Apache ZooKeeper Interview Questions

Apache ZooKeeper interview questions

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Total Questions: 5

1. ZooKeeper itself is intended to be replicated over a sets of hosts called :

A. chunks

B. ensemble

C. subdomains

D. none of the mentioned

Correct Answer is : ensemble

2. Point out the correct statement :

A. ZooKeeper can achieve high throughput and high latency numbers.

B. The fault tolerant ordering means that sophisticated synchronization primitives can be implemented at the client

C. The ZooKeeper implementation puts a premium on high performance, highly available, strictly ordered access

D. All of the mentioned

Correct Answer is : The ZooKeeper implementation puts a premium on high performance, highly available, strictly ordered access

3. Which of the guarantee is provided by Zookeeper ?

A. Interactivity

B. Flexibility

C. Scalability

D. Reliability

Correct Answer is : Reliability

4. ZooKeeper is especially fast in ___________ workloads

A. write

B. read-dominant

C. read-write

D. none of the mentioned

Correct Answer is : read-dominant

5. Point out the wrong statement :

A. Distributed applications use SQL to store important configuration information

B. The service maintains a record of all transactions, which can be used for higher-level abstractions, like synchronization primitives

C. ZooKeeper maintain a standard hierarchical name space, similar to files and directories

D. ZooKeeper provides superior reliability through redundant services

Correct Answer is : ZooKeeper provides superior reliability through redundant services

Apache ZooKeeper interview questions