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I applied via Approached by Company and was interviewed in Feb 2024. There were 3 interview rounds.
3GPP specifications are technical standards developed by the 3rd Generation Partnership Project for mobile telecommunications.
3GPP specifications cover various aspects of mobile communication such as network architecture, protocols, and services.
Examples of 3GPP specifications include LTE (Long-Term Evolution), 5G NR (New Radio), and VoLTE (Voice over LTE).
Planning & 3GPP Questions
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I applied via Naukri.com and was interviewed in Nov 2020. There were 5 interview rounds.
I applied via Recruitment Consultant and was interviewed in Mar 2021. There were 3 interview rounds.
I applied via Company Website and was interviewed before Oct 2019. There were 4 interview rounds.
I applied via Job Fair and was interviewed before May 2021. There were 3 interview rounds.
I applied via Campus Placement and was interviewed in Jan 2021. There were 3 interview rounds.
Swap two numbers with and without temporary variable
Without temporary variable: Use addition and subtraction
With temporary variable: Use a third variable to store the value of one of the numbers
Example without temporary variable: a=5, b=7; a=a+b; b=a-b; a=a-b;
Example with temporary variable: a=5, b=7; temp=a; a=b; b=temp;
I applied via Naukri.com and was interviewed before May 2021. There were 3 interview rounds.
I will follow a structured approach for writing programs.
I will first analyze the problem and gather requirements.
Then, I will design a solution and create a plan.
Next, I will write the code and test it thoroughly.
Finally, I will deploy the program and maintain it.
I will also document the code and follow coding standards.
I was interviewed in Mar 2021.
I applied via Campus Placement and was interviewed before Sep 2019. There were 5 interview rounds.
OOPs concepts in Java are the fundamental principles of object-oriented programming.
Encapsulation: wrapping data and code into a single unit
Inheritance: creating new classes from existing ones
Polymorphism: using a single interface to represent multiple types
Abstraction: hiding implementation details from the user
Examples: class, object, inheritance, polymorphism, encapsulation
Stack is a LIFO data structure while Queue is a FIFO data structure.
Stack follows Last In First Out (LIFO) principle while Queue follows First In First Out (FIFO) principle.
Stack has two main operations: push and pop while Queue has two main operations: enqueue and dequeue.
Stack is used in recursive function calls, undo/redo operations, and backtracking while Queue is used in breadth-first search, printing tasks in ord...
SQL query to find second highest salary in database
Use ORDER BY and LIMIT to get the second highest salary
Assume ties are allowed and use DISTINCT
Method overloading is having multiple methods 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 done within the same class while method overriding is done in different classes (subclass and superclass).
Method overloading is achieved by changing the number of parameters or the data type of ...
The parent class of all classes in Java is the Object class.
All classes in Java implicitly extend the Object class.
The Object class provides basic methods such as toString(), equals(), and hashCode().
Any class can override these methods to provide custom implementations.
Example: public class MyClass extends Object { ... }
Example: Object obj = new MyClass();
SQL databases are relational and use structured query language, while NoSQL databases are non-relational and use various data models.
SQL databases are based on a fixed schema, while NoSQL databases are schema-less.
SQL databases use tables to store data, while NoSQL databases use various data models like key-value, document, columnar, or graph.
SQL databases are better suited for complex queries and structured data, whil...
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