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Oracle 1z1-071 Exam Syllabus Topics:

Section	Objectives
Topic 1: Subqueries and Advanced SQL	- Correlated subqueries and nested queries - Single-row and multi-row subqueries
Topic 2: Data Manipulation and Schema Objects	- DDL operations 1. CREATE, ALTER, DROP tables and constraints - DML operations 1. INSERT, UPDATE, DELETE, MERGE
Topic 3: SQL Retrieval	- Joins and set operations 1. INNER, OUTER, CROSS joins 2. UNION, INTERSECT, MINUS - SELECT statements and filtering data 1. WHERE clause and conditions 2. ORDER BY and row limiting
Topic 4: Relational Database Concepts	- Data types and database objects overview - Tables, rows, columns, and relational model basics
Topic 5: SQL Functions	- Single-row functions 1. Character, numeric, date functions - Conversion and conditional functions 1. TO_CHAR, TO_NUMBER, CASE expressions

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Oracle Database SQL Sample Questions (Q89-Q94):

NEW QUESTION # 89
The CUSTOMERStable has a CUST_CREDIT_LIMITcolumn of data type NUMBER.
Which two queries execute successfully? (Choose two.)

A. SELECT NVL2(cust_credit_limit, TO_CHAR(cust_credit_limit * .15), 'Not
B. Available') FROM customers;
SELECT NVL2(cust_credit_limit * .15, 'Not Available') FROM customers;
C. SELECT TO_CHAR(NVL(cust_credit_limit * .15, 'Not Available')) FROM customers;
D. SELECT NVL(cust_credit_limit * .15, 'Not Available') FROM customers;
E. SLECT NVL(TO_CHAR(cust_credit_limit * .15), 'Not Available') FROM customers;

Answer: B,E

NEW QUESTION # 90
In the PROMOTIONS table, the PROMO_BEGTN_DATE column is of data type DATE and the default date format is DD-MON-RR.
Which two statements are true about expressions using PROMO_BEGIN_DATE contained in a query?

A. TO_NUMBER(PROMO_BEGIN_DATE)-5 will return number
B. TO_DATE(PROMO_BEGIN_DATE * 5) will return a date
C. PROMO_BEGIN_DATE-5 will return a date.
D. PROMO_BEGIN_DATE-SYSDATE will return a number.
E. PROMO_BEGIN_DATE-SYSDATE will return an error.

Answer: C,D

NEW QUESTION # 91
Examine the description of the EMPLOYEES table:

Which two queries will result in an error? (Choose two.)

Answer: E,F

NEW QUESTION # 92
Which three are true about multitable INSERTstatements? (Choose three.)

A. They can be performed only by using a subquery.
B. They can be performed on external tables using SQL* Loader.
C. They can be performed on remote tables.
D. They can be performed on relational tables.
E. They can insert each computed row into more than one table.
F. They can be performed on views.

Answer: B,D,E

NEW QUESTION # 93
View the exhibit and examine the description of SALES and PROMOTIONS tables.

You want to delete rows from the SALES table, where the PROMO_NAME column in the PROMOTIONS table has either blowout sale or everyday low price as values.
Which three DELETE statements are valid? (Choose three.)

A. DELETEFROM salesWHERE promo_id = (SELECT promo_idFROM promotionsWHERE promo_name = 'blowout sale')OR promo_name = 'everyday low price');
B. DELETEFROM salesWHERE promo_id = (SELECT promo_idFROM promotionsWHERE promo_name = 'blowout sale')OR promo_id = (SELECT promo_idFROM promotionsWHERE promo_name = 'everyday low price')
C. DELETEFROM salesWHERE promo_id IN (SELECT promo_idFROM promotionsWHERE promo_name IN = 'blowout sale','everyday low price'));
D. DELETEFROM salesWHERE promo_id = (SELECT promo_idFROM promo_name = 'blowout sale')AND promo_id = (SELECT promo_idFROM promotionsWHERE promo_name = 'everyday low price')FROM promotionsWHERE promo_name = 'everyday low price');

Answer: A,B,C

NEW QUESTION # 94
......

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