ThoughtSpot Angular Developer Interview Questions and Answers

2 Leetcode Medium questions on hackerrank

Q1. Kadane algorithm based question
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Q2. Leetcode medium
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Q3. Resume based questions
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Q1. Probability question math problem
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Q2. Puzzle to solve
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Q3. AI based question
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Q4. 1 question to solve Leetcode medium
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It was a Basic Aptitude Test

We were asked to do Sorting, SQL queries (join)

Q1. Can you tell me about yourself?
Ans. 
I am a passionate software engineer with 5 years of experience in developing web applications using various technologies.
• 5 years of experience in software development

• Proficient in developing web applications

• Skilled in using various technologies such as Java, JavaScript, and SQL
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3 Angular coding question was there. 1.5 hour Machine test.

Q1. Pass by Value, pass by reference
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Q2. What is !! Operator
Ans. 
The !! operator is used to convert a value to a boolean type by negating it twice.
• The !! operator is used to convert a value to a boolean type.

• It first negates the value, then negates it again to return a boolean.

• Example: !!'hello' will return true, as a non-empty string is truthy.
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Q3. How to handle multiple API if they are inter related each other in Angular?
Ans. 
Use Angular services to manage multiple APIs, create separate services for each API, and handle interdependencies using observables and RxJS operators.
• Create separate Angular services for each API to encapsulate API calls and logic.

• Use observables and RxJS operators to handle asynchronous data flow and manage interdependencies between APIs.

• Implement error handling and retry mechanisms to ensure robustness when dealing ...read more
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Create an API using Notepad to check if a string is a palindrome or not.

Q1. Solid principal
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Q1. Mimic Dataframe Merge
Ans. 
Implement a function to mimic the functionality of merging two DataFrames in Python.
• Create a function that takes two DataFrames as input.

• Merge the two DataFrames based on a common column or index.

• Handle different types of joins like inner, outer, left, and right joins.

• Return the merged DataFrame as output.
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Q2. Improve above case by case
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1 hour - Find longest palindromic substring

Q1. Basics Oops concepts and SQL queries along with currently working projects stacks
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Q1. More in-depth technical questions use of reflections etc
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Q1. Usual HR interviews company values etc
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1hr
DSA
C++
Javascript
Hackerrank

Two DSA question on Appcoder platform

Q1. What is SAAS, IAAS?
Ans. 
SAAS stands for Software as a Service and IAAS stands for Infrastructure as a Service.
• SAAS is a software delivery model where software is hosted on the cloud and accessed via the internet.

• IAAS provides virtualized computing resources over the internet, such as virtual machines, storage, and networking.

• Examples of SAAS include Google Workspace, Salesforce, and Microsoft Office 365.

• Examples of IAAS include Amazon Web Ser...read more
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Q2. Difference between soap and rest services
Ans. 
SOAP is a protocol, REST is an architectural style for web services.
• SOAP is a protocol, while REST is an architectural style for web services

• SOAP uses XML for message format, REST can use various formats like JSON, XML, etc.

• SOAP is more rigid and has built-in security features, REST is more flexible and relies on underlying protocols for security

• SOAP has strict rules for communication, REST is more lightweight and simp...read more
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Dsa. , oops and basics of database management

Q1. System design questions basics
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Q2. Hiring managers questions
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