AUTHORIZED 1Z1-071 CERTIFICATION | 1Z1-071 KEY CONCEPTS

Authorized 1z1-071 Certification | 1z1-071 Key Concepts

Authorized 1z1-071 Certification | 1z1-071 Key Concepts

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Tags: Authorized 1z1-071 Certification, 1z1-071 Key Concepts, Test 1z1-071 Topics Pdf, Latest 1z1-071 Braindumps Pdf, Flexible 1z1-071 Testing Engine

The 1z1-071 practice test software provides you the assistance to self-assess your progress. It helps you analyze the gradual improvement and notice the shortcomings while preparing Oracle 1z1-071 through this format. The ability to customize your Oracle 1z1-071 Practice Test time and the types of Oracle 1z1-071 questions will turn your preparation into an easy affair.

Oracle 1z0-071 is a certification exam designed for IT professionals who want to validate their SQL knowledge and skills. 1z1-071 Exam is intended to test the candidate's knowledge in the field of SQL and the Oracle database. It is an entry-level exam and is suitable for individuals who are just starting their career in the IT industry.

To prepare for the Oracle 1z0-071 Exam, candidates can take Oracle's official training courses, use study materials such as books and practice exams, and gain hands-on experience working with Oracle databases and SQL programming. Passing the Oracle 1z0-071 Exam demonstrates a candidate's proficiency in SQL programming and their ability to work with Oracle databases. Oracle Database SQL certification is highly valued by employers and can lead to increased job opportunities and higher salaries.

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Oracle 1z1-071 (Oracle Database SQL) exam is a highly sought-after certification for anyone looking to pursue a career in database administration. It is a test that measures the skills and knowledge of individuals who have expertise in SQL programming, database development, and database management. 1z1-071 Exam is designed to test the candidates’ ability to write, execute, and optimize SQL queries, as well as their understanding of the fundamental concepts of relational databases, Data Definition Language (DDL), Data Manipulation Language (DML), and transactions.

Oracle Database SQL Sample Questions (Q198-Q203):

NEW QUESTION # 198
Examine the data in the ORD_ITEMS table:

Evaluate this query:

Which statement is true regarding the result?

  • A. It displays the item nos with their average quantity where the average quantity is more than double the overall minimum quantity of all the items in the table.
  • B. It returns an error because all the aggregate functions used in the HAVING clause must be specified in the SELECT list.
  • C. It displays the item nos with their average quantity where the average quantity is more than double the minimum quantity of that item in the table.
  • D. It returns an error because the HAVING clause should be specified after the GROUP BY clause.

Answer: C


NEW QUESTION # 199
Examine the commands used to create DEPARTMENT_DETAILS and
COURSE_DETAILS tables:
You want to generate a list of all department IDs that do not exist in the COURSE_DETAILS table.
You execute the SQL statement:
What is the outcome?

  • A. It fails because the ON clause condition is not valid.
  • B. It executes successfully but displays an incorrect list.
  • C. It fails because the join type used is incorrect.
  • D. It executes successfully and displays the required list.

Answer: D


NEW QUESTION # 200
View the Exhibit and examine the structure of the EMP table which is not partitioned and not an index-organized table. (Choose two.)

Evaluate this SQL statement:
ALTER TABLE emp
DROP COLUMN first_name;
Which two statements are true?

  • A. The FIRST_NAME column would be dropped provided at least one column remains in the table.
  • B. The FIRST_NAME column would be dropped provided it does not contain any data.
  • C. The drop of the FIRST_NAME column can be rolled back provided the SET UNUSED option is added to the SQL statement.
  • D. The FIRST_NAME column can be dropped even if it is part of a composite PRIMARY KEY provided the CASCADE option is added to the SQL statement.

Answer: A


NEW QUESTION # 201
View the Exhibit and examine the structure of the PRODUCT_INFORMATION table.

PRODUCT_ID column is the primary key.
You create an index using this command:
SQL > CREATE INDEX upper_name_idx
ON product_information(UPPER(product_name));
No other indexes exist on the PRODUCT_INFORMATION table.
Which query would use the UPPER_NAME_IDX index? (Choose the best answer.)

  • A. SELECT UPPER(product_name)FROM product_informationWHERE product_id = 2254;
  • B. SELECT product_id, UPPER(product_name)FROM product_informationWHERE UPPER(product_name)='LASERPRO' OR list_price > 1000;
  • C. SELECT product_idFROM product_informationWHERE UPPER(product_name) IN ('LASERPRO', 'CABLE');
  • D. SELECT UPPER(product_name)FROM product_information;

Answer: C


NEW QUESTION # 202
Examine this data in the EMPLOYERS table:

Which statement will execute successfully?

  • A. SELECT dept_id, STDDEV (last_name), SUM (salary) FROM employees GROUP BY dept_id
  • B. SELECT dept_id, MAX (Last_name), SUM (salary) FROM employees GROUP BY dept_id
  • C. SELECT dept_id, INSTR (last_name,'A'), SUM (salary) FROM employees GROUP BY dept_id
  • D. SELECT dept_id, LENGTH (last_name), SUM (salary) FROM employees GROUP BY dept_id

Answer: B


NEW QUESTION # 203
......

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