Synchrony Api Engineer Interview Questions and Answers

It was realted to analytical and logic reasoning topics

It's related to DSA topics

Q1. Types of Polymorphism
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Polymorphism in programming refers to the ability of a single function or method to operate on different types of data.
• There are two main types of polymorphism: compile-time (static) polymorphism and runtime (dynamic) polymorphism.

• Compile-time polymorphism is achieved through function overloading and operator overloading.

• Runtime polymorphism is achieved through inheritance and virtual functions.

• Example of compile-time ...read more
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Q2. SQL based questions
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Q1. What is HTML and CSS?
Ans. 
HTML and CSS are markup languages used for creating and styling web pages.
• HTML stands for HyperText Markup Language and is used for structuring content on web pages.

• CSS stands for Cascading Style Sheets and is used for styling the appearance of web pages.

• HTML uses tags to define elements like headings, paragraphs, images, and links.

• CSS allows for customization of colors, fonts, layout, and other visual aspects of a web...read more
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Q2. Operating Systems, DBMS, Python
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Q1. L1 technical basic C#
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Q1. L2 technical basic and advance
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Q1. Salary discussion
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It had 3 questions, the level was medium hardish

Q1. There were 3 rounds of interviews, 2 technical and 1 HR, ln First round I was asked about OOPs, 2 medium level DSA questions, asked to write code on paper and explain the approach. Questions: 1. Given an ...read more
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Q1. Secenario based questions
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Q2. Project development
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Question on java basics

Q1. Oops concept and hr question
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They asked general aptitude questions ones you can easily practice from indiabix

Be prepared with medium level DSA questions. They touched upon topics like trees, DP, hashing etc.

Q1. They had a total of two technical rounds where one was with the manager you will be working under. The touched upon some puzzles and reasoning questions. The questions will mostly be around you resume so m...read more
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Q1. General HR questions
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Q1. Accumulators in spark python sum of odd places in list Partition and bucketing
Ans. 
Spark accumulators are used to accumulate values across multiple tasks in a distributed manner.
• Accumulators are used to accumulate values across multiple tasks in a distributed manner

• They are used to implement counters and sums in Spark

• Accumulators are read-only variables that can only be updated by an associative and commutative operation

• Partitioning is the process of dividing a large dataset into smaller, more manage...read more
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Q1. SQL median query in spark Python user defined exceptions Dataframe - RDD & RDD - Dataframe conversion
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Q1. Reason for change Things to look forward in your next company
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