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I applied via Approached by Company and was interviewed in Oct 2024. There was 1 interview round.
Keys in React are unique identifiers assigned to elements in a list to help React identify which items have changed, are added, or are removed.
Keys help React efficiently update the UI by minimizing re-renders of components.
Keys should be unique among siblings but do not need to be globally unique.
Example:
Controlled components are controlled by React, while uncontrolled components are controlled by the DOM.
Controlled components: values are controlled by React state and updated through onChange event handlers.
Uncontrolled components: values are controlled by the DOM and accessed through refs.
Example: (controlled) vs (uncontrolle
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I applied via Referral and was interviewed before Apr 2020. There were 3 interview rounds.
I applied via Campus Placement and was interviewed before May 2020. There were 4 interview rounds.
I applied via Referral and was interviewed before Mar 2021. There were 3 interview rounds.
I applied via Campus Placement and was interviewed before Mar 2020. There was 1 interview round.
Triggers are database objects that automatically execute in response to certain events or changes in data.
Triggers are used to enforce business rules or data integrity.
They can be used to audit changes to data.
Triggers can be set to execute before or after an event, such as an insert, update, or delete operation.
They can be defined on tables, views, or schemas.
Examples of triggers include sending an email notification ...
I appeared for an interview in Sep 2021.
I applied via Recruitment Consultant and was interviewed in Dec 2020. There were 4 interview rounds.
I applied via Naukri.com and was interviewed in Oct 2021. There was 1 interview round.
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