Explanation: The metadata reflects state and organization of the sharded data sets and system. 6. ________ is a string that holds the address of the client, a mongos instance that initiates this change.
A. config.changelog.serverAddr
B. config.changelog.clientAddr
C. config.changelog.time
D. All of the mentioned
Answer:A
Explanation: The metadata reflects state and organization of the sharded data sets and system. 6. ________ is a string that holds the address of the client, a mongos instance that initiates this change.
A. config.changelog.serverAddr B. config.changelog.clientAddr C. config.changelog.time D. All of the mentioned
Explanation:config.changelog.time is ISODate timestamp that reflects when the change occurred. 7. The _______ collection keeps track of the active components in the sharded cluster.