Cognizant Programmer Analyst Interview Questions, Process, and Tips

I dont remember questions. also i follow Non disclosure policy

Q1. Java related questions basic
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Q2. What is inheritance
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Inheritance is a concept in object-oriented programming where a class can inherit attributes and methods from another class.
• Allows for code reusability by creating a new class based on an existing class

• Derived class inherits properties and behaviors of the base class

• Can have multiple levels of inheritance (e.g. grandparent, parent, child classes)
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Q3. What is interface
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An interface in programming refers to a set of methods that a class must implement.
• Interfaces define a contract for classes to follow.

• Classes can implement multiple interfaces.

• Interfaces are used to achieve abstraction and multiple inheritance.

• Example: Java interfaces like Comparable or Runnable.
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Q4. Project related questions
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Q1. Nothing much... asked about background
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Q1. Explain Datastrucures
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Data structures are ways of organizing and storing data in a computer so that it can be accessed and manipulated efficiently.
• Data structures define the way data is stored, accessed, and manipulated in a computer program.

• Examples include arrays, linked lists, stacks, queues, trees, and graphs.

• Each data structure has its own strengths and weaknesses, making them suitable for different types of problems.

• Choosing the right...read more
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Q1. Where do u see after five years
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Q1. 1. What is polymorphism
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Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• There are two types of polymorphism: compile-time (method overloading) and runtime (method overriding).

• Example: Inheritance in OOP allows a child class to override a method from its parent class, exhibiting polymo
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Q2. Tell me different ways to introduce infinite loop
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Different ways to introduce infinite loop in programming
• Using while loop with condition that always evaluates to true

• Using for loop with condition that never becomes false

• Using recursion without a base case

• Using goto statement to jump back to the beginning of the loop
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Quant,reasoning, English

Coding questions on arithmetic operations some loop related questions

Q1. Tell me about strength and weakness
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My strength is problem-solving skills and attention to detail. My weakness is sometimes being too critical of my own work.
• Strength: Strong problem-solving skills - I enjoy tackling complex issues and finding efficient solutions.

• Strength: Attention to detail - I am meticulous in my work to ensure accuracy and quality.

• Weakness: Being too critical of my own work - I strive for perfection and can be overly self-critical at
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