Exam Name: MySQL 5.7 Database Administrator (1Z0-888日本語版)
Certification Provider: Oracle
Corresponding Certification: MySQL Database Administration
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Updated: Sep 07, 2026
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Oracle 1Z0-888日本語 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | MySQL 5.7 Database Administrator |
| Exam Number: | 1Z0-888 |
| Exam Format: | Single-choice multiple-choice, Multiple-response multiple-choice |
| Real Exam Qty: | 75 |
| Passing Score: | 58% |
| Certificate Validity Period: | Lifetime (no expiration) |
| Exam Duration: | 120 minutes |
| Exam Price: | USD $245 |
| Related Certifications: | Oracle Certified Professional, MySQL 8.0 Database Administrator (1Z0-908) |
| Available Languages: | Japanese, English, Simplified Chinese |
| Recommended Training: | MySQL 5.7 Reference Manual MySQL 5.7 Database Administrator Training |
| Exam Registration: | Oracle University Exam Page Pearson VUE Registration |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | In-person at Pearson VUE test centers or online proctored exam |
| Pre Condition: | No mandatory prerequisite exams; recommended 6-12 months hands-on experience with MySQL 5.7 |
| Official Syllabus URL: | https://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&p_exam_id=1Z0_888 |
Oracle 1Z0-888日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| User and Access Management | 10% | - Grant/revoke privileges and reset root password - Understand MySQL privilege system - Authentication plugins and password policies - Create, modify, and delete user accounts |
| Performance and Query Optimization | 15% | - Index design, statistics, and maintenance - Use EXPLAIN and query execution plans - Identify and analyze slow queries - Optimize server configuration and memory usage |
| Backup and Recovery | 15% | - Validate and restore backups - Perform point-in-time recovery - Design backup strategies - Use mysqldump, raw backups, and binary logs |
| MySQL Security | 15% | - Prevent SQL injection and harden configuration - Network and operating system security - Identify security vulnerabilities and risks - Encryption and secure connections |
| Monitoring and Maintaining System Stability | 15% | - Capacity planning and server stability - Monitor using logs, status variables, and Performance Schema - Troubleshoot slowdowns and server issues - InnoDB crash recovery and maintenance |
| Replication and High Availability | 15% | - Understand replication architecture and components - Troubleshoot replication errors and conflicts - Configure and manage replication topologies - Monitor replication status and health |
| MySQL Architecture and General Administration | 15% | - Understand MySQL architecture and request processing - Understand storage engines, tablespaces, redo/undo logs - Install and configure MySQL Server - Manage system variables and configuration files |
Oracle 1Z0-888日本語 Exam Questions Answered
The 1Z0-888日本語 exam leads to the Oracle Certified Professional, MySQL 5.7 Database Administrator certification from Oracle. It is positioned at the Professional level. The exam validates the knowledge and skills expected of candidates preparing for Oracle MySQL 5.7 Database Administrator (1Z0-888日本語版).
Related certifications include:
- Oracle Certified Professional, MySQL 8.0 Database Administrator (1Z0-908)
The 1Z0-888日本語 exam includes 75 questions and allows 120 minutes. Before test day, divide the available time by the number of questions in a timed practice set to establish a steady per-question pace. If a difficult item starts consuming too much time, mark it for review and move forward instead of losing momentum. A full timed practice session can help you decide when to move on, when to return, and how much buffer to reserve for a final check.
The passing score for 1Z0-888日本語 is 58%, and the official exam fee is USD $245. Because a retake requires paying the exam fee again, use timed practice results as a readiness check before scheduling your next attempt. If your performance remains inconsistent, continue reviewing weak domains and repeat a timed session before booking the exam.
No mandatory prerequisite exams; recommended 6-12 months hands-on experience with MySQL 5.7
Eligibility rules can change, so confirm the current requirements on the official exam page before registering.
You can register through the official channels listed below:
The available exam delivery method is In-person at Pearson VUE test centers or online proctored exam.
The official training options include:
After reviewing the recommended training, reinforce what you learned with Actual4dump's 155 practice questions for 1Z0-888日本語.
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The current 1Z0-888日本語 outline is organized into 7 top-level domains. The first listed areas include:
- Replication and High Availability (15%)
- Backup and Recovery (15%)
- Performance and Query Optimization (15%)
Review the Exam Topics section above for the complete outline and any nested subtopics.
Oracle MySQL 5.7 Database Administrator (1Z0-888日本語版) Sample Questions:
Question 1
MySQLサーバがどのようにメモリを割り当てるかを説明する2つのオプションはどれですか？
A. スレッドメモリはパフォーマンスのためにthread_cache_sizeまで事前に割り当てられています。
B. 各接続は独自のスレッドごとのメモリー割り当てを持つことができます。
C. サーバ起動時にグローバルメモリリソースが割り当てられます。
D. 各スレッドはグローバルプールからメモリを割り当てます。
Question 2
innodb_stats_auto_recalcをOFFに設定しました。
永続的な統計を使用するテーブルの場合、この変更の結果はどうなりますか？
A. InnoDBは、ANALYZETABLEステートメントの後にインデックス統計を自動的に更新しなくなりました。
B. InnoDBは、CREATETABLEステートメントの後にインデックス統計を自動的に更新しなくなりました。
C. テーブルの行の10％が変更された後、InnoDBがインデックス統計を自動的に更新しなくなりました。
D. テーブル構造が変更された後、InnoDBがインデックス統計を自動的に更新しなくなりました。
Question 3
管理者がMySQLをインストールしてmysql OSアカウントで実行します。管理者は、ユーザーのシェル設定として/ nologinまたは/ bin / falseを使用して、mysqlアカウントへのログインを無効にすることにしました。
どちらが正しいですか？
A. mysqldの実行を許可しながら、mysqlアカウントでコマンドシェルを作成するのを防ぎます。
B. mysqlユーザーはログインが必要で、そのホームディレクトリはインストールのベースディレクトリでなければなりません。
C. 管理タスクを実行できるように、OSはmysqlとしてログインできるようにする必要があります。
D. これにより、標準の起動スクリプトが使用されているときにmysqldが起動しなくなります。
Question 4
MySQLサーバは別々のUNDOテーブルスペースで初期化されました。大規模なトランザクションをロールバックすると、要求を処理するのに時間がかかりすぎるとユーザーは訴えます。 DBAは、パフォーマンスを向上させるためにMySQL InnoDB UNDOテーブルスペースをソリッドステートドライブ（SSD）に移動したいと考えています。これは可能ですか？
A. はい。 mysqldプロセスをシャットダウンし、transportable_tablespaceオプションを有効にして、UNDOディレクトリをSSDに移動します。
B. いいえ。UNDO表領域は、システム表領域と同じファイルシステムに存在しなければなりません。
C. はい。シャットダウンし、UNDOテーブルスペースを新しい場所にコピーして、my.cnfのinnodb_undo_directory値を変更します。
D. いいえ。UNDOテーブルスペースのシーケンシャル書き込みパターンは、最近のSSDブロックデバイスではサポートされていません。
Question 5
重要なデータベース `db_prod 'は、実稼働MySQLインスタンスから消えました。使用可能なMySQLログ（General、Audit、またはSlow）と独自のアプリケーションレベルのログを確認する際に、顧客向けのアプリケーションから次のコマンドを特定しました。
SELECT id FROM users WHERE login = 'payback！'; DROP DATABASE db_prod; 'このSQLインジェクション攻撃の発生を防ぐために使用できた3つの方法はどれですか？
A. MySQLインスタンスから残りの匿名アカウントを削除します
B. ハッシュまたは暗号化方式を使用してMySQLテーブル内のすべてのユーザーパスワードを保護します
C. アプリケーションサーバーがバッキングデータベースと対話するために使用するアカウントに制限付きの特権を与える
D. すべてのユーザー入力を適切にエスケープするためのクライアントコードの記述
E. データベースサーバーに送信する前にすべてのユーザー入力を検証する
F. 外向きのWebサーバー（https：//）でSSL / TLSを使用して、すべてのユーザーセッションを暗号化する
G. 現在のパスワードを知っている従業員を失った直後にMySQLアカウント `root '@'％ 'のすべてのパスワードを変更する
Solutions:
| Question 1 Answer: B,C | Question 2 Answer: C | Question 3 Answer: B | Question 4 Answer: B | Question 5 Answer: A,B,G |
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