Which of the following is correct challenges that are faced by distributed applications?

Which of the following is correct challenges that are faced by distributed applications?
Both Options are Correct
Well Done. Your Answer is Correct Keep it Up! Explanation: Race condition, Deadlock and Inconsistency are the correct challenges of distributed applications.
Deadlock
Race condition
None of the Option is Correct

Point out the wrong statement.

Point out the wrong statement.
None of the Option is Correct
Well Done. Your Answer is Correct Keep it Up! Explanation: ZooKeeper provides an infrastructure for cross-node synchronization and can be used by applications to ensure that tasks across the cluster are serialized or synchronized.
Cluster-wide status centralization service is essential for management and serialization tasks across a large distributed set of servers
Within ZooKeeper, an application can create what is called a znode
The znode can be updated by any node in the cluster, and any node in the cluster can register to be informed of changes to that znode

Which of the following is incorrect statement?

which of the following is incorrect statement?
The ZooKeeper framework was originally built at “Google” for accessing their applications in an easy and robust manner
Well Done. Your Answer is Correct Keep it Up! Explanation: The ZooKeeper framework was originally built at “Yahoo!” for accessing their applications in an easy and robust manner
ZooKeeper solves this issue with its simple architecture and API.
ZooKeeper allows developers to focus on core application logic without worrying about the distributed nature of the application.
ZooKeeper is a distributed co-ordination service to manage large set of hosts.