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Lifecycle hooks in angular, Routing, Lazy loading, IIFE, ng build and ng serve difference, custom directive to change background color of div on hover and some other questions as well. I do not remember them well.
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Senior Angular Developer

Interviewed at Tata Consultancy Services

3.5★
Nov 29, 2021

Lifecycle hooks in angular, Routing, Lazy loading, IIFE, ng build and ng serve difference, custom directive to change background color of div on hover and some other questions as well. I do not remember them well.

Explain the difference between mergeMap, switchMap, and concatMap with real-time use cases. How does forkJoin differ from combineLatest? What happens when an observable inside a switchMap returns another observable? What is the lifecycle of a JWT token? How do you implement token refresh logic in Angular? What are interceptors and how do you use them for JWT handling?
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Software Engineer(Angular)

Interviewed at InvestCloud

2.1★
Jul 22, 2025

Explain the difference between mergeMap, switchMap, and concatMap with real-time use cases. How does forkJoin differ from combineLatest? What happens when an observable inside a switchMap returns another observable? What is the lifecycle of a JWT token? How do you implement token refresh logic in Angular? What are interceptors and how do you use them for JWT handling?

Round 1 Q1. Coding question Str 1 = Radhigupta Str1 = Radhika Print r a d h i Q2. What is sync Q3 object delegation with example Q4. Given array print duplicates Elements Q5 what is express Q6 how will you integrate an api Q7 what are inbuilt functions used in Nodejs Q8 what is npm Q9 how you will checkout to another branch Q10 how will you commit your code Q11 what is restful api methods Q12. What is filter, reduce , map implement program Q13. D/w == and === Q14 what is idempodent object Q15 d/w angular, angular js Q16 implement directives Q17 what is pipes uses of pipes Q18 what is component Q19 what is unit testing Q20 Any questions If you qualified in technical 1 you will qualify for technical 2 Round 2 Q1. Explain your roles and responsibilities (around discussed 40min) Q2. Given an string str = “Opentext” Print O-1 P-1 E-2 N-1 T-2 X-1 Q3. Given an String Str = aabbca Print A-2 B-2 C-1 A-1 Q4. Can you optimize your code Q5.what is agile methodology Q6. How you will deploy your applications Q7. What is kubernetics Q8. Advantages kubernetics Q9. What is docker image id Q10. Any questions
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Angular Developer

Interviewed at OpenText

3.2★
Sep 14, 2024

Round 1 Q1. Coding question Str 1 = Radhigupta Str1 = Radhika Print r a d h i Q2. What is sync Q3 object delegation with example Q4. Given array print duplicates Elements Q5 what is express Q6 how will you integrate an api Q7 what are inbuilt functions used in Nodejs Q8 what is npm Q9 how you will checkout to another branch Q10 how will you commit your code Q11 what is restful api methods Q12. What is filter, reduce , map implement program Q13. D/w == and === Q14 what is idempodent object Q15 d/w angular, angular js Q16 implement directives Q17 what is pipes uses of pipes Q18 what is component Q19 what is unit testing Q20 Any questions If you qualified in technical 1 you will qualify for technical 2 Round 2 Q1. Explain your roles and responsibilities (around discussed 40min) Q2. Given an string str = “Opentext” Print O-1 P-1 E-2 N-1 T-2 X-1 Q3. Given an String Str = aabbca Print A-2 B-2 C-1 A-1 Q4. Can you optimize your code Q5.what is agile methodology Q6. How you will deploy your applications Q7. What is kubernetics Q8. Advantages kubernetics Q9. What is docker image id Q10. Any questions

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