Which of the following statements about the LdapServer organizational model is correct?

Which of the following functions can be achieved by Loader's Shell script? (Multiple choice)

Fusioninsight is Huawei's unified platform for enterprise-level big data storage, query, and analysis. It can help enterprises quickly build massive data information processing systems, and discover new value points and business opportunities through real-time and non-real-time analysis and mining of massive information data.

Synchronizing data between partition replication in Kafka, copying data from the leader of the partition to the follower requires a thread (replicationFetcherThread) follower (a follower is equivalent to a consumer) to actively pull messages from the leader in batches, which greatly improves throughput.

Which of the following options is correct about the meaning of Zookeeper reliability?