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Signiwis Technologies Interview Questions and Answers
9 Interview questions
Polymorphism allows objects to be treated as instances of their parent class, enabling method overriding and overloading.
Types of polymorphism: compile-time (method overloading) and runtime (method overriding).
Example of method overloading: multiple functions with the same name but different parameters.
Example of method overriding: a subclass providing a specific implementation of a method defined in its superclas...
Abstraction is the concept of hiding complex details and showing only the essential features of an object or system.
Abstraction allows developers to focus on what an object does rather than how it does it
It helps in reducing complexity and improving efficiency in software development
For example, in object-oriented programming, abstract classes and interfaces are used to define common behaviors without specifying i...
Understanding OOP concepts is crucial for software development, enabling better code organization and reusability.
Encapsulation: Bundling data and methods that operate on the data, e.g., a class representing a bank account.
Inheritance: Creating new classes based on existing ones, e.g., a 'SavingsAccount' class inheriting from 'BankAccount'.
Polymorphism: Allowing methods to do different things based on the object i...
Functional interface is a type of interface in Java that contains only one abstract method.
Functional interface can have any number of default or static methods.
It is used for implementing lambda expressions and functional programming in Java.
Examples of functional interfaces include Runnable, Comparator, and Callable.
Functional interface can be annotated with @FunctionalInterface annotation to ensure it contains ...
A marker interface is an empty interface that marks a class as having a particular property or behavior.
Marker interfaces do not have any methods or properties.
They are used to provide metadata to the compiler or runtime environment.
Examples include Serializable, Cloneable, and Remote interfaces in Java.
Marker interfaces can also be used to indicate that a class belongs to a certain group or category.
Java is a high-level programming language known for its platform independence and object-oriented features.
Platform independence - Java programs can run on any platform that has a Java Virtual Machine (JVM)
Object-oriented - Java supports the principles of encapsulation, inheritance, and polymorphism
Robust - Java has strong memory management, exception handling, and type safety
Secure - Java has built-in security fe...
Meta tags are HTML tags that provide metadata about a webpage. Position refers to the placement of an element on a webpage. Promise is a JavaScript object representing the eventual completion or failure of an asynchronous operation. Callback is a function passed as an argument to another function to be executed after a specific event occurs. Pseudo elements and pseudo classes are CSS selectors that allow styling o...
Abstraction focuses on hiding implementation details, while interface defines a contract for classes to implement.
Abstraction allows for hiding complex implementation details from the user.
Interface defines a contract that classes must follow, but does not provide implementation details.
Abstraction can be achieved through abstract classes and interfaces in object-oriented programming.
Example: Abstract class 'Shape...
Method overloading is having multiple methods in the same class with the same name but different parameters. Method overriding is having a method in a subclass with the same name and parameters as a method in its superclass.
Method overloading is achieved within the same class by having multiple methods with the same name but different parameters.
Method overriding occurs in a subclass when a method has the same nam...
Signiwis Technologies Interview Experiences
12 interviews found
Subhalaxmi Patra
Selected
I applied via Job Portal and was interviewed in Oct 2024. There were 4 interview rounds.
Multiple choice question
It was offline coding test
(3 Questions)
- Q1. What polymorphism
- Q2. Method overloading vs method overriding
- Ans.
Method overloading is having multiple methods in the same class with the same name but different parameters. Method overriding is having a method in a subclass with the same name and parameters as a method in its superclass.
Method overloading is achieved within the same class by having multiple methods with the same name but different parameters.
Method overriding occurs in a subclass when a method has the same name and...
- Q3. Abstraction vs interface
- Ans.
Abstraction focuses on hiding implementation details, while interface defines a contract for classes to implement.
Abstraction allows for hiding complex implementation details from the user.
Interface defines a contract that classes must follow, but does not provide implementation details.
Abstraction can be achieved through abstract classes and interfaces in object-oriented programming.
Example: Abstract class 'Shape' wit...
(2 Questions)
- Q1. Tell me something about Bangalore
- Ans.
Bangalore is known as the Silicon Valley of India, with a vibrant tech industry and pleasant weather.
Hub for IT companies and startups
Known for its pleasant weather throughout the year
Home to prestigious educational institutions like IISc and IIMB
Famous for its gardens and parks, such as Lalbagh and Cubbon Park
- Q2. Something about your college life
Interview Preparation Tips
Vikram
Selected
I appeared for an interview in Feb 2025, where I was asked the following questions.
- Q1. Abstract class and interface
- Q2. Tell me about yourself
Anonymous
I applied via Naukri.com and was interviewed in Jul 2023. There were 5 interview rounds.
Mcq question and answer on Java nothing else if you have skill you clear the interview
Mcq question paper on Java j2ee coding compiler ect are
Normal question like * program sum string array
(4 Questions)
- Q1. Communication only nothing else is
- Q2. Water collage day pad student
- Q3. What's is java and features of java
- Ans.
Java is a high-level programming language known for its platform independence and object-oriented features.
Platform independence - Java programs can run on any platform that has a Java Virtual Machine (JVM)
Object-oriented - Java supports the principles of encapsulation, inheritance, and polymorphism
Robust - Java has strong memory management, exception handling, and type safety
Secure - Java has built-in security feature...
- Q4. What is abstraction and describe
- Ans.
Abstraction is the concept of hiding complex details and showing only the essential features of an object or system.
Abstraction allows developers to focus on what an object does rather than how it does it
It helps in reducing complexity and improving efficiency in software development
For example, in object-oriented programming, abstract classes and interfaces are used to define common behaviors without specifying implem...
Interview Preparation Tips
Skills evaluated in this interview
Mahesh M
Basic java which is like error or output
Pyramid like printing star or number
(1 Question)
- Q1. Java theory question like oops concept and more
Amaresh Kumar
I applied via Walk-in and was interviewed in Apr 2023. There were 4 interview rounds.
28 question multiple option
5 basic coding question they asked
(5 Questions)
- Q1. About oops and multithreading
- Q2. Related arrays and strings
- Q3. No more question they asked
- Q4. What is marker interface
- Ans.
A marker interface is an empty interface that marks a class as having a particular property or behavior.
Marker interfaces do not have any methods or properties.
They are used to provide metadata to the compiler or runtime environment.
Examples include Serializable, Cloneable, and Remote interfaces in Java.
Marker interfaces can also be used to indicate that a class belongs to a certain group or category.
- Q5. What is functional interface
- Ans.
Functional interface is a type of interface in Java that contains only one abstract method.
Functional interface can have any number of default or static methods.
It is used for implementing lambda expressions and functional programming in Java.
Examples of functional interfaces include Runnable, Comparator, and Callable.
Functional interface can be annotated with @FunctionalInterface annotation to ensure it contains only ...
Interview Preparation Tips
Skills evaluated in this interview
I applied via Walk-in and was interviewed in Mar 2023. There were 7 interview rounds.
(1 Question)
- Q1. All question came from Html, Css, JavaScript
(1 Question)
- Q1. What is meta tag? What is position What promise What is callback What is pseudo element and pseudo class
- Ans.
Meta tags are HTML tags that provide metadata about a webpage. Position refers to the placement of an element on a webpage. Promise is a JavaScript object representing the eventual completion or failure of an asynchronous operation. Callback is a function passed as an argument to another function to be executed after a specific event occurs. Pseudo elements and pseudo classes are CSS selectors that allow styling of spe...
To filter the numbers and character from the array
(1 Question)
- Q1. They explain about the bond and company
Tell me about parents, Transportation, Childhood
(1 Question)
- Q1. All type of question come
Skills evaluated in this interview
Vikram Iragond
String programs and pattern programs
Technical concepts related concepts
(1 Question)
- Q1. All java question like exception handling theads collection
Interview Preparation Tips
Manjunath P
I applied via Recruitment Consulltant and was interviewed in Mar 2023. There were 5 interview rounds.
(1 Question)
- Q1. Core java advance java
(1 Question)
- Q1. English knowledge
Java , array, simple java program
(1 Question)
- Q1. Oops, multi threading, jdbc
Interview Preparation Tips
- Core Java
- Advanced Java
Selected
I appeared for an interview before Mar 2024, where I was asked the following questions.
- Q1. 1.fraud company hiering employee and distroy there carrier by creating UAN and saying you have to work in this less salary and if you resign. then we will tell that you have absconded in your Back ground v...
- Q2. 2.fraud company hiering employee and distroy there carrier by creating UAN and saying you have to work in this less salary and if you resign. then we will tell that you have absconded in your Back ground v...
Interview Preparation Tips
(1 Question)
- Q1. Mcq question based on opps consents
- Ans.
Understanding OOP concepts is crucial for software development, enabling better code organization and reusability.
Encapsulation: Bundling data and methods that operate on the data, e.g., a class representing a bank account.
Inheritance: Creating new classes based on existing ones, e.g., a 'SavingsAccount' class inheriting from 'BankAccount'.
Polymorphism: Allowing methods to do different things based on the object it is ...
5 coding questions pattern matching..
(1 Question)
- Q1. In depth Opps question
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Signiwis Technologies Interview FAQs
The duration of Signiwis Technologies interview process can vary, but typically it takes about less than 2 weeks to complete.
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