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Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. MySQL Enterprise Masking and De-identification can hide or obfuscate sensitive data, by controlling how the data appears. Which three are MySQL Enterprise Masking and De-identification functions?

A) misspelling
B) strict or relaxed masking
C) random data substitution
D) dictionary substitution
E) whitelisting and substitution

2. You have created your Compute instance using an Oracle-provided Oracle Linux image.
You want to log in to your OCI Compute instance using SSH. Which three items do you need for this process?

A) The root user
B) User Password
C) SSH public key
D) The opc user
E) SSH private key
F) Public IP address

3. Which three are characteristics of the JSON data type?

A) Comparisons of JSON values are not case-sensitive.
B) It supports indexing directly against the JSON-defined column.
C) It validates the JSON syntax on insert or merge.
D) Key or array references enable quick read-access to look up document elements directly.
E) It is based on the TEXT data type.
F) A set of SQL functions substantially support the SQL utilization of the data type.

4. Which statement adds a column with the largest integer data type?

A) ALTER TABLE SCIENTIFIC ADD scientific_value DECIMAL(10,10);
B) ALTER TABLE SCIENTIFIC ADD scientific_value DECIMAL(15,10);
C) ALTER TABLE SCIENTIFIC ADD scientific_value BIGINT;
D) ALTER TABLE SCIENTIFIC ADD scientific_value INTEGER;

5. Which activity will take place if a table is created with both the compression and encryption options?

A) The system generates an error because the COMPRESSION and ENCRYPTION options cannot be used together.
B) The compression is performed, the ''data_at_rest_flag" is turned on and the tablespace data is encrypted.
C) The tablespace data is encrypted first and then compression is performed.
D) The compression is performed before tablespace data is encrypted.

Solutions: