How to Prepare for 1Z0-071 Exam on Oracle Database SQL Certification?

Oracle Database SQL (1Z0-071) preparation guide helps you to get focused on the exam. This guide also helps you to be on the 1Z0-071 exam track to get certified with a good score in the final exam.

1Z0-071 Oracle Database SQL Exam Summary

Exam Name	Oracle Database SQL
Exam Code	1Z0-071
Exam Product Version	SQL and PL/SQL 11.2 and up to 19c
Exam Price	USD $245 (Price may vary by country or by localized currency)
Duration	120 minutes
Number of Questions	78
Passing Score	63%
Format	Multiple Choice Questions (MCQ)
Recommended Training	Oracle Database: Introduction to SQL Oracle Database Learning Subscription Unlimited Learning Subscription - All Technology
Schedule Exam	Pearson VUE
Sample Questions	Oracle Database SQL Certified Associate (OCA)
Recommended Practice	1Z0-071 Online Practice Exam

Exam Syllabus: 1Z0-071 Oracle Database SQL

 

Subjects	Sub Topics
Relational Database concepts	- Explaining the theoretical and physical aspects of a relational database - Relating clauses in SQL Select Statement to Components of an ERD - Explaining the relationship between a database and SQL
Restricting and Sorting Data	- Applying Rules of precedence for operators in an expression - Limiting Rows Returned in a SQL Statement - Using Substitution Variables - Using the DEFINE and VERIFY commands - Sorting Data
Using Conversion Functions and Conditional Expressions	- Applying the NVL, NULLIF, and COALESCE functions to data - Understanding implicit and explicit data type conversion - Using the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions - Nesting multiple functions
Displaying Data from Multiple Tables	- Using Self-joins - Using Various Types of Joins - Using Non equijoins - Using OUTER joins - Understanding and Using Cartesian Products
Using SET Operators	- Matching the SELECT statements - Using the ORDER BY clause in set operations - Using The INTERSECT operator - Using The MINUS operator - Using The UNION and UNION ALL operators
Managing Indexes Synonyms and Sequences	- Managing Indexes - Managing Synonyms - Managing Sequences
Managing Views	- Managing Views
Managing Objects with Data Dictionary Views	- Using data dictionary views
Retrieving Data using the SQL SELECT Statement	- Using Column aliases - Using The SQL SELECT statement - Using concatenation operator, literal character strings, alternative quote operator, and the DISTINCT keyword - Using Arithmetic expressions and NULL values in the SELECT statement
Using Single-Row Functions to Customize Output	- Manipulating strings with character functions in SQL SELECT and WHERE clauses - Performing arithmetic with date data - Manipulating numbers with the ROUND, TRUNC and MOD functions - Manipulating dates with the date function
Reporting Aggregated Data Using Group Functions	- Restricting Group Results - Creating Groups of Data - Using Group Functions
Using Subqueries to Solve Queries	- Using Single Row Subqueries - Using Multiple Row Subqueries - Update and delete rows using correlated subqueries
Managing Tables using DML statements	- Managing Database Transactions - Controlling transactions - Perform Insert, Update and Delete operations - Performing multi table Inserts - Performing Merge statements
Use DDL to manage tables and their relationships	- Describing and Working with Tables - Describing and Working with Columns and Data Types - Creating tables - Dropping columns and setting column UNUSED - Truncating tables - Creating and using Temporary Tables - Creating and using external tables - Managing Constraints
Controlling User Access	- Differentiating system privileges from object privileges - Granting privileges on tables - Distinguishing between granting privileges and roles
Managing Data in Different Time Zones	- Working with CURRENT_DATE, CURRENT_TIMESTAMP,and LOCALTIMESTAMP - Working with INTERVAL data types

Oracle 1Z0-071 Certification Sample Questions and Answers

To make you familiar with the Oracle Database SQL (1Z0-071) certification exam structure, we have prepared this sample question set. We suggest you to try our Sample Questions for Oracle OCA 1Z0-071 Certification to test your understanding of the Oracle 1Z0-071 process with the real Oracle certification exam environment.

1Z0-071 Oracle Database SQL Sample Questions

01. Which one of the following is a DML statement?

a) ADD

b) ALTER

c) UPDATE

d) MODIFY

 

02. Which three statements are true regarding the data types?

a) Only one LONG column can be used per table.

b) ATIMESTAMP data type column stores only time values with fractional seconds.

c) The BLOB data type column is used to store binary data in an operating system file.

d) The minimum column width that can be specified for a varchar2 data type column is one.

e) The value for a CHAR data type column is blank-padded to the maximum defined column width.

 

03. What can a SELECT statement be used to query?

a) One or more reports

b) One or more tables

c) Only one table

d) Only one report

 

04. You need to determine the day of the week for a particular date in the future. Which function will reveal this information?

a) TO_CHAR

b) DAY_OF_WEEK

c) TO_DATE

d) None of the above

 

05. The DESC command can be used to do which of the following?

a) Show a table’s columns and the data types of those columns

b) Show a brief paragraph describing what the table does

c) Show a table’s name and who created it

d) Show the data that is contained within a table

 

06. The user SCOTT who is the owner of ORDERS and ORDER_ITEMS tables issues the following GRANT command:

GRANT ALL ON orders, order_items TO PUBLIC;

What correction needs to be done to the above statement?

a) PUBLIC should be replaced with specific usernames.

b) ALL should be replaced with a list of specific privileges.

c) WITH GRANT OPTION should be added to the statement.

d) Separate GRANT statements are required for ORDERS and ORDER_ITEMS tables.

 

07. Which statement is true about an inner join specified in the WHERE clause of a query?

a) It must have primary-key and foreign-key constraints defined on the columns used in the join condition.

b) It requires the column names to be the same in all tables used for the join conditions.

c) It is applicable for equijoin and nonequijoin conditions.

d) It is applicable for only equijoin conditions.

 

08. Which statement is true regarding external tables?

a) The default REJECT LIMIT for external tables is UNLIMITED.

b) The data and metadata for an external table are stored outside the database.

c) ORACLE_LOADER and ORACLE_DATAPUMP have exactly the same functionality when used with an external table.

d) The CREATE TABLE AS SELECT statement can be used to unload data into regular table in the database from an external table.

 

09. Assume you have a table ITEMS that includes a column STATUS. Which of the following statements is syntactically correct?

a) SELECT * FROM ITEMS FETCH NEXT 20 % ROWS ONLY;

b) SELECT * FROM ITEMS FETCH NEXT 20 PERCENT ROWS ONLY;

c) SELECT * FROM ITEMS FETCH NEXT 20 ROWS WITH TIES;

d) SELECT * FROM ITEMS ORDER BY STATUS FETCH NEXT 20 ROWS WITH TIES;

 

10. You can add your own comments to the data dictionary with the COMMENT statement using which of the following?

a) INDEX

b) COLUMN

c) SEQUENCE

d) TABLE

 

Solution:

 

QUESTION: 01 Answer: c	QUESTION: 02 Answer: a, d, e	QUESTION: 03 Answer: b	QUESTION: 04 Answer: a	QUESTION: 05 Answer: a
QUESTION: 06 Answer: d	QUESTION: 07 Answer: c	QUESTION: 08 Answer: d	QUESTION: 09 Answer: b, c, d	QUESTION: 10 Answer: b, d

 

How to Register for 1Z0-071 Oracle Database SQL Exam?

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