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After passing the exam ORACLE 1Z0-071 and winning the certificate. Remember that the certificate will be valid for 03 years. After that, you have to renew it. There is a process of maintaining the certification, you have to follow that process to maintain it. So after getting certification, try to keep in touch with the professional knowledge related to the 1Z0-071 exam otherwise you have to take the exam to be recertified.
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 scored 600 on the Computer Science Aptitude Test (CSAT) or 700 on the Graduate Management Admissions Test (GMAT).
- 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.
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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Oracle 1z0-071日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Using DDL Statements to Create and Manage Tables | 14% | - Drop, rename, and truncate tables - Review the table structure - Categorize the main database objects - Create a simple table - Alter table definitions - Describe the data types that are available for columns |
| 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 |
| Using Conversion Functions and Conditional Expressions | 10% | - Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Describe implicit and explicit data type conversion - Use conditional IF THEN ELSE logic in a SELECT statement - Apply the NVL, NULLIF, and COALESCE functions to data |
| Using Single-Row Functions to Customize Output | 10% | - Perform arithmetic with date data - Describe the differences between single-row and multiple-row functions - Manipulate numbers with the ROUND, TRUNC, and MOD functions - Manipulate strings with character function in the SELECT and WHERE clauses - Manipulate dates with the date functions |
| Retrieving Data Using the SQL SELECT Statement | 5% | - Execute a basic SELECT statement - List the capabilities of SQL SELECT statements - Differentiate between SQL statements and SQL*Plus commands |
| Restricting and Sorting Data | 6% | - Limit the rows that are retrieved by a query - Use DEFINE and UNDEFINE commands - Sort the rows that are retrieved by a query - Use ampersand substitution to restrict and sort output at runtime |
| Working with Oracle Database SQL | 8% | - Explain the installation of Oracle Database software - Start up and shut down a database - Create a container database - Describe the Oracle Database architecture |
| Displaying Data from Multiple Tables Using Joins | 15% | - View data that does not meet a join condition by using outer joins - Join a table to itself by using a self-join - Cross join tables - Write SELECT statements to access data from more than one table using equijoins and non-equijoins |
| Using Set Operators | 5% | - Describe the order of precedence when the set operators are used - Describe set operators - Use a set operator to combine multiple queries into a single query |
| Using Subqueries to Solve Queries | 15% | - Define subqueries - Write single-row and multi-row subqueries - Describe the types of problems that subqueries can solve - List the types of subqueries |
| Controlling User Access | 5% | - Differentiate system privileges from object privileges - Grant privileges on tables and on a view - Distinguish between granting privileges and roles |
| Creating Other Schema Objects | 10% | - Create, modify, and retrieve data from a view - Create, maintain, and use sequences - Create synonyms for database objects - Create and maintain indexes |
| Manipulating Data | 14% | - Describe each data manipulation language (DML) statement - Control transactions - Insert rows into a table - Update rows in a table - Delete rows from a table |
Oracle Database SQL (1z0-071日本語版) Sample Questions:
CUSTOMERSテーブルは、以下の構造になっています。
以下のタスクを実行するクエリを作成する必要があります。
1. 顧客の氏名(名)と税額を表示します。税額は顧客の信用限度額の5%です。
2. 収入レベルに価値がある顧客のみが
考慮された。
3. 税額がゼロの顧客は考慮対象としない。
どの記述が、要求されたすべてのタスクを達成しますか？
- A. SELECT cust_first_name, cust_credit_limit * .05 AS TAX_AMOUNT FROM customers WHERE cust_income_level <> NULL AND tax_amount <> NULL;
- B. SELECT cust_first_name, cust_credit_limit * .05 AS TAX_AMOUNT FROM customers WHERE cust_income_level IS NOT NULL AND cust_credit_limit IS NOT NULL;
- C. SELECT cust_first_name, cust_credit_limit * .05 AS TAX_AMOUNT FROM customers WHERE (cust_income_level,tax_amount) IS NOT NULL;
- D. 必要なタスクをすべて実行するステートメントはどれですか？ SELECT cust_first_name, cust_credit_limit
* .05 AS TAX_AMOUNT FROM customers WHERE cust_income_level IS NOT NULL AND tax_amount IS NOT NULL;
Correct Answer: B 🗳️
COUNT関数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. DISTINCTキーワードでCOUNT関数を使用するSELECT文にはWHERE句を含めることはできません。
- B. COUNT(DISTINCT inv_amt) は、INV_AMT 列に重複値と NULL 値が含まれる行を除外した行数を返します。
- C. COUNT(cust_id)は、重複する顧客IDを持つ行とCUST_ID列にNULL値を持つ行を含む行数を返します。
- D. COUNT関数はCHAR、VARCHAR2、NUMBERデータ型でのみ使用できます。
- E. COUNT(*)は、重複行と、いずれかの列にNULL値を含む行を含む行数を返します。
Correct Answer: B,E 🗳️
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UNIONなどのSET演算子を使用するSQL文について、正しい記述を2つ選択してください。
- A. 2 番目のクエリによって返される各列のデータ型は、1 番目のクエリによって返される対応する列のデータ型に暗黙的に変換可能でなければなりません。
- B. 2 番目のクエリによって返される各列のデータ型は、1 番目のクエリによって返される対応する列のデータ型と完全に一致する必要があります。
- C. クエリ内のすべての SELECT ステートメントで、列の数は同一である必要がありますが、列名は同一である必要はありません。
- D. クエリ内のすべての SELECT ステートメントで、列名と列数は同一である必要があります。
- E. 2 番目のクエリによって返される各列のデータ型グループは、1 番目のクエリによって返される対応する列のデータ型グループと一致しなければなりません。
Correct Answer: B,E 🗳️
どちらの2つが正常に実行されるでしょうか？(2つ選択してください。)
- A. SELECT COALESCE('DATE', SYSDATE) FROM DUAL;
- B. SELECT COALESCE('DATE', SYSDATE) FROM (SELECT NULL AS "DATE" FROM DUAL);
- C. SELECT NVL('DATE', 200) FROM (SELECT NULL AS "DATE" FROM DUAL);
- D. SELECT COALESCE(0, SYSDATE) FROM DUAL;
- E. SELECT NVL('DATE', SYSDATE) FROM DUAL;
Correct Answer: B,D 🗳️
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句の条件では、列にエイリアスを使用できます。
- B. 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。
- C. HAVING句の条件には、集計関数を含めることができます。
- D. 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。
- E. 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。
Correct Answer: B,D,E 🗳️
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Actual4Exams confidently stands behind all its offerings by giving Unconditional "No help, Full refund" Guarantee. Since the time our operations started we have never seen people report failure in the Oracle 1z0-071日本語 exam after using our products. With this feedback we can assure you of the benefits that you will get from our products and the high probability of clearing the 1z0-071日本語 exam.
We still understand the effort, time, and money you will invest in preparing for your certification exam, which makes failure in the Oracle 1z0-071日本語 exam really painful and disappointing. Although we cannot reduce your pain and disappointment but we can certainly share with you the financial loss.
This means that if due to any reason you are not able to pass the 1z0-071日本語 actual exam even after using our product, we will reimburse the full amount you spent on our products. you just need to mail us your score report along with your account information to address listed below within 7 days after your unqualified certificate came out.
