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Oracle 1z0-071 Exam Overview:

Certification Vendor:	Oracle
Exam Name:	Oracle Database SQL
Exam Number:	1z0-071
Exam Duration:	120 minutes
Certificate Validity Period:	No expiration for this exam/certification
Exam Format:	Multiple Choice
Passing Score:	63%
Related Certifications:	Oracle Database Administrator Certified Associate (DBA) Oracle Database SQL Certified Associate
Available Languages:	English, Japanese, Simplified Chinese, Korean, Portuguese
Exam Price:	$245 USD
Real Exam Qty:	70
Sample Questions:	Oracle 1z0-071 Sample Questions
Exam Way:	Pearson VUE testing center (online proctored option available)
Pre Condition:	No formal prerequisites required, but basic knowledge of relational database concepts is recommended
Official Syllabus URL:	https://education.oracle.com/oracle-database-sql-exam

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Oracle 1Z1-071 시험을 치르려면 개인은 SQL 프로그래밍 및 데이터베이스 관리 개념을 확실하게 이해해야합니다. Oracle 데이터베이스 작업 경험이 있어야하며 Oracle SQL 개발자 도구에 익숙해야합니다. 응시자는 SQL 쿼리 작성, 테이블 작성 및 데이터베이스 권한 관리 경험이 있어야합니다. 이 시험은 SQL 프로그래밍 및 데이터베이스 관리에 대한 전문 지식을 보여 주고이 분야에서 경력을 발전시키려는 개인을위한 것입니다.

Oracle 1z1-071: Oracle Database SQL 자격증 시험은 100분 이내에 완료해야 하는 73개의 문제를 포함합니다. 문제는 객관식과 실제 시험 문제로 이루어져 있습니다. 시험을 볼 전에 후보자들은 충분히 준비하고 필요한 모든 교육을 받는 것이 중요합니다. 이 시험은 자격증 시험을 제공하는 선두 업체인 Pearson VUE에서 관리됩니다.

최신 Oracle PL/SQL Developer Certified Associate 1z0-071 무료샘플문제 (Q310-Q315):

질문 # 310
Examine the description of the CUSTOMERS table:

Which two SELECT statements will return these results:
CUSTOMER_ NAME
--------------------
Mandy
Mary

A. SELECT customer_ name FROM customers WHERE customer_ name LIKE ' % a % ' ;
B. SELECT customer_ name FROM customers WHERE customer name LIKE 'Ma%' ;
C. SELECT customer_ name FROM customers WHERE customer_ name='*Ma*';
D. SELECT customer_ name FROM customers WHERE UPPER (customer_ name ) LIKE 'MA*. ;
E. SELECT customer_ name FROM customers WHERE UPPER (customer name) LIKE 'MA&';
F. SELECT customer_ name FROM customers WHERE customer_ name KIKE .*Ma*';
G. SELECT customer_ name FROM customers WHERE customer name LIKE 'Ma*';

정답：A,B

질문 # 311
View the Exhibit and examine the structure of ORDERS and ORDER_ITEMS tables.
ORDER_ID is the primary key in the ORDERS table and the foreign key of the ORDER_ITEMS table, whose constraint is defined with the ON DELETE CASCADE option.
Which DELETE statement would execute successfully?

A. DELETE ordersWHERE order_total < 1000;
B. DELETEFROM ordersWHERE (SELECT order_idFROM order_items);
C. DELETE order_idFROM ordersWHERE order_total < 1000;
D. DELETE orders o, order_items iWHERE o.order_id = i.order_id;

정답：A

질문 # 312
In the customers table, the CUST_CITY column contains the value 'Paris' for the CUST_FIRST_NAME 'Abigail'.
Evaluate the following query:

What would be the outcome?

A. Abigail IS
B. Abigail PA
C. Abigail Pa
D. An error message

정답：C

질문 # 313
Whith three statements are true about built in data types?

A. A BFILE stores unstructured binary data in operating systerm files
B. A VARCHAR2 column definition does not require the length to be specified
C. A CHAR column definition does not require the length to be specified
D. A VARCHAR2 blank pads column values only if the data stored is non numeric and contains no special characlers
E. The default length for a CHAR column is always one character
F. A BLOB stores unstructured binary data within the database

정답：A,E,F

설명：
The true statements about built-in data types in Oracle are:
B: A BFILE is a data type in Oracle that allows for a read-only link to binary files stored outside the database in the operating system. This is correct as per Oracle's documentation.
D: The default length for a CHAR column, when not specified, is one character. This is according to the Oracle SQL standard.
F: A BLOB is used for storing binary data within the Oracle database, allowing for storage of large amounts of unstructured binary data.
The incorrect options are:
A: A VARCHAR2 column does not blank-pad values; it is CHAR that may blank-pad to the fixed length.
C: A CHAR column requires a length specification, although if omitted, the default is one character.
E: A VARCHAR2 column requires a length specification; without it, the statement will fail.
Reference:
Oracle Documentation on Data Types: Data Types
Oracle Documentation on LOBs: LOBs
Oracle Documentation on Character Data Types: Character Data Types

질문 # 314
Which statement is true regarding the default behavior of the ORDER BY clause?

A. Column aliases can be used in the ORDER BY clause.
B. In a character sort, the values are case-sensitive.
C. Numeric values are displayed in descending order if they have decimal positions.
D. NULLs are not included in the sort operation.
E. Only columns that are specified in the SELECT list can be used in the ORDER BY clause.

정답：B

설명：
The ORDER BY clause performs case sensitive sorting with character values.

질문 # 315
......

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