default and static methods in Java 8
I applied via Company Website and was interviewed in Jul 2024. There were 2 interview rounds.
posted on 18 Dec 2024
I applied via Naukri.com and was interviewed in Dec 2024. There were 2 interview rounds.
I applied via Walk-in and was interviewed in Dec 2024. There were 2 interview rounds.
Process planning refers to the methodical approach of determining the best possible way to manufacture a product or deliver a service by considering various aspects such as resources, timelines, and methodologies involved in production or execution.
I applied via Naukri.com and was interviewed in Dec 2024. There was 1 interview round.
I applied via Naukri.com and was interviewed in Dec 2024. There was 1 interview round.
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