Passing this Oracle exam means that you are on the way of getting the following credentials:
- Oracle Database SQL Certified Associate
- Oracle Database 12c Administrator 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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Prerequisites
There are no official requirements for passing the Oracle 1Z0-071 exam. However, it is recommended that the students have a good grasp of SQL syntax rules. They also need to be able to use general SQL functions, identify the result of fundamental DDL operations, and know how to implement SQL statements and functions.
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Exam Details
The Oracle 1Z0-071 exam is made up of 78 multiple-choice questions that are to be completed within the allocated timeframe of 120 minutes. The test is proctored by Pearson VUE, the official partner of Oracle. To schedule your session, you need to pay the fee of $245. But before that, you have to create an account with CertView, a web-based portal for all the Oracle certification activity. After you complete the exam, you will receive a notification from Oracle to your email address that your results are available on CertView. Log into the portal and click “See My New Exam Result Now” to find out whether you passed your 1Z0-071 test or not. To ace this exam, you need to give no less than 63% of correct answers.
It is strongly recommended that you undertake the relevant training before attempting the certification test. You can opt for one of the official courses offered by Oracle on its website. The examinees are encouraged to use Oracle training in combo with hands-on experience gained with the help of practical labs.
Oracle 1z0-071日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| SQL Functions | - Conversion and conditional functions
|
| Data Manipulation and Schema Objects | - DML operations
|
| SQL Retrieval | - Joins and set operations
|
| Subqueries and Advanced SQL | - Single-row and multi-row subqueries - Correlated subqueries and nested queries |
| Relational Database Concepts | - Data types and database objects overview - Tables, rows, columns, and relational model basics |
Oracle Database SQL (1z0-071日本語版) Sample Questions:
SQL文のWHERE句とHAVING句に関して、正しい記述は次のうちどれですか？(３つ選択)
(３つ選択してください。)
- A. HAVING句の条件には、集計関数を含めることができます。
- B. HAVING句は、データをグループ化した後に、1つ以上の集計結果を除外するために使用されます。
- C. HAVING句の条件では、列にエイリアスを使用できます。
- D. WHERE句は、データのグループ化を行う前に、特定の行を除外するために使用されます。
- E. SQL文では、WHERE句とHAVING句を同時に使用することはできません。
Correct Answer: B,D,E 🗳️
CUSTOMERSテーブルのCUST_NAME列のデータを調べてください。
姓が Mc または MC で始まる CUST_NAME の値を表示したい。
必要な結果を得るには、どの2つのWHERE句を使用すればよいですか？(2つ選択してください。)
- A. WHERE INITCAP (SUBSTR (cust_name, INSTR(cust_name, `')+1)) IN (`MC%', `Mc%)
- B. WHERE SUBSTR (cust_name, INSTR (cust_name, `') +1) LIKE `Mc%'
- C. WHERE UPPER (SUBSTR (cust_name, INSTR(cust_name, `')+1)) LIKE UPPER (`MC%')
- D. WHERE INITCAP (SUBSTR (cust_name, INSTR(cust_name, `')+1)) LIKE `Mc%'
- E. WHERE SUBSTR (cust_name, INSTR (cust_name, `') +1) LIKE `Mc%' OR `MC%'
Correct Answer: B,E 🗳️
SQL文のGROUP BY句に関して、正しい記述はどれですか？(2つ選択してください。)
- A. GROUP BY句で列エイリアスを使用できます。
- B. GROUP BY句の後にWHERE句を使用すると、グループを作成した後に行が除外されます。
- C. SELECT句に集計関数がある場合、SELECT句に集計関数がない個々の列はGROUP BY句に含める必要があります。
- D. SELECT句で集計関数を使用する場合は、GROUP BY句が必須です。
- E. WHERE句をGROUP BY句の前に使用すると、グループを作成する前に行が除外されます。
Correct Answer: C,E 🗳️
下記のEMP_DETAILSテーブルの説明を確認してください。
EMP_DETAILテーブルで実行できるSQL文に関して、正しい記述は次のうちどれですか？(2つ選択)
- A. テーブルを変更して、EMP_IMAGE 列に NOT NULL 制約を追加できます。
- B. EMP_IMAGE 列は GROUP BY 句に含めることができます。
- C. データ型がLONGの新しい列をテーブルに追加することはできません。
- D. EMP_IMAGE 列は ORDER BY 句に含めることはできません。
Correct Answer: C,D 🗳️
このクエリを調べてください。
このクエリの実行時に、入社日の値の入力を求められないようにするには、どの2つの方法を使用すればよいですか？(2つ選択してください。)
- A. クエリを実行する前に、SET VERIFY ON コマンドを実行します。
- B. クエリを実行する前に、DEFINE コマンドを使用してください。
- C. クエリ内の「&1」を「&&1」に置き換えます。
- D. クエリを実行する前に、SET VERIFY OFF コマンドを実行してください。
- E. クエリをスクリプトに保存し、実行時に置換値をスクリプトに渡します。
- F. クエリを実行する前に UNDEFINE コマンドを使用してください。
Correct Answer: B,E 🗳️
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