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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.
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Oracle 1z0-071日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Restricting and Sorting Data | 6% | - Use ampersand substitution to restrict and sort output at runtime - Sort the rows that are retrieved by a query - Limit the rows that are retrieved by a query - Use DEFINE and UNDEFINE commands |
| Topic 2: Manipulating Data | 14% | - Insert rows into a table - Control transactions - Describe each data manipulation language (DML) statement - Update rows in a table - Delete rows from a table |
| Topic 3: Displaying Data from Multiple Tables Using Joins | 15% | - View data that does not meet a join condition by using outer joins - Write SELECT statements to access data from more than one table using equijoins and non-equijoins - Cross join tables - Join a table to itself by using a self-join |
| Topic 4: Using Subqueries to Solve Queries | 15% | - List the types of subqueries - Define subqueries - Write single-row and multi-row subqueries - Describe the types of problems that subqueries can solve |
| Topic 5: Using Single-Row Functions to Customize Output | 10% | - Perform arithmetic with date data - Manipulate numbers with the ROUND, TRUNC, and MOD functions - Manipulate strings with character function in the SELECT and WHERE clauses - Describe the differences between single-row and multiple-row functions - Manipulate dates with the date functions |
| Topic 6: Working with Oracle Database SQL | 8% | - Describe the Oracle Database architecture - Create a container database - Explain the installation of Oracle Database software - Start up and shut down a database |
| Topic 7: Using DDL Statements to Create and Manage Tables | 14% | - Describe the data types that are available for columns - Categorize the main database objects - Drop, rename, and truncate tables - Review the table structure - Alter table definitions - Create a simple table |
| Topic 8: Using Set Operators | 5% | - Use a set operator to combine multiple queries into a single query - Describe set operators - Describe the order of precedence when the set operators are used |
| Topic 9: Creating Other Schema Objects | 10% | - Create, modify, and retrieve data from a view - Create and maintain indexes - Create synonyms for database objects - Create, maintain, and use sequences |
| Topic 10: Controlling User Access | 5% | - Distinguish between granting privileges and roles - Grant privileges on tables and on a view - Differentiate system privileges from object privileges |
| Topic 11: Retrieving Data Using the SQL SELECT Statement | 5% | - List the capabilities of SQL SELECT statements - Execute a basic SELECT statement - Differentiate between SQL statements and SQL*Plus commands |
| Topic 12: Using Conversion Functions and Conditional Expressions | 10% | - Use conditional IF THEN ELSE logic in a SELECT statement - Describe implicit and explicit data type conversion - Apply the NVL, NULLIF, and COALESCE functions to data - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions |
| Topic 13: Reporting Aggregated Data Using Group Functions | 15% | - Identify the available group functions - Describe the use of group functions - Include or exclude grouped rows by using the HAVING clause - Group data by using the GROUP BY clause |
Oracle Database SQL (1z0-071日本語版) Sample Questions:
Question #1
展示物をご覧になり、COSTSおよびPROMOTIONSの厩舎の構造を調べてください。
次のSQL文を評価してください。
上記のSQL文を実行すると、どのような結果になるでしょうか？
A. 同じ期間内で最も高い価格よりも低い価格のプロモーション内の製品IDを表示します。
B. 最も低価格なプロモーションの製品IDを表示します。
C. 同じ期間内で最もコストが低いプロモーションの製品IDを表示します。
D. 同じ期間内で最もコストの高いプロモーションの製品IDを表示します。
Question #2
制約条件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. 制約はINSERT操作に対してのみ適用されます。
B. 外部キー列にはNULLを含めることはできません。
C. UNIQUE制約を持つ列にはNULL値を含めることができます。
D. すべての制約は、列レベルとテーブルレベルで定義できます。
E. 制約列にデータが含まれていても、制約を無効にすることができます。
Question #3
フル外部結合について正しい記述はどれですか？(2つ選択してください。)
A. 内部結合によって返される行が含まれます。
B. 結合される両方のテーブルから、一致しない行のみを返します。
C. 結合される両方のテーブルから、一致した行と一致しなかった行を返します。
D. Oracleの結合演算子(+)は、WHERE句の結合条件の両側で使用する必要があります。
E. 直積によって返される行が含まれます。
Question #4
システム権限でのみ実行できる操作を3つ選択してください。
A. 別のスキーマでプロシージャを実行します。
B. データベースにログインします。
C. データベース内の任意のテーブルを照会します。
D. WITH GRANT OPTION句を使用します。
E. オペレーティングシステムのディレクトリに保存されているデータベースを介してフラットファイルにアクセスします。
F. 別のスキーマ内のテーブルを切り捨てます。
Question #5
正常に実行された以下のコマンドを評価してください。
ORD_ITEMSテーブルとORD_SEQシーケンスについて、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. シーケンス ORD_SEQ が削除された場合、ORD_ITEMS に挿入された行の列 ORD_NO のデフォルト値は NULL になります。
B. ORD_NO列には、行が挿入され、ORD_NOに明示的な値が指定されていない場合、シーケンスORD_SEQから次の番号が割り当てられます。
ORD_アイテム
C. テーブル ORD_ITEMS に行を挿入するユーザーは、シーケンス ORD_SEQ へのアクセス権が付与されている必要があります。
D. シーケンス ORD_SEQ は 5000 個の数字ごとに 1 に戻り、20 回繰り返すことができます。
E. シーケンス ORD_SEQ は重複する番号を生成しないことが保証されています。
Solutions:
| Question #1 Correct Answer: A | Question #2 Correct Answer: C,E | Question #3 Correct Answer: A,C | Question #4 Correct Answer: B,C,D | Question #5 Correct Answer: C,E |
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