Extrapreneurs India Quality Analyst Interview Questions and Answers

English grammar, Reading, Listening, Logical thinking, remembering, reasoning, passage writting

Q1. Calculation of Percentage and decimals in fraction of seconds
Ans. 
Calculating percentage and decimals in fraction of seconds requires knowledge of basic math operations.
• To calculate percentage, divide the part by the whole and multiply by 100.

• To convert decimals to fractions, use the decimal as the numerator and a power of 10 as the denominator.

• Practice using a calculator or mental math to improve speed and accuracy.
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Q2. Self introduction of yourself and your knowledge about the process
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I am a Quality Analyst with expertise in process improvement and ensuring high-quality standards.
• I have a strong understanding of quality assurance principles and methodologies.

• I am experienced in conducting audits and inspections to identify process gaps and recommend improvements.

• I have knowledge of various quality tools and techniques such as root cause analysis, Pareto analysis, and statistical process control.

• I am...read more
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Selenium tool - Write an test case. Execute Re run in minimum time

Q1. Basic questions and work style - WFH or WFO
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Q1. C++, com component, oops concept
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Q2. General interview questions on knowledge.
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Core finance questions were asked along with logical reasoning and quantitative questions

Q1. Everything about equity and financial statements
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Q1. Behaviour questions were asked
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Q1. CompletableFuture VS Future
Ans. 
CompletableFuture is an enhanced version of Future in Java that provides more flexibility and functionality.
• CompletableFuture is part of the Java 8 concurrency framework.

• It allows chaining of multiple asynchronous operations.

• CompletableFuture can be explicitly completed or cancelled.

• It supports callbacks and combinators for handling completion.

• Future is a basic interface for representing the result of an asynchronous c...read more
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Q2. ConcurrentHashmap
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Q3. Composition Vs inheritance
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Composition is a design principle where objects are composed of other objects, while inheritance is a mechanism where objects inherit properties and behaviors from a parent object.
• Composition promotes code reusability and flexibility by allowing objects to be composed of other objects.

• Inheritance allows objects to inherit properties and behaviors from a parent object, promoting code reuse.

• Composition is more flexible t...read more
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Q4. Spring boot, microservices, Design patterns
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Q1. Parallel Calls in java
Ans. 
Parallel calls in Java allow multiple tasks to be executed simultaneously, improving performance.
• Parallel calls can be achieved using threads or the Executor framework.

• Threads allow concurrent execution of tasks, but require manual management of synchronization and resource sharing.

• The Executor framework provides higher-level abstractions for managing parallel tasks, such as thread pools and task scheduling.

• Example: us...read more
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Q2. Lock Vs Sync Block
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Lock and Sync Block are mechanisms used for thread synchronization in multi-threaded programming.
• Lock is a low-level synchronization mechanism that provides exclusive access to a shared resource.

• Sync Block is a higher-level synchronization mechanism that allows multiple threads to access a shared resource concurrently.

• Lock is more flexible and can be used in various scenarios, but it requires explicit acquisition and r...read more
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Q3. Hsshmap internal working , Checked Exception
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Q1. DATA QUALITY INITITIATIVES AND GOVERNANCE
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Q2. DATA WORK FLOW AND SQL QUESTIONS
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