Zeta Technical Lead Interview Questions and Answers

Flip-flops and latches are sequential logic circuits used to store and manipulate binary data.

• Flip-flops are edge-triggered devices, while latches are level-sensitive devices.

• Flip-flops have separate clock and data inputs, while latches have a single input for both clock and data.

• Flip-flops are used in synchronous circuits, while latches are used in asynchronous circuits.

• Flip-flops are more complex and require more cir...read more

I will use a combination of messaging systems, data replication, and versioning to ensure consistency and availability.

• Use messaging systems like Kafka or RabbitMQ to ensure reliable communication between systems

• Implement data replication to ensure that data is available on multiple nodes

• Use versioning to ensure that all nodes are working with the same data

• Implement conflict resolution strategies to handle conflicts th...read more

Approximately 150-200 million mobile phones are sold each year in India.

• India is the second-largest smartphone market in the world after China.

• The number of mobile phone users in India is expected to reach 1.25 billion by 2020.

• The Indian smartphone market grew by 7% YoY in 2019.

• Major players in the Indian smartphone market include Xiaomi, Samsung, and Vivo.

It is not possible to accurately determine the number of tube lights in the city of Mumbai.

• The number of tube lights in a city is not publicly available information.

• The city of Mumbai has a large population and a vast number of buildings, making it impossible to count all the tube lights.

• The number of tube lights can vary greatly depending on factors such as residential, commercial, and industrial areas.

• Even if we cons...read more