Download Oracle Datbase 12c SQL.1z0-071.Pass4Sure.2018-11-19.101q.tqb

Vendor: Oracle
Exam Code: 1z0-071
Exam Name: Oracle Datbase 12c SQL
Date: Nov 19, 2018
File Size: 9 MB
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Demo Questions

Question 1
Examine the structure of the MEMBERS table:
You execute the SQL statement:
SQL > SELECT member_id, ' ' , first_name, ' ' , last_name "ID FIRSTNAME LASTNAME " FROM members; 
What is the outcome?
  1. It fails because the alias name specified after the column names is invalid.
  2. It fails because the space specified in single quotation marks after the first two column names is invalid.
  3. It executes successfully and displays the column details in a single column with only the alias column heading.
  4. It executes successfully and displays the column details in three separate columns and replaces only the last column heading with the alias.
Correct answer: D
Question 2
You issue the following command to drop the PRODUCTS table:
SQL > DROP TABLE products; 
Which three statements are true about the implication of this command? (Choose three.)
  1. All data along with the table structure is deleted.
  2. A pending transaction in the session is committed.
  3. All indexes on the table remain but they are invalidated.
  4. All views and synonyms on the table remain but they are invalidated.
  5. All data in the table is deleted but the table structure remains.
Correct answer: ABD
Question 3
View the Exhibit and examine the structure of ORDERS and ORDER_ITEMS tables. 
ORDER_ID is the primary key in the ORDERS table. It is also the foreign key in the ORDER_ITEMS table wherein it is created with the ON DELETE CASCADE option. 
Which DELETE statement would execute successfully? 
  
  1. DELETE orders o, order_items i
    WHERE o.order_id = i.order_id; 
  2. DELETE
    FROM orders 
    WHERE (SELECT order_id 
    FROM order_items); 
  3. DELETE orders
    WHERE order_total < 1000; 
  4. DELETE order_id
    FROM orders 
    WHERE order_total < 1000;
Correct answer: B
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