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Tech Mahindra · React Native
Practice React Native questions specifically asked in Tech Mahindra interviews – ideal for online test preparation, technical rounds and final HR discussions.
Questions
2
Tagged for this company + subject
Company
Tech Mahindra
View company-wise questions
Subject
React Native
Explore topic-wise practice
Go through each question and its explanation. Use this page for targeted revision just before your Tech Mahindra React Native round.
Keys help React efficiently update lists by identifying which items changed between renders. Without keys, React may re-render items unnecessarily, hurting performance.
data.map(item => <Text key={item.id}>{item.name}</Text>)For complete preparation, combine this company + subject page with full company-wise practice and subject-wise practice. You can also explore other companies and topics from the links below.
The @react-navigation/tabs package provides BottomTabNavigator and MaterialTopTabNavigator. It’s ideal for organizing multiple related sections of an app like Home, Profile, or Settings.