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Oracle 1Z0-082日本語 Actual Tests : Oracle Database Administration I (1Z0-082日本語版)

1Z0-082日本語 actual test

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What is the duration, language, and format of Oracle 1z0-082: Oracle Database Administration I Exam

  • Passing score:
  • Section 3: 33%
  • There is a time limit of 140 minutes for the exam.
  • This exam is offered in only English.
  • Certification Validity period : 3 years.
  • The type of questions is Multiple Choice Questions.
  • Section 1: 60%
  • This exam consists of 90 questions.
  • Section 2: 45%

Oracle database certifications require periodic recertification. To hold your certification inactive condition, you must update to the new edition within 1 year of Oracle's credential withdrawal.

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Oracle 1Z0-082

Benefits in Obtaining Oracle 1z0-082: Oracle Database Administration I Exam Certification Path

Oracle 1Z0-068 Certification will strengthen your knowledge and skills by introducing you to a wide variety of important database features, functions, and tasks. Oracle Database certification trains you on how to perform complex, hands-on activities through study, labs, and practice. This certification will help you gain a better understanding and experience with Oracle RAC and Grid Infrastructure. After gaining this certification you will be able to install, maintain, tune and recover RAC databases, Clusterware, and ASM environments.

Earning this certification gives you a competitive advantage by developing a skill set that's in demand in the world. 80% of Oracle's certified people reported that certification helped them in promotion, increase in wages, or other career improvements. You will also get a digital badge that you can display on your LinkedIn profiles.

High passing rate of Oracle Database Administration I (1Z0-082日本語版) 1Z0-082日本語

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Average Salary for Oracle 1z0-082: Oracle Database Administration 1 Exam

Oracle Database administrator roles are in great demand nowadays. The average salaries of Oracle 1Z0-068 Exam Certified professional in:

  • United State - 94,000 USD
  • England - 71,000 POUND
  • Europe - 80,000 Euro
  • India - 69,96,000 16,42,330 INR

Reference: https://education.oracle.com/oracle-database-administration-i/pexam_1Z0-082

Oracle 1Z0-082日本語 Exam Syllabus Topics:

SectionObjectives
Reporting Aggregated Data Using the Group Functions- Use the HAVING clause to filter grouped data
- Describe group functions (AVG, SUM, MIN, MAX, COUNT)
- Use the GROUP BY clause to group data
Working with Oracle Cloud Exadata Express Cloud Service- Identify the prerequisites for Exadata Express Cloud Service
- Describe the features and benefits of Exadata Express Cloud Service
- Navigate the Exadata Express Cloud Service console
- Provision and manage an Exadata Express Cloud Service instance
Managing Users, Roles, and Privileges- Differentiate system privileges and object privileges
- Create and manage database user accounts
- Grant and revoke privileges
- Create and manage roles
Managing Data in Different Time Zones- Explain the concepts of time zones and daylight savings
- Use various datetime data types (DATE, TIMESTAMP, INTERVAL)
- Describe the use of datetime functions (CURRENT_DATE, EXTRACT, LOCALTIMESTAMP)
Managing Schema Objects- Manage constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK)
- Create and modify tables
- Manage sequences and synonyms
- Create indexes and views
Introduction to Oracle Database- Explain Oracle Database server architecture
- Describe Oracle Database Cloud Service (DBCS) architecture and features
- Describe Oracle processes (PMON, SMON, DBWn, LGWR, CKPT, others)
- Describe Oracle Database instance and memory structures
- Explain database storage structures (data blocks, segments, tablespaces, data files)
- Describe Oracle Database architecture
Displaying Data from Multiple Tables Using Joins- Join a table to itself using self-join
- Use Equijoins and Non-equijoins
- Describe different types of joins and their features
- Use OUTER joins (LEFT, RIGHT, FULL)
- Use CROSS joins
Using Single-Row Functions to Customize Output- Use CASE and DECODE for conditional expressions
- Use character, number, and date functions in SELECT statements
- Describe the use of conversion functions (TO_CHAR, TO_NUMBER, TO_DATE)
- Describe various types of functions available in SQL
Restricting and Sorting Data- Sort data using the ORDER BY clause
- Use comparison operators and logical operators (AND, OR, NOT)
- Use the WHERE clause to limit retrieved rows
- Use the NULL operators (IS NULL, IS NOT NULL)
- Use the BETWEEN comparator
- Use the LIKE and IN operators
Retrieving Data using the SQL SELECT Statement- Describe how schema objects work
- Use SQL row functions (character, number, date, conversion, general)
- Execute a basic SELECT statement
- Use scalar and correlated subqueries
- Use the ORDER BY clause
- List the capabilities of SQL SELECT statements
Understanding Oracle Database Architecture - Oracle Database Instance- Explain the memory structures (SGA, PGA)
- Understand Oracle Database instance management
- Describe the background processes
Managing Oracle Database Instances- Manage initialization parameter files (SPFILE, PFILE)
- Use the Automatic Diagnostic Repository (ADR)
- Start up and shut down an Oracle Database instance
- View the alert log and access dynamic performance views
Understanding Oracle Database Architecture - Database Storage Structures- Describe tablespaces and data files
- Create and manage tablespaces
- Describe the logical and physical database structures
- Manage space in tablespaces
Using the Set Operators- Describe set operators (UNION, UNION ALL, INTERSECT, MINUS)
- Use set operators to combine multiple queries into a single query
Using Subqueries to Solve Queries- Use subqueries in the WHERE clause and HAVING clause
- Use scalar subqueries in SQL
- Define subqueries
- Describe the types of subqueries (single-row, multi-row, multiple-column)
- Use multiple-row subqueries with multiple-row operators (IN, ANY, ALL)
- Use single-row subqueries with single-row and multiple-row operators
Using Conversion Functions and Conditional Expressions- Apply the NVL, NULLIF, and COALESCE functions
- Use the CAST function for data type conversion
- Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions
- Use nested functions

Oracle Database Administration I (1Z0-082日本語版) Sample Questions:

Question #1

役割について正しいのはどれですか?(2つ選択してください。)

  • A. ユーザーがログインすると、ユーザーに付与されたすべての権限と役割がデフォルトで有効になります。
  • B. ALTER USER ステートメントを使用して、ユーザーに特定のデフォルト ロールを設定する必要があります。
  • C. SET ROLE ステートメントは、セッション内のロールを有効化および無効化します。
  • D. SET ROLE ステートメントはセッションごとに 1 回使用できます。
  • E. ユーザーから役割を取り消すには、まずその役割を無効にする必要があります。
Reveal Solution  Discussion  0

Correct Answer: A,C  🗳️

Question #2

UNIONなどのSET演算子を含むSQLステートメントで使用する場合、ORDER BY句について正しい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. ORDER BY句で列の位置を使用する必要があります
  • B. UNION演算子を使用した複合クエリの最初のSELECTの最初の列は、ORDER BY句がない場合にデフォルトで出力をソートするために使用されます
  • C. 複合クエリの最初のSELECTステートメントの列名のみが認識されます
  • D. 複合クエリの各SELECTステートメントには、独自のORDER BY句が必要です。
  • E. 複合クエリの各SELECTステートメントには、独自のORDER BY句を含めることができます
Reveal Solution  Discussion  0

Correct Answer: C,E  🗳️

Question #3

SQL*Plus の使用について正しい文を 3 つ選択してください。

  • A. コマンドラインとグラフィカル ユーザー インターフェイス (GUI) の両方を備えています。
  • B. SQL ステートメントとは別の独自のコマンドがあります。
  • C. Oracle Technology Network (OTN)からダウンロードする必要があります。
  • D. SQL プロンプトで入力されたスクリプトを実行できます。
  • E. シェル スクリプトによって渡されたスクリプトを実行できます。
  • F. Recovery Manager (RMAN) コマンドを実行できます。
Reveal Solution  Discussion  0

Correct Answer: B,C,D  🗳️

Question #4

undoとundoテーブルスペースについて、正しい記述は次のうちどれですか?(2つ選択)

  • A. データベースには、作成できるアンドゥ表領域は1つだけです。
  • B. アンドゥセグメントはSYSBACKUPによって所有されています。
  • C. アクティブなアンドゥ表領域が失われると、インスタンスがクラッシュします。
  • D. アンドゥセグメントはSYSTEMによって所有されています。
  • E. アンドゥ表領域は、1 つのインスタンスのみが所有できます。
Reveal Solution  Discussion  0

Correct Answer: C,E  🗳️

Question #5

「プロモーション」テーブルの説明を確認してください。

各プロモーションカテゴリにおける固有のプロモーション費用を表示したい。
使用できるクエリはどれですか?(2つ選択してください。)

  • A. SELECT DISTINCT promo_category || ` has ` || promo_cost AS COSTS FROM promotions ORDER BY 1;
  • B. SELECT DISTINCT promo_category, promo_cost FROM promotions ORDER BY 1;
  • C. SELECT promo_cost, promo_category FROM promotions ORDER BY by 1;
  • D. SELECT promo_category, DISTINCT promo_cost FROM promotions ORDER BY 2;
  • E. SELECT DISTINCT promo_cost || ' in ` || DISTINCT promo_category FROM promotions ORDER BY 1;
Reveal Solution  Discussion  0

Correct Answer: B,D  🗳️

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