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Oracle 1z0-071 Exam Syllabus Topics:

Section	Objectives
SQL Functions	- Conversion and conditional functions 1. TO_CHAR, TO_NUMBER, CASE expressions - Single-row functions 1. Character, numeric, date functions
SQL Retrieval	- SELECT statements and filtering data 1. WHERE clause and conditions 2. ORDER BY and row limiting - Joins and set operations 1. INNER, OUTER, CROSS joins 2. UNION, INTERSECT, MINUS
Subqueries and Advanced SQL	- Correlated subqueries and nested queries - Single-row and multi-row subqueries
Data Manipulation and Schema Objects	- DDL operations 1. CREATE, ALTER, DROP tables and constraints - DML operations 1. INSERT, UPDATE, DELETE, MERGE
Relational Database Concepts	- Data types and database objects overview - Tables, rows, columns, and relational model basics

>> 1z0-071證照 <<

最新的 Oracle PL/SQL Developer Certified Associate 1z0-071 免費考試真題 (Q390-Q395):

問題 #390
You execute these commands:
SQL> DEFINE hiredate = '01-APR -2011';
SQL> SELECT employee_id, first_name, salary FROM employees WHERE hire date > &hiredate AND manager_id >&mgr_id; For which substitution variables will you be prompted?

A. only &hiredate
B. &hiredate and &mgr_id
C. none
D. only &mgr_id

答案：D

問題 #391
You create a table named 123.
Which statement runs successfully?

A. SELECT * FROM TABLE (123) ;
B. SELECT * FROM '123';
C. SELECT * FROM "123";
D. SELECT * FROM V'123V';

答案：C

問題 #392
Examine the structure of the BOOKS_TRANSACTIONS table:
NameNull?Type
------------------------------------------------------------
TRANSACTION_IDNOT NULLVARCHAR2 (6)
BORROWED_DATEVARCHAR2 (50)
DUE_DATEDATE
BOOK_IDDATE
MEMBER_IDVARCHAR2 (6)
You want to display the member IDs, due date, and late fee as $2 for all transactions.
Which SQL statement must you execute?

A. SELECT member_id AS "MEMBER ID", due_date AS "DUE DATE", $2 AS "LATE FEE" FROM BOOKS_TRANSACTIONS;
B. SELECT member_id AS MEMBER_ID, due_date AS DUE_DATE, $2 AS LATE_FEE
FROM BOOKS_TRANSACTIONS;
C. SELECT member_id 'MEMBER ID', due_date 'DUE DATE', '$2 AS LATE FEE' FROM BOOKS_TRANSACTIONS;
D. SELECT member_id AS "MEMBER ID", due_date AS "DUE DATE", '$2' AS "LATE FEE" FROM BOOKS_TRANSACTIONS;

答案：D

問題 #393
The following are the steps for a correlated subquery, listed in random order:
* The WHERE clause of the outer query is evaluated.
* The candidate row is fetched from the table specified in the outer query.
* This is repeated for the subsequent rows of the table, till all the rows are processed.
* Rows are returned by the inner query, after being evaluated with the value from the candidate row in the outer query.
Which is the correct sequence in which the Oracle server evaluates a correlated subquery?

A. 4, 2, 1, 3
B. 4, 1, 2, 3
C. 2, 4, 1, 3
D. 2, 1, 4, 3

答案：C

解題說明：
References:
http://rajanimohanty.blogspot.co.uk/2014/01/correlated-subquery.html

問題 #394
Which two are true about granting privileges on objects?

A. A table owner must grant the REFERENCESprivilege to allow other users to create FOREIGN KEY constraints using that table.
B. An object privilege can be granted to other users only by the owner of that object.
C. An object privilege can be granted to a role only by the owner of that object.
D. The WITH GRANT OPTIONclause can be used only by DBA users.
E. The owner of an object acquires all object privileges on that object by default.

答案：A,E

解題說明：
Explanation/Reference: https://docs.oracle.com/cd/B19306_01/network.102/b14266/authoriz.htm#i1008214

問題 #395
......

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高質量的1z0-071證照，由Oracle權威專家撰寫

Oracle 1z0-071 Exam Syllabus Topics:

最新1z0-071題庫資訊，1z0-071熱門證照

最新的 Oracle PL/SQL Developer Certified Associate 1z0-071 免費考試真題 (Q390-Q395):