Updated Oracle 1z1-908 Dumps – Check Free 1z1-908 Exam Dumps (2023)
Updated 1z1-908 exam with Oracle Real Exam Questions
Oracle 1z1-908 exam is an excellent certification exam for IT professionals who have experience in MySQL database administration. MySQL 8.0 Database Administrator certification helps individuals to validate their skills and knowledge in the field and enhance their career prospects. Candidates can prepare for the exam by acquiring hands-on experience in database administration and studying the concepts and features of MySQL 8.0. With the right preparation, candidates can pass the exam and earn the certification, which will help them stand out in the competitive job market.
Oracle 1Z0-908 certification exam is designed for professionals who want to become certified MySQL 8.0 Database Administrators. MySQL 8.0 Database Administrator certification exam covers a wide range of topics, including installing, configuring, and managing MySQL 8.0 databases. 1z1-908 exam is intended for individuals who have a strong understanding of relational database concepts and are familiar with SQL programming.
Oracle 1Z0-908 certification exam is a highly sought-after certification in the information technology industry. MySQL 8.0 Database Administrator certification is globally recognized, making it a valuable asset for individuals who want to work in any part of the world. 1z1-908 exam is designed to evaluate a candidate's skills in database administration, security, backup and recovery, high availability, and performance tuning. Passing 1z1-908 exam is a must for individuals who want to work as a MySQL database administrator, database developer, or in any other related field.
NEW QUESTION # 12
You reconfigure and start a slave that was not replicating for several days.
The configuration file and CHANGE MASTER command are correct. Examine the GTID information from both master and slave:
Which statement is true?
- A. Replication will fail because the slave has purged more aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa transactions than the master.
- B. Replication will fail because of inconsistent numbers in cccccccc-cccc-cccc-cccc-cccccccccccc GTIDs.
- C. Replication will fail because the master has already purged transactions with cccccccc-cccc-cccc- cccc-cccccccccccc GTIDs.
- D. Replication will work.
- E. Replication will fail because the master does not have the required transaction with bbbbbbbb-bbbb- bbbb-bbbb-bbbbbbbbbbbb GTIDs in its binary logs.
Answer: A
NEW QUESTION # 13
You wish to store the username and password for a client connection to MySQL server in a file on a local file system.
Which is the best way to encrypt the file?
- A. Use a text editor to create a new defaults file and encrypt it from Linux prompt.
- B. Use the AES_ENCRYPT() MySQL function on the option file.
- C. Use mysql_config_editor to create an encrypted file.
- D. Use mysql_secure_installation to encrypt stored login credentials.
Answer: C
NEW QUESTION # 14
Which two statements are true about MySQL Installer? (Choose two.)
- A. It performs product upgrades.
- B. It provides a uniform installation wizard across multiple platforms.
- C. Manual download of separate product packages is required before installing them through MySQL Installer.
- D. It installs most Oracle MySQL products.
- E. It provides only GUI-driven, interactive installations.
Answer: A,E
NEW QUESTION # 15
Examine these statements and output:
Which statement is true?
- A. The user is authorized as the rsmith@localhost user.
- B. The user is logged in with --user=accounting as an option.
- C. The user is authorized as the accounting@localhost user.
- D. The user is authenticated as the anonymous proxy user ''@'%'.
- E. The user failed to define a username and the connecting username defaulted to ''@'%'.
Answer: A
NEW QUESTION # 16
You must configure the MySQL command-line client to provide the highest level of trust and security when connecting to a remote MySQL Server.
Which value of --ssl-mode will do this?
- A. REQUIRED
- B. VERIFY_IDENTITY
- C. VERIFY_CA
- D. PREFERRED
Answer: A
NEW QUESTION # 17
There are five MySQL instances configured with a working group replication.
Examine the output of the group members:
Which two statements are true about network partitioning in the cluster? (Choose two.)
- A. The group replication will buffer the transactions on the online nodes until the unreachable nodes return online.
- B. There could be both a 2 node and 3 node group replication still running, so shutting down group replication and diagnosing the issue is recommended.
- C. A manual intervention to force group members to be only the working two instances is required.
- D. The cluster has built-in high availability and updates group_replication_ip_whitelistto remove the unreachable nodes.
- E. The cluster will shut down to preserve data consistency.
Answer: D,E
NEW QUESTION # 18
You plan to install MySQL Server by using the RPM download.
Which two statements are true? (Choose two.)
- A. You can find the root password in the error log after the first start.
- B. You can provide the root password interactively.
- C. The functionality is split among several RPM package files.
- D. You must manually initialize the data directory.
- E. The MySQL RPM package installation supports deploying multiple MySQL versions on the same host.
- F. MySQL uses the RPM relocatable installation target feature.
Answer: A,E
NEW QUESTION # 19
Examine this statement and output:
You must try to reduce query execution time.
Which two queries should you focus on? (Choose two.)
- A. QN = 5
- B. QN = 4
- C. QN = 2
- D. QN = 3
- E. QN = 1
Answer: C,E
NEW QUESTION # 20
You want to check the values of the sort_buffer_size session variables of all existing connections.
Which performance_schema table can you query?
- A. user_variables_by_thread
- B. session_variables
- C. global_variables
- D. variables_by_thread
Answer: B
NEW QUESTION # 21
Examine this query:
What information does this query provide?
- A. total memory used by thread number 10
- B. total memory used by the first 10 threads
- C. total memory used by the first 10 connections
- D. total memory used across all connections associated with the user on connection number 10
- E. total memory used by connection number 10
- F. total memory used across all connections associated with the user on thread number 10
Answer: E
NEW QUESTION # 22
Which statement is true about InnoDB persistent index statistics?
- A. Execution plans based on transient index statistics improve precision when innodb_stats_persistent_sample_pages is increased.
- B. Updating index statistics is an I/O expensive operation.
- C. Increasing innodb_stats_persistent_sample_pages determines higher pages scanning speed, at the cost of increased memory usage.
- D. Index statistics are calculated from pages buffered in the buffer pool for tables with InnoDB storage engine.
- E. Setting innodb_stats_auto_recalc=ON causes statistics to be updated automatically when a new index is created.
Answer: B
NEW QUESTION # 23
The data in this instance is transient; no backup or replication will be required. It is currently under performing.
* The database size is static and including indexes is 19G.
* Total system memory is 32G.
After profiling the system, you highlight these MySQL status and global variables:
The OS metrics indicate that disk is a bottleneck. Other variables retain their default values.
Which three changes will provide the most benefit to the instance? (Choose three.)
- A. innodb_doublewrite=0
- B. innodb_undo_directory=/dev/shm
- C. innodb_flush_log_at_trx_commit=1
- D. max_connections=10000
- E. buffer_pool_size=24G
- F. innodb_log_file_size=1G
- G. sync_binlog=0
Answer: C,D,F
NEW QUESTION # 24
How can mysql_multi be configured to allow MySQL instances to use the same port number?
- A. The instances listen on different IP addresses.
- B. The instances use different socket names.
- C. The instances have appropriate net masks set.
- D. The instances use different user accounts unique to each instance.
Answer: A
NEW QUESTION # 25
Examine this list of MySQL data directory binary logs:
binlog.000001
binlog.000002
.....
binlog.000289
binlog.000300
binlog.000301
binlog.index
Now examine this command, which executes successfully:
mysqldump --delete-master-logs --all-databases > /backup/db_backup.sql
Which two are true? (Choose two.)
- A. All binary logs are deleted from the master.
- B. All binary logs are backed up and then deleted.
- C. All non-active binary logs are removed from the master.
- D. All databases are backed up to the output file.
- E. All databases, excluding master metadata, are backed up to the output file.
- F. All details regarding deleted logs and master metadata are captured in the output file.
Answer: A,E
NEW QUESTION # 26
You are using an existing server with a new configuration. MySQL Server fails to start.
Examine this snapshot of the error log:
Which action would allow the server to start?
- A. First run mysqld --initialize to refresh the Size of ib_logfile.
- B. Remove ib_logfile0 and ib_logfile1 files from the file system.
- C. Create a new ib_logfile0 file of size 26214400.
- D. Execute mysqladmin flush-logs.
Answer: A
NEW QUESTION # 27
......
Actual 1z1-908 Exam Recently Updated Questions with Free Demo: https://www.itexamreview.com/1z1-908-exam-dumps.html
Free Oracle 1z1-908 Exam Questions: https://drive.google.com/open?id=1ZJbBCalCtZ1cCiT93WcO_DraIoZLG-sp
