[Sep 06, 2025] 100% Latest Most updated 1Z0-922 Questions and Answers
Try with 100% Real Exam Questions and Answers
NEW QUESTION # 183
Which MySQL Enterprise Edition feature improves compliance with data privacy regulations by tracking user activity?
- A. Enterprise Audit MySQL Role-
- B. MySQL Enterprise Backup MySQL
- C. Enterprise Firewall MySQL
- D. Based Access Control
Answer: A
Explanation:
MySQL Enterprise Audit logs and tracks user activity, which is crucial for maintaining compliance with data privacy regulations such as GDPR and HIPAA.
NEW QUESTION # 184
What does the SUPER privilege in MySQL allow a user to do?
- A. Grant privileges to other users
- B. Modify table structures
- C. Perform administrative tasks like shutting down the server
- D. Manage user roles
Answer: C
Explanation:
The SUPER privilege in MySQL allows users to perform advanced administrative tasks such as starting or stopping the MySQL server, killing running queries, and modifying system variables. It is a powerful privilege that is often reserved for database administrators.
NEW QUESTION # 185
What does the PROCESS privilege allow a MySQL user to do?
- A. Grant privileges to other users
- B. View active queries and processes
- C. Start and stop the MySQL server
- D. Terminate user sessions
Answer: B
Explanation:
The PROCESS privilege allows users to view active queries and running processes in the MySQL server, using commands like SHOW PROCESSLIST.
NEW QUESTION # 186
Which parameter controls the size of the redo log files used by the InnoDB storage engine?
- A. query_cache_size
- B. innodb_buffer_pool_size
- C. innodb_data_file_size
- D. innodb_log_file_size
Answer: D
Explanation:
The innodb_log_file_size parameter controls the size of the redo log files, which are essential for recovering transactions in the event of a crash. The larger the log file, the more data can be stored before it is flushed to disk.
NEW QUESTION # 187
Which component of MySQL is responsible for executing SQL statements?
- A. Information Schema
- B. Query Optimizer
- C. MySQL Server
- D. Storage Engine
Answer: C
Explanation:
The MySQL Server is responsible for receiving and executing SQL statements, managing connections, and interacting with the storage engines.
NEW QUESTION # 188
What is the purpose of the REVOKE statement in MySQL?
- A. To rename a user
- B. To remove specific privileges from a user
- C. To delete a user from the system
- D. To grant all privileges to a user
Answer: B
Explanation:
The REVOKE statement is used to remove privileges that have previously been granted to a MySQL user.
NEW QUESTION # 189
Which replication type ensures zero data loss but can have higher latency?
- A. Asynchronous replication
- B. Synchronous replication
- C. Semi-synchronous replication
- D. Multi-source replication
Answer: B
Explanation:
Synchronous replication ensures that all replicas have applied the changes before the primary server commits the transaction. This guarantees zero data loss but introduces higher latency due to the waiting time.
NEW QUESTION # 190
In a MySQL InnoDB Cluster, what happens when a node becomes unreachable?
- A. The remaining nodes continue to operate, and the cluster self-heals when the node recovers
- B. The cluster stops all transactions until the node recovers
- C. The node is automatically demoted to a replica
- D. All write operations are blocked
Answer: A
Explanation:
If a node in a MySQL InnoDB Cluster becomes unreachable, the remaining nodes continue to operate, and the cluster adjusts by removing the failed node from the group. When the node recovers, it rejoins the cluster and synchronizes its data.
NEW QUESTION # 191
Which feature provides visual analysis of MySQL database performance and health?
- A. MySQL Enterprise Firewall
- B. MySQL Query Cache
- C. MySQL Enterprise Audit
- D. MySQL Enterprise Monitor
Answer: D
Explanation:
MySQL Enterprise Monitor provides a visual dashboard that helps administrators track the health and performance of MySQL databases, offering real-time monitoring and optimization suggestions.
NEW QUESTION # 192
What is the main difference between VARCHAR and CHAR datatypes in MySQL?
- A. CHAR can store longer strings than VARCHAR
- B. CHAR is variable-length, and VARCHAR is fixed-length
- C. CHAR stores binary data, and VARCHAR stores text
- D. CHAR is fixed-length, and VARCHAR is variable-length
Answer: D
Explanation:
CHAR is a fixed-length datatype, meaning that it will always use the specified number of characters, padding shorter values with spaces. VARCHAR is variable-length, meaning that it only uses as much space as needed for the actual data.
NEW QUESTION # 193
How do you ensure a MySQL table column automatically assigns a unique sequential value to each new row?
- A. Use a UNIQUE constraint
- B. Add an AUTO_INCREMENT attribute
- C. Use a sequence
- D. Add a PRIMARY KEY constraint
Answer: B
Explanation:
The AUTO_INCREMENT attribute ensures that each new row receives a unique sequential value in the specified column, usually used for primary keys.
NEW QUESTION # 194
What is the purpose of the binary log in MySQL replication?
- A. To store changes made to the database
- B. To cache queries for faster access
- C. To store query results
- D. To back up data automatically
Answer: A
Explanation:
The binary log records all changes made to the database (such as updates, inserts, and deletes). These logs are used to replicate these changes to the replica servers.
NEW QUESTION # 195
Which MySQL Enterprise Edition feature enables automated failover for high availability?
- A. MySQL Enterprise Backup
- B. MySQL InnoDB Cluster
- C. MySQL Enterprise Monitor
- D. MySQL Shell
Answer: B
Explanation:
MySQL InnoDB Cluster provides automated failover capabilities for high availability and disaster recovery. This feature ensures that if a primary server goes down, a secondary server automatically takes over without manual intervention.
NEW QUESTION # 196
What is MySQL replication primarily used for?
- A. To synchronize databases across different cloud platforms
- B. To distribute database queries
- C. To backup the database
- D. To copy data from one MySQL server to another
Answer: D
Explanation:
MySQL replication is used to copy data from one MySQL server (the primary or source server) to another (the replica or slave server). It is used for high availability, load balancing, and disaster recovery.
NEW QUESTION # 197
What does the innodb_log_file_size parameter in MySQL control?
- A. The size of the buffer pool
- B. The size of redo logs
- C. The maximum number of concurrent connections
- D. The size of individual InnoDB tables
Answer: B
Explanation:
The innodb_log_file_size parameter controls the size of the InnoDB redo log files. These logs help in transaction management and recovery. Increasing the size can reduce the frequency of log flushes, improving performance during write-heavy operations.
NEW QUESTION # 198
How does MySQL Enterprise Edition improve security compared to the Community Edition?
- A. It includes advanced security tools like data masking and firewall
- B. It offers more frequent software updates
- C. It does not require any special security configuration
- D. It provides better support for distributed databases
Answer: A
Explanation:
MySQL Enterprise Edition comes with advanced security tools like data masking, encryption, and MySQL Enterprise Firewall, which protect sensitive data and prevent unauthorized access. These features are not available in the Community Edition.
NEW QUESTION # 199
......
New Oracle 1Z0-922 Dumps & Questions: https://testking.itexamdownload.com/1Z0-922-valid-questions.html