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Oracle 1z1-071 Exam Overview:

Certification Vendor:	Oracle
Exam Name:	Oracle Database SQL
Exam Number:	1Z0-071
Exam Price:	USD 245 (varies by country/region)
Exam Duration:	120 minutes
Certificate Validity Period:	Non-expiring (Oracle certification policy subject to change)
Available Languages:	English, Chinese (Simplified), Portuguese, Japanese, Spanish
Related Certifications:	Oracle Database Administrator Certified Associate Oracle Database Development certifications
Exam Format:	Proctored exam, Multiple Response, Multiple Choice, Computer-based exam
Recommended Training:	Oracle Database SQL Training
Exam Registration:	Oracle Certification Registration
Sample Questions:	Oracle 1z1-071 Sample Questions
Exam Way:	Online proctored or test center delivery depending on region
Pre Condition:	No formal prerequisites required; basic knowledge of relational databases and SQL recommended.
Official Syllabus URL:	https://education.oracle.com/oracle-database-sql/pexam_1Z0-071

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Oracle 1z1-071 試験は、73問の多肢選択問題からなるコンピュータベースの試験です。試験時間は100分で、合格するには少なくとも63%の得点が必要です。試験は英語、日本語、ポルトガル語など、いくつかの言語で利用可能です。

Oracle Database SQL 認定 1z1-071 試験問題 (Q94-Q99):

質問 # 94
Examine this partial query:

Examine this output:

Which GROUP BY clause must be added so the query returns the results shown?

A. GROUP BY ch.channel_type, ROLLUP(t.month, co.country_code);
B. GROUP BY ch.channel_type, t.month, co.country_code;
C. GROUP BY ch.channel_type, t.month, ROLLUP(co.country_code);
D. GROUP BY CUBE(ch.channel_type, t.month, co.country_code);

正解：C

質問 # 95
View the Exhibit and examine the details of the PRODUCT_INFORMATIONtable.
Exhibit

You must display PRODUCT_NAME from the table where the CATEGORY_IDcolumn has values 12or 13, and the SUPPLIER_IDcolumn has the value 102088.
You executed this SQL statement:

Which statement is true regarding the execution?

A. It would execute but would return no rows.
B. It would execute and return the desired result.
C. It would not execute because the entire WHEREclause is not enclosed within parentheses.
D. It would not execute because the same column has been used twice with the ANDlogical operator.

正解：A

解説：
Explanation/Reference:

質問 # 96
Examine this partial query:
SELECT ch.channel_type, t.month, co.country_code, SUM(s.amount_sold) SALES FROM sales s, times t, channels ch, countries co WHERE s.time_ id = t.time id AND s.country_ id = co. country id AND s. channel id = ch.channel id AND ch.channel type IN ('Direct Sales', 'Internet') AND t.month IN ('2000-09', '2000-10') AND co.country code IN ('GB', 'US') Examine this output:

Which GROUP BY clause must be added so the query returns the results shown?

A. GROUP BYch. channel_ type, t.month,ROLIUP (co. country_ code) ;
B. GROUP BY ch.channel_type,ROLLUP (t month, co. country_ code) ;
C. GROUP BY ch.channel_type, t.month, co.country code;
D. GROUP BY CUBE (ch. channel_ type, t .month, co. country code);

正解：B

質問 # 97
Which statements is true about using functions in WHERE and HAVING?

A. using aggregate functions in the HAVING clause requires a subquery
B. using aggregate functions in the WHERE clause requires a subquery
C. using single-row functions in the WHERE clause requires a subquery
D. using single-row functions in the HAVING clause requires a subquery

正解：A、C

質問 # 98
Which two statements are true about current_timestamp?

A. It always returns the same value as SYSTIMESTAMP.
B. The value varies depending on the setting of SESSIONTIMEZONE.
C. The time is In the time zone of DBTIMEZONE.
D. The date Is In the time zone of DBTIMEZONE.
E. It returns the same date as CURRENT_date.
F. It returns a value of data type timestamp.

正解：B、E

質問 # 99
......

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