Position2 Softwaretest Engineer Interview Questions and Answers

Intermediate DSA questions on strings

It's bit about the case study related to continuos data and need to find the n highest number at any given time .

Q1. What is a bloom filter in hbase ?
Ans. 
A bloom filter in HBase is a data structure used to test whether a given element is a member of a set.
• Bloom filters are used to reduce the number of disk reads in HBase by quickly determining if a row may exist in a table.

• They are implemented as a compact array of bits, with multiple hash functions used to map elements to bits.

• Bloom filters can produce false positives but not false negatives, making them useful for pre...read more
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Q2. Write a query to remove duplicate rows in pyspark based on primary key.
Ans. 
Use dropDuplicates() function in pyspark to remove duplicate rows based on primary key.
• Use dropDuplicates() function on the DataFrame with the primary key column specified.

• Specify the subset parameter in dropDuplicates() to specify the primary key column.

• Example: df.dropDuplicates(['primary_key_column'])
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Q1. Javascript related
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Q1. Javascript related concepts
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Q1. Some basic inheritance and overloading questions
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Q2. Prepare for interface with same methods in one base class
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Q1. Role check
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Q2. Tech stackP
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Q1. Project based questions
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Q2. AWS related questions
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Q1. Basic JavaScript and React.js questions
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Q2. Questions on functions, hooks and DOM
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Q3. Questions on SSR
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Q4. Questions on strings and arrays
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Api related questions

Group discussion is very important thing.

Q1. HR round is very easy.
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Q2. Just hard and smart work for.
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Q3. What is requirement.
Ans. 
A requirement is a specific need or expectation that must be met in order to achieve a desired outcome.
• A requirement is a statement of what a product or service must do or how it must perform.

• Requirements can be functional (what the product must do) or non-functional (how well it must do it).

• Requirements should be clear, concise, and measurable.

• Examples of requirements include: the ability to save and retrieve data, a ...read more
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Q4. What is your strength.
Ans. 
My strength is problem-solving and analytical thinking.
• I have a strong ability to analyze complex problems and break them down into manageable components.

• I excel at finding innovative solutions and thinking outside the box.

• I am skilled in debugging and troubleshooting software issues.

• I have a solid understanding of algorithms and data structures.

• I am experienced in optimizing code for performance and efficiency.
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Q5. What is your weekness.
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My weakness is that I tend to be too detail-oriented, which can sometimes slow down my progress.
• I have a tendency to get caught up in the small details and can spend too much time on them.

• I often find myself double-checking my work to ensure accuracy.

• I sometimes struggle with prioritizing tasks because I want to make sure everything is perfect.

• I am actively working on improving my time management skills to balance atte
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Q1. Oops concepts, angular, SQL, design patterns questions
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Q1. Scenario based technical questions design patterns n real world problems
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Q1. Casual discussion on compensation
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