Communications Test Design Test Analyst Interview Questions and Answers

Q1. Interface in golang
Ans. 
Interfaces in Golang define a set of methods that a type must implement.
• Interfaces are a way to specify behavior of an object.

• A type satisfies an interface if it implements all the methods of that interface.

• Interfaces allow for polymorphism in Golang.

• Example: type Writer interface { Write([]byte) (int, error) }

• Example: type MyWriter struct {} func (mw MyWriter) Write(data []byte) (int, error) { return len(data), nil }
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Q1. Coding questions of joy of energy
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Q1. Social media influence
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Two question was asked to solve using PySpark.
Word Count Coding Question was asked with Test Cases.

Q1. Question on PySpark Architecture
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Q2. PySpark Coding Question
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Q1. Java basics- abstraction, interface, multithreading, garbabge collector etc..
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Q2. Knowledge about design patters, microservices pattern- circuit breaker, distributed training.. etc.
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Q3. Framework like spring boot- basics like autowire, beans, annomations, internal spring working.
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Q1. Code transport management system
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A transport management system optimizes logistics, tracking, and fleet management for efficient transportation operations.
• Define user roles: Admin, Driver, Dispatcher.

• Implement route optimization algorithms to minimize travel time.

• Integrate GPS tracking for real-time vehicle location.

• Create a dashboard for monitoring deliveries and fleet status.

• Enable notifications for delays or issues in transport.
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Q2. Basic tree DSA question
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Q3. Design LLD for instagram
Ans. 
Designing a low-level design for Instagram involves creating components for user profiles, posts, feeds, and interactions.
• User Profile: Each user has a profile containing their bio, profile picture, and posts.

• Posts: Users can create posts with images, captions, and tags.

• Feed: A personalized feed shows posts from followed users, sorted by relevance.

• Likes and Comments: Users can like and comment on posts, with notificati...read more
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Q1. Prior Experience
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Q2. Capital Market, Hedge Fund
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Q3. Derivatives, Scenario-based question
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Q1. Prior Experience
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Q2. How do you handle escalations?
Ans. 
I handle escalations by addressing the issue promptly, involving necessary stakeholders, and providing regular updates.
• Address the issue promptly to prevent further escalation

• Involve necessary stakeholders to gather input and support

• Provide regular updates to all parties involved to ensure transparency and progress

• Implement solutions to prevent similar escalations in the future
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Q3. What was the toughest escalation I have ever managed
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Q4. Excel - Index, Match, Lookups - XLookup, VLookup, HLookup
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Q5. Job Description
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Q1. Long term vs short-term securities
Ans. 
Long-term securities are investments held for an extended period, while short-term securities are held for a shorter duration.
• Long-term securities typically have maturity dates of over one year, such as bonds or stocks.

• Short-term securities have maturity dates of one year or less, like Treasury bills or certificates of deposit.

• Long-term securities offer higher potential returns but also higher risk, while short-term se...read more
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Q2. Data analysis, vizualization
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Q3. Yield to Maturity, the relationship between yield and interest
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Yield to Maturity is the total return anticipated on a bond if it is held until it matures.
• Yield to Maturity is the annual rate of return an investor can expect to earn if the bond is held until it matures.

• It takes into account the bond's current market price, par value, coupon interest rate, and time to maturity.

• Yield to Maturity helps investors compare different bonds and make informed investment decisions.

• For exampl...read more
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Q4. About my project
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Q5. Job Description
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Q1. Tell me about yourself
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I am a dedicated and detail-oriented analyst with a strong background in data analysis and problem-solving.
• I have a Bachelor's degree in Statistics and have completed multiple data analysis projects during my studies.

• I am proficient in using statistical software such as R and Python for data analysis.

• I have experience in conducting market research and creating reports to help businesses make informed decisions.

• I am a q...read more
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Q2. What do you know about our client
Ans. 
Our client is a multinational technology company specializing in software development and cloud services.
• Our client is known for their popular operating system used by millions of people worldwide.

• They offer a wide range of productivity software and cloud services for businesses and individuals.

• The company was founded in the 1970s by Bill Gates and Paul Allen.

• They are also involved in hardware products such as laptops,...read more
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2 DSA questions for extra characterrrrrrrr

Q1. Use round for system design questions
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Q1. Two PySpark based question: 1) Count of words in para 2) Creating a flow of pipeline.
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