LATEST 1Z0-921 BRAINDUMPS QUESTIONS, VALID 1Z0-921 MOCK EXAM

Latest 1Z0-921 Braindumps Questions, Valid 1Z0-921 Mock Exam

Latest 1Z0-921 Braindumps Questions, Valid 1Z0-921 Mock Exam

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Tags: Latest 1Z0-921 Braindumps Questions, Valid 1Z0-921 Mock Exam, 1Z0-921 Test Registration, Exam 1Z0-921 Study Guide, 1Z0-921 Free Download

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Oracle MySQL 2021 Implementation Essentials Sample Questions (Q20-Q25):

NEW QUESTION # 20
Which best describes database horizontal scale-out architecture deployment in MySQL in a read-heavy environment?

  • A. Allocating more CPU to the database instance to improve throughput performance.
  • B. Adding more MySQL servers and sharing the same dacadir on a shared storage component like NFS.
  • C. Deploy MySQL read-only slaves utilizing replication so that the slaves can be used for reads.
  • D. Increasing the storage capacity so that the database can store more data to scale.
  • E. Increasing the memory capacity so that there is a larger pooling buffer to increase the database read performance.

Answer: D


NEW QUESTION # 21
Which three are recommended configurations for installing and running MySQL InnoDB Cluster?

  • A. isolated machine resources
  • B. Networks must be in separate regions.
  • C. The number of machines per group must be 3, 5, 7 or 9.
  • D. Use Network-attached storage (NAS) for the data files.
  • E. Groups must be in even numbers; 2, 4, 6, 8.
  • F. smaller VM,s work best - with a maximum of eight vCPU,s and 16GB of RAM
  • G. use SSD,s for data and replication logs

Answer: C,D,E


NEW QUESTION # 22
Which three statements describe MySQL Enterprise Backup?

  • A. MySQL Enterprise Backup can be used to import/export data from on-premises MySQL installations.
  • B. MySQL Enterprise Backup can be used to send backups to Oracle Cloud Infrastructure Storage Service.
  • C. MySQL Enterprise Backup is an optimized backup based on mysqldump with optimized row locking.
  • D. MySQL Enterprise Backup provides the point-in-time recovery functionality.
  • E. MySQL Enterprise Backup offers backup based on Oracle RMAN with optimized row locking.

Answer: C,D,E


NEW QUESTION # 23
You execute this statement:
SELECT NULL=NULL;
What is the result?

  • A. NULL
  • B. FALSE
  • C. 0
  • D. TRUE
  • E. 1

Answer: A


NEW QUESTION # 24
Which two statements are true about MySQL Enterprise Firewall?

  • A. System tables named firewall_users and firewall_whitelist in the mysql database provide persistent storage of firewall data.
  • B. Server-side plug-ins named MYSQL_FIREWALL_USERS and MYSQL_FIREWALL-WHITELIST implement INFORMATION_SCHEMA tables that provide views into the firewall data cache.
  • C. MySQL Enterprise Firewall shows only notifications blocked connections, which originated outside of your network's primary domain.
  • D. The firewall functionality is dependent upon SHA-256 and ANSI-specific functions built in to the mysql.firewall table. These functions cannot be deleted, even by the root user.
  • E. On Windows systems, MySQL Enterprise Firewall is controlled and managed by using the Windows Internet Connection Firewall control panel.
  • F. MySQL Enterprise Firewall is available only in MySQL Enterprise versions 5.7.10.and later.

Answer: A,B


NEW QUESTION # 25
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It is the right time to advance your professional career. You can do this easily after passing the MySQL 2021 Implementation Essentials 1Z0-921 certification exam. To pass the Oracle 1Z0-921 exam the Oracle 1Z0-921 Exam Practice test questions are the right choice. The updated and real Oracle Dumps are ready for download. Just download and start preparation.

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