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1Z1-921考古題介紹 &免費下載1Z1-921考題
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>> 1Z1-921考古題介紹 <<
免費下載1Z1-921考題 - 1Z1-921最新考題
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最新的 Oracle MySQL 1Z1-921 免費考試真題 (Q16-Q21):
問題 #16
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. Open Port 22 on your OCI Instance and convert the private key to ppk format. This new private key can be used for authentication.
- B. Open Port 22 on your OCI Instance and configure Putty with the ssh private key.
- C. Convert the private key to ppk format first and use the new private key for authentication.
- D. Use the provided private key for authentication.
答案：A
問題 #17
Which three statements describe MySQL Enterprise Backup?
- A. MySQL Enterprise Backup can be used to send backups to Oracle Cloud Infrastructure Storage Service.
- B. MySQL Enterprise Backup can be used to import/export data from on-premises MySQL installations.
- C. MySQL Enterprise Backup offers backup based on Oracle RMAN with optimized row locking.
- D. MySQL Enterprise Backup is an optimized backup based on mysqldump with optimized row locking.
- E. MySQL Enterprise Backup provides the point-in-time recovery functionality.
答案：C,D,E
問題 #18
Which two statements are true about MySQL Enterprise Firewall?
- A. Server-side plug-ins named MYSQL_FIREWALL_USERS and MYSQL_FIREWALL-WHITELIST implement INFORMATION_SCHEMA tables that provide views into the firewall data cache.
- B. MySQL Enterprise Firewall shows only notifications blocked connections, which originated outside of your network's primary domain.
- C. 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.
- D. System tables named firewall_users and firewall_whitelist in the mysql database provide persistent storage of firewall data.
- E. MySQL Enterprise Firewall is available only in MySQL Enterprise versions 5.7.10.and later.
- F. On Windows systems, MySQL Enterprise Firewall is controlled and managed by using the Windows Internet Connection Firewall control panel.
答案：A,D
問題 #19
You want to create an encrypted table. So, you enter this command:
CREATE TABLE 'test_encryption2% (
'id' int(10) unsigned NOT NULL AUTO_INCREMENT,
'server_name' varchar(15) NOT NULL,
PRIMARY KEY ('id') ) ENGINE=MYISAM AUTO_INCREMENT=l DEFAULT CHARSET=latin1 ENCRYPTION = 'Y1; You receive the following error:
ERROR 1031 (HY000): Table storage engine for 'test_encryption2' doesn't have this option Which statement correctly explains the reason for this error?
- A. The term "server_name" is a reserved MySQL term. You cannot use it for the new table. This is what is causing the error.
- B. You cannot use the AUTO_INCREMENT option to create an encrypted table. This is what is causing the error.
- C. The test_encryption2 already exist. You are not using the correct option to recreate it and it is causing the error.
- D. The encryption feature only works with InnoDB tables. You are creating a MylSAM table, and it is causing the error.
答案：D
問題 #20
Which three statements are true about MySQL Enterprise Backup?
- A. It performs hot or warm backups.
- B. It provides the ability to create incremental backups.
- C. It performs logical backups.
- D. It cannot back up encrypted tablespaces.
- E. It enables you to take non-locking backups.
答案：B,C,E
問題 #21
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