Which of them is a memory-resident data structure?

Cassandra - Quiz(MCQ)

SSTable

Mem-table

Data center

Bloom filter

Correct Answer : Mem-table

Explanation : Mem-table : A mem-table is a memory-resident data structure. After commit log, the data will be written to the mem-table. Sometimes, for a single-column family, there will be multiple mem-tables.

Recently Updated in Cassandra Questions

Using ___________ file means you donâ€™t have to override the SSL_CERTFILE environmental variables every time.

cqshrc

qlshrc

cqlshrc

None of the above

Correct Answer : cqlshrc

Explanation : cqlsh is used with SSL encryption.

Which of the following decides the distribution of data in a cluster?

Partitioner

Compaction

Commit log

Gossip Protocol

Correct Answer : Partitioner

Internal authentication stores usernames and bcrypt-hashed passwords in the ____________ table.

system_auth.creds

system.credentials

sys_auth.credentials

system_auth.credentials

Correct Answer : system_auth.credentials

Explanation : Password Authenticator is an IAuthenticator implementation that you can use to configure Cassandra for internal authentication out-of-the-box.