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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Oracle 1Z0-888日本語 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | MySQL 5.7 Database Administrator |
| Exam Number: | 1Z0-888 |
| Available Languages: | Japanese, English |
| Real Exam Qty: | 124 |
| Exam Duration: | 120 minutes |
| Passing Score: | ≈70% (vendor typical pass rate, subject to official change) |
| Exam Price: | USD 125 (approximate Oracle exam fee; check official pricing) |
| Exam Format: | Multiple Choice |
| Certificate Validity Period: | Valid for MySQL 5.7 release exam lifecycle (no fixed expiry) |
| Related Certifications: | Oracle Certified Professional, MySQL 5.7 Database Administrator |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Delivered through Oracle's Pearson VUE (online proctored or test center) as per Oracle policies. |
| Pre Condition: | No formal prerequisite exam required; hands-on MySQL experience recommended. |
| Official Syllabus URL: | https://education.oracle.com/mysql-5-7-database-administrator/pexam_1Z0-888 |
Oracle 1Z0-888日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Installing and Configuring MySQL | - Setup and Installation
|
| Topic 2: Replication and High Availability | - Replication Topology
|
| Topic 3: User Management and Security | - Access Control
|
| Topic 4: Monitoring and Maintaining a Stable System | - Performance and Monitoring
|
| Topic 5: Backup and Recovery | - Data Protection Strategies
|
| Topic 6: MySQL Server Architecture and Operation | - Core Database Concepts
|
| Topic 7: Performance Optimization | - Query and System Tuning
|
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The 1Z0-888日本語 exam is the official assessment for the Oracle MySQL 5.7 Database Administrator (1Z0-888日本語版) certification from Oracle. Across the wide landscape of IT certifications, this credential verifies that you can apply its published objectives in realistic scenarios — and since most candidates aim to succeed in one focused attempt, the quality of your practice material is the variable that matters most.
Passing the 1Z0-888日本語 exam requires ≈70% (vendor typical pass rate, subject to official change), and the registration fee is USD 125 (approximate Oracle exam fee; check official pricing). Since one focused attempt is the goal for most candidates, thorough practice beforehand protects both your score and your wallet.
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No formal prerequisite exam required; hands-on MySQL experience recommended.
The official outline organizes the 1Z0-888日本語 exam into weighted domains, including:
- User Management and Security ()
- Backup and Recovery ()
- Monitoring and Maintaining a Stable System ()
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The 1Z0-888日本語 exam contains 124 questions with 120 minutes minutes to complete them. Timed practice under the same limits is the reliable way to make that constraint feel routine.
Oracle MySQL 5.7 Database Administrator (1Z0-888日本語版) Sample Questions:
従業員のスキーマ内のdept_emp表の索引情報を考えます。
照会の出力に基づいて、2つの結論を出すことができますか？
- A. dept_no列に重複したインデックスがあります。
- B. emp_no列に冗長インデックスがあります。
- C. テーブルには3つのインデックスがあります。
- D. 副次索引は固有のキー検索用に最適化されています。
- E. dept_no列の選択性は、インデックス付き列の中で最高です。
- F. emp_no列の値は一意である必要があります。
Correct Answer: B,D 🗳️
既存のマスタースレーブセットアップは現在、1時間の遅延レプリケーションを使用しています。マスターがクラッシュしたため、最新のデータをすべて提供するには、スレーブを「ロールフォワード」する必要があります。
SHOW SLAVE STATUSは、次の値を示します。
* RELAY_LOG_FILE = hostname-relay-bin.00004
* RELAY_LOG_POS = 1383
どのコマンドセットがスレーブを最新にしますか？
- A. スレーブを停止します。 MASTERをMASTER_DELAY = 0に変更します。スレーブを開始します。
- B. スレーブを停止します。 MASTERをMASTER_DELAY = 0に変更します。 RELAY_LOG_FILE = `hostname-relay- bin.00004 '、RELAY_LOG_POS = 1383;
- C. スレーブを停止します。 SET GLOBAL master_delay = 0;スレーブを開始します。
- D. スレーブを停止します。マスターをRELAY_LOG_FILE = `hostname-relay-bin.00004 '、RELAY_LOG_POS = 1383に変更します。
Correct Answer: A 🗳️
通常、MySQLデータディレクトリのどのストレージオプションが、OLTPが大量に発生し、同時実行が多いIOバウンドワークロードで最悪のパフォーマンスを提供しますか？
- A. battery-backed locally-attached RAID 5 array
- B. iSCSI Lun
- C. NFS (Networked File System) mount
- D. SAN (Fibre Channel) Lun
Correct Answer: A 🗳️
あなたは非常に限られたメモリを持っていますが非常に大きなテーブルを持っているサーバーを持っています。
このテーブルをバックアップするには、mysqldumpを使用します。
mysqldumpが一連の行をバッファリングするのではなく、一度に1行ずつ処理するようにするオプションはどれですか。
- A. --quick
- B. --tab
- C. --single-transaction
- D. --skip-buffer
Correct Answer: A 🗳️
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次のコマンドを使用して、ワールドデータベースのバックアップを作成しました。
shell> mysqldump --opt world> dump.sql
dump.sqlからデータをインポートするのはどちらですか？
- A. mysql> USE test; mysql> LOAD DATA INFILE `dump.sql';
- B. shell> mysql test < dump.sql
- C. shell> mysqladmin recover test dump.sql
- D. shell> mysqlimport test dump.sql
- E. mysql>USE test; mysql>SOURCE dump.sql;
Correct Answer: A,D 🗳️
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