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I applied via Referral and was interviewed before Oct 2022. There were 2 interview rounds.
Software development life cycle is a process used by software development teams to design, develop, test, and deploy software applications.
SDLC consists of several phases including planning, analysis, design, implementation, testing, and maintenance.
Each phase has its own set of activities and deliverables that contribute to the overall success of the project.
Examples of SDLC models include Waterfall, Agile, and DevOps...
Software testing life cycle involves planning, designing, executing, and reporting on tests to ensure quality software.
Planning phase involves defining test objectives, scope, and strategy.
Design phase includes creating test cases, test data, and test environment setup.
Execution phase involves running tests, recording results, and analyzing defects.
Reporting phase includes documenting test results, defects, and overall
Retesting is testing the same functionality again to ensure the defect is fixed, while regression testing is testing the unchanged parts of the software to ensure new changes haven't affected them.
Retesting is done to confirm that a specific defect has been fixed, while regression testing is done to ensure that new changes have not affected the existing functionality.
Retesting focuses on the defect fixes, while regress...
Data types are classifications of data items that tell the compiler or interpreter how the programmer intends to use the data.
Primitive data types: int, float, double, char, boolean
Non-primitive data types: arrays, classes, interfaces
Derived data types: pointers, references
I applied via Referral and was interviewed before Mar 2022. There were 4 interview rounds.
Maths, puzzle,general knowledge
I applied via Walk-in and was interviewed before Sep 2020. There were 4 interview rounds.
I appeared for an interview before Jul 2020.
Yes, Infosys is listed on the Indian stock exchanges as well as on the NYSE.
Infosys is listed on the Bombay Stock Exchange (BSE) and National Stock Exchange of India (NSE)
It is also listed on the New York Stock Exchange (NYSE)
Infosys has a market capitalization of over $80 billion as of 2021
I applied via Company Website and was interviewed before Feb 2020. There was 1 interview round.
I applied via Naukri.com and was interviewed before May 2020. There were 3 interview rounds.
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...
I applied via Company Website and was interviewed before Oct 2019. There were 4 interview rounds.
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