Introduction to ORACLE 1Z0-071 Certification Exam
The Oracle certification program is a worldwide program and there is a network of many different types of certifications available from Oracle. The 1Z0-071 exam is the first exam in the SQL Practice certification track. This track is meant for people who plan to build their career in SQL administration and want to specialize in managing the RDBMS with Oracle Community Platform, Enterprise Edition.
ORACLE 1Z0-071 Certification Exam is a certification exam for Oracle Database Administration, DBA. Oracle Database Administration, DBA certification proves that applicants have the skills and detailed knowledge needed to manage a company database resources. It is an important credential in the IT industry as it shows competencies of job positions such as application developers, database administrators, and IT managers. This is an online test preloaded with multiple-choice questions which are all included in Oracle 1Z0-071 Dumps. You have to select actual and relevant answers. Prepare yourself for this exam Guide by practicing with this assessment of the top websites to prepare for the 1Z0-071 exam.
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Passing this Oracle exam means that you are on the way of getting the following credentials:
- Oracle Database 12c Administrator Certified Associate;
- Oracle Database SQL Certified Associate
Completing 1Z0-071 is enough to obtain the first certificate of the associate level, while for gaining the second one in the Oracle Database 12c Administrator track, passing the 1Z0-062 exam is a necessity. Anyway, having any of these certifications on your CV will show your employer your ability to apply SQL knowledge for the Oracle Database server maintenance.
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ORACLE 1Z0-071 Exam Certification Path
To be qualified to take the ORACLE 1Z0-071 exam, you must meet the following requirements and prerequisites:
Oracle 1Z0-071 Dumps recommends that you should have at least one year of qualification or experience in the IT industry. If you do not have one year of experience, ORACLEs prerequisites are:
- A prerequisite for Oracle 1Z0-071 is to have an understanding of the following concepts, which are listed below. The concepts are the foundation on which the Oracle Certification exam will be based. You should understand DML (data manipulation language).
- You must have completed 60 undergraduate credits in Computer Science, Information Systems Management, Information Tech, or related discipline.
- Furthermore, you must complete 15 hours of college graduate coursework* in computer science, information systems management, or information technology coming from a regionally accredited institution.
- You must have scored 600 on the Computer Science Aptitude Test (CSAT) or 700 on the Graduate Management Admissions Test (GMAT).
The fundamental tenet of Oracle Database Administration is that before you can administer a database, you must know how to create one. This chapter covers the creation of database objects in general and goes into detail on creating tables, views managing, indexes, sequences, and triggers. It also discusses how to use PL/SQL code inside SQL statements to create object definitions or assignments without having to resort to interactively coding them inside SQL*Plus or through direct DDL statements with CREATE statements.
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Career opportunities after getting ORACLE 1Z0-071 Certification
After studying Oracle 1Z0-071 Dumps and passing the 1Z0-071 exam, you can work as a Database Administrator, Application Developer, or Systems Analyst. Some other careers that require the exam include Business Intelligence Specialist, Infrastructure Architect, and Infrastructure Engineer. Adminoracle Certification makes it easier to land a job because the company knows you won't have to worry about certifying yourself again in the future if your career path requires it.
Oracle 1z0-071日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: SQL Functions | - Single-row functions
|
| Topic 2: SQL Retrieval | - SELECT statements and filtering data
|
| Topic 3: Relational Database Concepts | - Tables, rows, columns, and relational model basics - Data types and database objects overview |
| Topic 4: Data Manipulation and Schema Objects | - DDL operations
|
| Topic 5: Subqueries and Advanced SQL | - Single-row and multi-row subqueries - Correlated subqueries and nested queries |
Oracle Database SQL (1z0-071日本語版) Sample Questions:
次の記述を評価してください。
INSERT文のサブクエリによって返される行の評価に関して、正しい記述はどれですか？
- A. ELSE句が欠落しているため、INSERT文はエラーを返します。
- B. 各行は最初のWHEN句によって評価され、条件が偽の場合は、その行は後続のWHEN句によって評価されます。
- C. すべての行は、3 つの WHEN 句すべてによって評価されます。
- D. 各行は最初のWHEN句によって評価され、条件が真であれば、その行は後続のWHEN句によって評価されます。
Correct Answer: C 🗳️
展示をご覧になり、BOOKStableの構造を調べてみてください。
「BOOKS」テーブルには、100冊の本の詳細が記載されています。
実行されたコマンドとその結果を調べます。
次の記述のうち、正しいものはどれですか？
- A. 最初のロールバックでは削除された 100 行が復元され、2 番目のロールバックでは変更のみがコミットされます。
- B. 両方の ROLLBACK コマンドは、削除された 100 行を復元します。
- C. 両方の ROLLBACK コマンドは、削除された 101 行を復元します。
- D. 最初のロールバックで削除された 101 行が復元され、2 番目のロールバックで挿入された行が削除され、変更がコミットされます。
Correct Answer: D 🗳️
展示物をご覧になり、プロモーション表の構造を調べてください。
「インターネット」カテゴリの最後のプロモーション以降に開始されたすべてのプロモーションについて、プロモーション名と開始日を表示するレポートを作成する必要があります。
どのクエリを実行すれば、必要な出力が得られますか？
- A. SELECT promo_name, promo_begin_date FROM promotions
WHERE promo_begin_date > ALL (SELECT promo_begin_date
FROM promotions
WHERE promo_category = `INTERNET'); - B. SELECT promo_name, promo_begin_date FROM promotions
WHERE promo_begin_date> ALL (SELECT MAX (promo_begin_date) FROM promotions) AND promo_category= `INTERNET'; - C. SELECT promo_name, promo_begin_date FROM promotions
WHERE promo_begin_date IN (SELECT promo_begin_date
FROM promotions
WHERE promo_category= `INTERNET'); - D. SELECT promo_name, promo_begin_date FROM promotions
WHERE promo_begin_date> ANY (SELECT promo_begin_date
FROM promotions
WHERE promo_category= `INTERNET');
Correct Answer: A 🗳️
SALESテーブルには、データ型がNUMBERの列PROD_IDとQUANTITY_SOLDがあります。
正常に実行されるクエリはどれですか？(2つ選択してください。)
- A. SELECT prod_id FROM sales WHERE quantity_sold > 55000 AND COUNT(*) > 10 GROUP BY COUNT(*) >10;
- B. SELECT COUNT (prod_id) FROM sales WHERE quantity_sold > 55000 GROUP BY prod_id;
- C. SELECT prod_id FROM sales WHERE quantity_sold > 55000 AND COUNT(*) > 10 GROUP BY prod_id HAVING COUNT(*) >10;
- D. SELECT prod_id FROM sales WHERE quantity_sold > 55000 GROUP BY prod_id HAVING COUNT(*) >10;
- E. SELECT COUNT(prod_id) FROM sales GROUP BY prod_id WHERE quantity_sold > 55000;
Correct Answer: B,D 🗳️
主キーと外部キーの制約、およびそれらがテーブルデータに与える影響に関して、正しい記述を4つ選びなさい。(4つ選択してください。)
- A. 外部キー列と親テーブルの主キー列は同じ名前でなければなりません
- B. 列レベルおよびテーブルレベルで定義できるのは主キーのみです。
- C. 外部キーを持つ子行は、親行が削除される際に子テーブルから自動的に削除される可能性があります。
- D. テーブルには主キーと外部キーがそれぞれ1つずつしか存在できません。
- E. テーブルには主キーは1つしか設定できませんが、外部キーは複数設定できます。
- F. 主キーと外部キーの制約は、列レベルとテーブルレベルの両方で定義できます。
- G. 外部キーを持つ子行は、親行が削除された時点で子テーブルに残る可能性があります。
Correct Answer: A,C,E,F 🗳️
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