Exam Name: Oracle Database SQL (1z0-071日本語版)
Certification Provider: Oracle
Corresponding Certification: Oracle PL/SQL Developer Certified Associate
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Oracle 1z0-071日本語 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle Database SQL |
| Exam Number: | 1Z0-071 |
| Passing Score: | 63% |
| Exam Duration: | 120 minutes |
| Exam Price: | US$245 |
| Available Languages: | Korean, Japanese, Traditional Chinese, English, Spanish, Simplified Chinese |
| Exam Format: | Multiple Choice, Multiple Select |
| Real Exam Qty: | 63 - 78 |
| Related Certifications: | Oracle Database Administrator Certified Associate Oracle Database Developer Certified Associate |
| Certificate Validity Period: | 18 months |
| Recommended Training: | Oracle Database SQL Fundamentals Oracle Database 19c: SQL Workshop |
| Exam Registration: | Pearson VUE Registration Oracle University Registration |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online proctored or Onsite at Pearson VUE test centers |
| Pre Condition: | No mandatory prerequisites; basic knowledge of SQL and relational databases recommended |
| Official Syllabus URL: | https://education.oracle.com/pexam_1Z0-071 |
Oracle 1z0-071日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Manipulating Data and Managing Transactions | - Transaction control: COMMIT, ROLLBACK, SAVEPOINT - Multi-table inserts - INSERT, UPDATE, DELETE, MERGE statements | |
| Topic 2: Using Subqueries to Solve Queries | - Correlated subqueries for update/delete - Single-row and multi-row subqueries | |
| Topic 3: Using Single-Row Functions to Customize Output | 20% | - Nested functions usage - Character, number, and date functions |
| Topic 4: Restricting and Sorting Data | 15% | - WHERE clause and filtering conditions - Operator precedence - Substitution variables, DEFINE and VERIFY commands - ORDER BY clause and sorting rules |
| Topic 5: Working with Time Zones and Date/Time Data | - Time zone conversion functions - TIMESTAMP, INTERVAL data types | |
| Topic 6: Displaying Data from Multiple Tables | 15% | - Self-joins and outer joins - Cartesian products - Equijoins and non-equijoins |
| Topic 7: Conversion Functions and Conditional Expressions | 10% | - TO_CHAR, TO_NUMBER, TO_DATE functions - NVL, NULLIF, COALESCE and CASE expressions - Implicit and explicit data type conversion |
| Topic 8: Controlling User Access | - System and object privileges - Roles, granting and revoking privileges | |
| Topic 9: Retrieving Data Using SQL SELECT Statement | 20% | - SELECT statement syntax and usage - Column aliases, concatenation, literals and DISTINCT - Arithmetic operations and NULL handling |
| Topic 10: Relational Database Concepts | 10% | - Theoretical and physical aspects of relational databases - ERD and SQL statement mapping - Relationship between database and SQL |
| Topic 11: Using SET Operators | - Ordering results with set operations - UNION, UNION ALL, INTERSECT, MINUS operators | |
| Topic 12: Managing Tables and Constraints | - Temporary and external tables - Constraints: primary key, foreign key, unique, check, not null - Data types, creating/altering/dropping tables | |
| Topic 13: Managing Indexes, Synonyms and Sequences | - Create and use synonyms - Create and use sequences - Create and maintain indexes | |
| Topic 14: Managing Views | - Create, modify and drop views - Updatable and read-only views | |
| Topic 15: Aggregating Data Using Group Functions | 10% | - GROUP BY and HAVING clauses - Handling NULLs in group functions - SUM, AVG, COUNT, MAX, MIN functions |
| Topic 16: Using Data Dictionary Views | - Retrieve metadata and object information |
Frequently Asked Questions for the Oracle 1z0-071日本語 Exam
The 1z0-071日本語 exam, Oracle Database SQL (1z0-071日本語版), assesses whether a candidate can apply Oracle knowledge to the skills measured by this credential. It is associated with the Oracle Database SQL Certified Associate certification. The certification is positioned at the Associate level. Related credentials include Oracle Database Administrator Certified Associate, Oracle Database Developer Certified Associate.
The 1z0-071日本語 exam includes 63 - 78 questions and allows 120 minutes. Plan your pacing before exam day rather than calculating it under pressure. Timed sessions with Actual4dump practice tests can help you decide when to flag a difficult item, keep moving, and reserve enough time for a final review.
The published passing score for Oracle Database SQL (1z0-071日本語版) is 63%, and the official exam fee is US$245. A retake requires budgeting for the full official fee again, so it is sensible to complete several timed practice tests before scheduling. Consistent results across the 437 practice questions can give you a clearer picture of your readiness.
The stated prerequisite information for Oracle Database SQL (1z0-071日本語版) is: No mandatory prerequisites; basic knowledge of SQL and relational databases recommended Before registering, review the eligibility details on the official exam page to confirm the requirements.
You can register for Oracle Database SQL (1z0-071日本語版) through the following channels:
The available exam delivery format is Online proctored or Onsite at Pearson VUE test centers.
The following official training resources are recommended for Oracle Database SQL (1z0-071日本語版):
After reviewing these training options, you can reinforce each topic with 437 practice questions from Actual4dump.
Yes. Actual4dump provides a free PDF demo so you can review the format and quality of the Oracle Database SQL (1z0-071日本語版) practice questions before placing an order. Your purchase includes 365 days of free updates, and you can extend the update service after expiration at a 50% discount.
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Delivery is instant after payment. Your download is also sent to your email within one minute; if it has not arrived within 2 hours, contact customer service. There is no limit on the number of computers on which the material can be installed.
The published Oracle Database SQL (1z0-071日本語版) outline contains 16 major domains. The opening domains include:
- Using Data Dictionary Views (official weight not provided)
- Managing Indexes, Synonyms and Sequences (official weight not provided)
- Aggregating Data Using Group Functions (10%)
Review the complete Exam Topics section above for every domain and subtopic before planning your study time.
Oracle Database SQL (1z0-071日本語版) Sample Questions:
Question 1
以下のCREATE TABLEコマンドを評価してください。
CREATE_TABLE orders
(ord_no NUMBER (2) CONSTRAINT ord_pk PRIMARY KEY,
ord_date DATE、
cust_id 番号 (4) );
CREATE TABLE ord_items
(ord_no NUMBER (2),
アイテム番号 NUMBER(3)、
数量番号(3)チェック(数量は100～200の間)
expiry_date date CHECK (expiry_date> SYSDATE)
制約 it_pk 主キー (ord_no, item_no)
CONSTARAINT ord_fk FOREIGN KEY (ord_no) REFERENCES orders (ord_no) );
上記のコマンドを実行すると失敗します。原因は何でしょうか？
A. CHECK制約は、DATEデータ型の列には設定できません。
B. SYSDATE は CHECK 制約と併用できません。
C. ORD_NO は外部キーでもあるため、ORD_NO と ITEM_NO を複合主キーとして使用することはできません。
D. BETWEEN句はCHECK制約には使用できません。
Question 2
このSQL文を調べてください。
正しいのはどれですか？(2つ選択してください。)
A. サブクエリは相関サブクエリではありません。
B. サブクエリが複数の行を選択した場合でも、DELETE ステートメントは正常に実行されます。
C. EMPLOYEES テーブルに存在するすべての行が削除されます。
D. サブクエリは、EMPLOYEES テーブルのすべての行に対して実行されます。
E. サブクエリは、DELETE ステートメントが実行される前に実行されます。
Question 3
展示資料を参照し、「従業員」表のデータを確認してください。
展示する
各従業員にこれまでに支払われた報酬総額を示すレポートを作成したい。
あなたは以下のクエリを発行します。
結果はどうなりますか？
A. 正常に実行されますが、正しい出力が得られません。
B. 式の中で ROUND 関数が使用されていないため、エラーが発生します。
C. 連結演算子は2つの項目しか結合できないため、エラーが発生します。
D. ITは正常に実行され、正しい出力が得られます。
E. エイリアスが無効であるため、エラーが発生します。
Question 4
展示資料をご覧になり、顧客表の構造を調べてください。
サブクエリまたは結合を単一のステートメントで実行する必要があるタスクはどれですか？(2つ選択してください。)
A. クレジット限度額がなく、1980年以前に生まれた顧客の一覧
B. 各都市において、婚姻状況が「既婚」である顧客の数を求める
C. 東京市在住の顧客の信用限度額と同額の信用限度額を持つ顧客のリスト
D. 各都市において、全顧客の平均信用限度額を超える信用限度額を持つ顧客の数を求める。
E. 東京またはシドニー在住の男性顧客の平均信用限度額を算出する
Question 5
見解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. OR REPLACE オプションは、既存のビューを削除して再作成することなく、その定義を変更するために使用されます。
B. 列エイリアスが使用されている単純ビューは更新できません。
C. ビューによって追加された行は、ビューが削除されるとテーブルから自動的に削除されます。
D. WITH CHECK OPTION制約は、ビュー定義で使用して、ビューに表示される列を制限することができます。
E. 複雑なビュー定義で使用されるサブクエリには、グループ関数または結合を含めることはできません。
F. ビュー定義に DISTINCT キーワードが含まれている場合、ビューを介して行を削除することはできません。
Solutions:
| Question 1 Answer: B | Question 2 Answer: D,E | Question 3 Answer: A | Question 4 Answer: C,D | Question 5 Answer: A,F |
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