Exam Name: Oracle Database Administration I (1Z0-082日本語版)
Certification Provider: Oracle
Corresponding Certification: Oracle Database 19c
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Updated: Nov 07, 2026
No. of Questions: 165 Questions & Answers with Testing Engine
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If you have a problem with the 1Z0-082日本語 exam, ActualVCE may be your best choice. The 165 practice questions for the 1Z0-082日本語 exam, updated for 2026, are built by IT experts who know how the real test is written — no wasted hours, no false starts.
Oracle 1Z0-082日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Managing Users, Roles, and Privileges | - Grant and revoke privileges - Create and manage roles - Differentiate system privileges and object privileges - Create and manage database user accounts |
| Understanding Oracle Database Architecture - Oracle Database Instance | - Understand Oracle Database instance management - Describe the background processes - Explain the memory structures (SGA, PGA) |
| Displaying Data from Multiple Tables Using Joins | - Join a table to itself using self-join - Use OUTER joins (LEFT, RIGHT, FULL) - Describe different types of joins and their features - Use Equijoins and Non-equijoins - Use CROSS joins |
| Managing Schema Objects | - Manage sequences and synonyms - Create and modify tables - Create indexes and views - Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK) |
| Using Subqueries to Solve Queries | - Use single-row subqueries with single-row and multiple-row operators - Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL) - Describe the types of subqueries (single-row, multi-row, multiple-column) - Use scalar subqueries in SQL - Use subqueries in the WHERE clause and HAVING clause - Define subqueries |
| Using Single-Row Functions to Customize Output | - Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE) - Describe various types of functions available in SQL - Use CASE and DECODE for conditional expressions - Use character, number, and date functions in SELECT statements |
| Managing Oracle Database Instances | - Use the Automatic Diagnostic Repository (ADR) - Start up and shut down an Oracle Database instance - View the alert log and access dynamic performance views - Manage initialization parameter files (SPFILE, PFILE) |
| Using the Set Operators | - Describe set operators (UNION, UNION ALL, INTERSECT, MINUS) - Use set operators to combine multiple queries into a single query |
| Introduction to Oracle Database | - Describe Oracle Database Cloud Service (DBCS) architecture and features - Describe Oracle Database architecture - Explain Oracle Database server architecture - Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others) - Explain database storage structures (data blocks, segments, tablespaces, data files) - Describe Oracle Database instance and memory structures |
| Using Conversion Functions and Conditional Expressions | - Apply the NVL, NULLIF, and COALESCE functions - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Use nested functions - Use the CAST function for data type conversion |
| Understanding Oracle Database Architecture - Database Storage Structures | - Create and manage tablespaces - Describe the logical and physical database structures - Describe tablespaces and data files - Manage space in tablespaces |
| Restricting and Sorting Data | - Use the BETWEEN comparator - Use the NULL operators (IS NULL, IS NOT NULL) - Use the LIKE and IN operators - Use the WHERE clause to limit retrieved rows - Use comparison operators and logical operators (AND, OR, NOT) - Sort data using the ORDER BY clause |
| Working with Oracle Cloud Exadata Express Cloud Service | - Describe the features and benefits of Exadata Express Cloud Service - Provision and manage an Exadata Express Cloud Service instance - Identify the prerequisites for Exadata Express Cloud Service - Navigate the Exadata Express Cloud Service console |
| Managing Data in Different Time Zones | - Explain the concepts of time zones and daylight savings - Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP) - Use various datetime data types (DATE, TIMESTAMP, INTERVAL) |
| Retrieving Data using the SQL SELECT Statement | - Execute a basic SELECT statement - Use the ORDER BY clause - List the capabilities of SQL SELECT statements - Describe how schema objects work - Use scalar and correlated subqueries - Use SQL row functions (character, number, date, conversion, general) |
| Reporting Aggregated Data Using the Group Functions | - Use the GROUP BY clause to group data - Use the HAVING clause to filter grouped data - Describe group functions (AVG, SUM, MIN, MAX, COUNT) |
Your Oracle Database Administration I (1Z0-082日本語版) Exam Questions, Resolved
The Oracle Database Administration I (1Z0-082日本語版) exam is split across 16 areas, with Working with Oracle Cloud Exadata Express Cloud Service, Restricting and Sorting Data, Using Single-Row Functions to Customize Output carrying the most weight. Study in proportion to those shares — the full outline is in the section above this page.
The Oracle Database Administration I (1Z0-082日本語版) exam costs $245 USD per attempt, with 64% required to pass. Fail, and that fee returns in full for the retake. Practice with ActualVCE questions until your timed mock scores clear 64% comfortably — then the exam fee is a single payment, not a subscription.
The 1Z0-082日本語 exam is Oracle's official certification test — passing it earns the Oracle Database 19c credential at the Associate level. Its influence comes from how practical it is: employers use the Oracle Database Administration I (1Z0-082日本語版) certificate as proof that you can do the work, not just talk about it. It also connects to Oracle Certified Associate (OCA) - Oracle Database Administration 2019, giving the credential a natural next step.
Yes — ActualVCE offers a free demo of the Oracle Database Administration I (1Z0-082日本語版) questions so you can see the quality before you pay. After purchase, 365 days of free updates are included; once the year expires, renew the update service at a 50% discount from your member zone.
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The Oracle Database Administration I (1Z0-082日本語版) exam contains 90 questions within 150 minutes. That is a tight ratio — the candidates who finish calmly are the ones who practiced under a clock. Run full timed sessions in the ActualVCE test engine until 1Z0-082日本語 exam pacing becomes habit, not hope.
No mandatory prerequisite; basic knowledge of SQL recommended. These rules are set by Oracle and may change, so confirm the current requirements on the official exam page: https://education.oracle.com/oracle-database-administration-2019-certified-professional/trackp_DB19COCP1 before registering for the Oracle Database Administration I (1Z0-082日本語版) exam.
Oracle Database Administration I (1Z0-082日本語版) Sample Questions:
employees 表の記述を調べます。
明示的なデータ型変換が必要なクエリはどれですか?
- A. SELECT join_date FROM employees WHERE join_date > '10-02-2018';
- B. SELECT join_date + '20' FROM employees; SELECT salary * '120.50' FROM employees;
- C. SELECT SUBSTR<join_date, 1, 2) - 10 FROM employees;
- D. SELECT join_date I I ' ' II salary FROM employees;
Correct Answer: A 🗳️
読み書きモードで開いているデータベースのインスタンスリカバリについて、正しい記述は次のうちどれですか？(2つ選択)
(2つ選択してください。)
- A. データベースを開くときに必ず実行されます。
- B. これは、SHUTDOWN ABORT の直後に実行されるインスタンス起動時に必ず発生します。
- C. インスタンスリカバリのロールフォワードフェーズが完了した後にデータベースが開きます。
- D. fast_start_mttr_target秒以内に完了することが保証されています。
- E. インスタンスのリカバリを実行するには、現在の REDO ログ グループのみが必要です。
- F. インスタンスの復旧が完了するまで、ユーザーはログインできません。
Correct Answer: A,B 🗳️
ORCLデータベースでは、UNDOTBS1は次のプロパティを持つアクティブなUNDO表領域です。
1. 100 MBのサイズ
2. AUTOEXTENDはオフです
3. UNDO_RETENTIONは15分に設定されます
4.保持保証があります
UNDOTBS1は、データベースが開いてから10分後にコミットされていないundoでいっぱいになります。
トランザクションによって次の更新が試行されるとどうなりますか？
- A. 失敗し、エラーメッセージ「ORA-30036：UNDOテーブルスペース 'UNDOTBS1'でセグメントを8だけ拡張できません」を返します。
- B. 成功し、生成された取り消しがSYSTEMに保存されます。
- C. 成功し、UNDOTBS1の最も最近書き込まれた取り消しブロックは、生成された取り消しによって上書きされます。
- D. 成功し、生成された取り消しがSYSAUXに保存されます。
- E. 成功し、UNDOTBS1の最も最近読み取られた取り消しブロックが、生成された取り消しによって上書きされます。
Correct Answer: C 🗳️
正しい記述は次のうちどれですか？(2つ選択)
- A. SALES1 は行なしで作成されました。
- B. SALES1 には、sales テーブルでこれらの制約を持っていた選択された列に対して、NULL を禁止する制約があります。
- C. SALES1 には、sales テーブルでこれらの制約を持つ選択された列に対して主キーと一意性制約があります。
- D. SALES1 は 55,000 行で作成されました。
- E. SALES1 は 1 行で作成されました。
Correct Answer: B,D 🗳️
自動セグメント領域管理（ASSM）によって管理されるブロック内のOracleデータベース領域管理に関して正しい2つのステートメントはどれですか？ （2つ選択してください。）
- A. 行がブロックに収まるほど短い場合、ブロックは常に挿入の対象になります
- B. ASSMは、ブロックの何パーセントが行に割り当てられているかに基づいて、4つのフルネスカテゴリのいずれかにブロックを割り当てます
- C. PCTFREEは、すべての圧縮方式のすべてのセグメント内のすべてのブロックに対してデフォルトで10％になります
- D. 更新操作は常に、更新される行の長さに適した空き領域を持つブロックを見つけようとします
- E. 挿入操作は常に、挿入される行の長さに適した空き領域を持つブロックを見つけようとします
Correct Answer: A,D 🗳️
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