Oracle
1Z0-497 · Question #84
1Z0-497 Question #84: Real Exam Question with Answer & Explanation
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Question
Which two statements are true about listeners?
Options
- AListeners use only the TCP/IP protocol.
- BMultiple listener processes can run simultaneously on a host.
- CMultiple database instances can be registered with a single listener,
- DListener-related errors can be traced only at the administrative level.
- EOnly one database instance can be registered with a single listener at any time.
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