Mphasis Back Office Staff Interview Questions and Answers

Q1. Reverse a number without using loop
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Reverse a number without loop
• Convert the number to a string

• Use string slicing to reverse the string

• Convert the reversed string back to a number
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Q1. Why should we hire you?
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Q1. QA Related question ,
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Q1. Salary discussion,Negotiation
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Q1. Questions are based on your profile
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Q2. Questions are based on what you work
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Recursion Program - Flat an Object

Q1. React Indept questions related to scalability, optimisation and coding best practices
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Q2. Javascript - event loop, prototype, webpack, babel,
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Q3. React Unit Testing, Redux
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Q1. HOW JVM works ?
Ans. 
JVM is a virtual machine that executes Java bytecode. It manages memory, provides security, and facilitates garbage collection.
• JVM loads the bytecode generated by the Java compiler and interprets it.

• It uses Just-In-Time (JIT) compilation to improve performance by compiling frequently used code into native machine code.

• JVM manages memory through garbage collection, freeing up memory occupied by objects that are no longe...read more
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Q2. Hash Map internal working?
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Hash Map is a data structure that stores key-value pairs and uses a hash function to map keys to their corresponding values.
• Hash Map uses a hash function to determine the index of the key-value pair in the underlying array.

• Collisions can occur when multiple keys hash to the same index, which can be resolved using techniques like chaining or open addressing.

• Hash Map provides constant time complexity O(1) for insertion,
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Q1. What is stereo annotation ?
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Stereo annotation is the process of labeling or tagging images or videos with depth information to create a 3D effect.
• Stereo annotation involves identifying corresponding points in a pair of images or frames to determine depth perception.

• It is commonly used in computer vision tasks such as object detection, tracking, and scene understanding.

• Examples of stereo annotation include creating depth maps for autonomous drivin
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Q2. Muti threading.
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Q1. 1. Introduce yourself 2. Predict the output for a program that would throw DivideByZeroException 3. Write a program to find factorial 4. Write a program: "Welcome To Mindtree" to "Mindtree To Welcome" 5. C...read more
Ans. 
The interview questions cover topics like introducing oneself, predicting program output, writing programs, Selenium components, Cucumber, and API encryption.
• Introduce yourself confidently, highlighting relevant experience and skills.

• To predict the output of a program that throws DivideByZeroException, understand how the exception is handled in the code.

• Write a program to find factorial using loops or recursion.

• To reve...read more
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