Technology Operations Interview Questions

5,253 technology operations interview questions shared by candidates

Bind, call and apply methods. Class components and Functional component differences, useMemo and React.memo difference, basic string manipulation questions, theoretical question about backend and frontend flow, basic questions of mongodb (indexing).
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Senior Assoicate- Technology

Interviewed at TO THE NEW

3.7
Feb 14, 2025

Bind, call and apply methods. Class components and Functional component differences, useMemo and React.memo difference, basic string manipulation questions, theoretical question about backend and frontend flow, basic questions of mongodb (indexing).

You are given a spring boot application (version 2.0.5) with spring-boot-starter-data-jpa module included. Database access is fully configured. The database contains table "person_data" with columns: • id (bigint) • first_name (varchar) • last_name (varchar) All columns are not nullable. Tasks • Use annotations to configure Person class as hibernate entity that corresponds to table person_data" • Implement method getFullName in Person class, so that it would return full name for given entity. For example: " John Smith (when first_name= John, last_name=Smith) • Register Person Service class as spring bean • Implement method findAll in PersonService. It should return all entities from database Requirements • Names of classes Person and Person Service cannot be changed ◦ Sequence is not available • Make sure to use proper types for fields eg. Person id D should notbe int D Hints • Donotuse @GeneratedValue D foridfield @Id 0 will be enough. Environment • Java 8 • Spring Boot version Password changed successfully. Your User Id is : RKS158. Password is : Ez1EscPue I am giving my consent for recording
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Technology Analyst

Interviewed at Wipro

3.6
Oct 22, 2024

You are given a spring boot application (version 2.0.5) with spring-boot-starter-data-jpa module included. Database access is fully configured. The database contains table "person_data" with columns: • id (bigint) • first_name (varchar) • last_name (varchar) All columns are not nullable. Tasks • Use annotations to configure Person class as hibernate entity that corresponds to table person_data" • Implement method getFullName in Person class, so that it would return full name for given entity. For example: " John Smith (when first_name= John, last_name=Smith) • Register Person Service class as spring bean • Implement method findAll in PersonService. It should return all entities from database Requirements • Names of classes Person and Person Service cannot be changed ◦ Sequence is not available • Make sure to use proper types for fields eg. Person id D should notbe int D Hints • Donotuse @GeneratedValue D foridfield @Id 0 will be enough. Environment • Java 8 • Spring Boot version Password changed successfully. Your User Id is : RKS158. Password is : Ez1EscPue I am giving my consent for recording

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