100% Oracle 1Z0-921 Guaranteed Success With Testing Engine

Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. You establish MySQL Enterprise Server on Oracle Cloud Infrastructure connection via Secure Shell (SSH) For accessing a new MySQL Enterprise Edition on an Oracle Cloud Infrastructure (OCI) Instance you " Add SSH key " information during the OCI instance setup. You want to use Putty from your Windows Client to install MySQL.
What are the correct steps to accomplish this?

A) Convert the private key to ppk format first and use the new private key for authentication.
B) Use the provided private key for authentication.
C) Open Port 22 on your OCI Instance and convert the private key to ppk format. This new private key can be used for authentication.
D) Open Port 22 on your OCI Instance and configure Putty with the ssh private key.

2. Which component of MySQL Enterprise Monitor provides trend analysis and capacity planning for MySQL databases?
Response:

A) MySQL Advisors
B) Query Analyzer
C) MySQL Dashboard
D) MySQL Query Analyzer

3. Which query will find rows in a table that have no counterpart in another table?

A) SELECT left_tbl.*FROM left_tbl LEFT JOIN right_tbl ON left_tbl.id=right_tbl.idWHERE right_tbl.id IS NULL;
B) SELECT t1.name, t2.name2FROM employee t1 INNER JOIN info t2 WHERE t1.name=t2.name;
C) SELECT *FROM table1 INNER JOIN table2 ON table1.id=table2.id WHERE table1.id=! table2.id;
D) SELECT t1.name, t2.name2FROM employee AS t1 INNER JOIN info AS t2 ON t1.name= t2.name2;

4. Which is true about inserting an additional line in a single document stored in MySQL document store?

A) The path specified must be an array position past the end of an array using the JSON_POSITION statement.
B) You cannot insert a single line, you have to replace the entire document with a new document.
C) You specify the new element,s position in the JSON_ARRAY_INSERT statement.
D) Any new lines can only be inserted at the end of the document.

5. An Oracle Cloud Infrastructure customer already has many database instances configured and running in the cloud; however, they are reporting that they are unable to create any more instances.
What could be the problem?

A) The customer account might have reached resource quota/limits.
B) The customer does not have proper user rights.
C) The customer reached the database instance limit of 32.
D) The customer has not kept up with their patching requirements; new instances cannot be created unless the majority or the template of existing instances are up-to-date.

Solutions: