Vendor: Oracle
Exam Code: 1Z0-061
Exam Name: Oracle Database 12c: SQL Fundamentals
Certification Provider: Oracle
Total Questions: 75 Q&A
Updated on: Apr 06, 2017
Study Guide for 1Z0-061 dumps Oracle Database 12c covers the entire syllabus of the exam and presents it in a clean and concise format. The first two sections tell readers about what to expect from the test and from this guide. This is followed by the chapter titled Retrieving Data using the SQL SELECT Statement. Methods to limit and sort rows are covered in Restricting and Sorting Data. Morris then explains how to use characters, dates and numbers in single – row functions to customise output.
1Z0-061 Dumps Feature:
- Data retrieval using the SQL SELECT statement
- Restricting and sorting data
- Single-row functions
- Using conversion functions and conditional expressions
- Reporting aggregated data with the group functions
- Displaying data from multiple tables with joins
- Using subqueries to solve problems
- Using the set operators
- Manipulating data with DML statements
- Using DDL statements to create and manage tables
Kill4exam Latest and Most Accurate Oracle 1Z0-061 Dumps Exam Q&As
QUESTION 1
Evaluate the following SQL statement:
Which statement is true regarding the outcome of the above query?
A. It executes successfully and displays rows in the descending order of PROMO_CATEGORY.
B. It produces an error because positional notation cannot be used in the order by clause with set
operators.
C. It executes successfully but ignores the order by clause because it is not located at the end of the
compound statement.
D. It produces an error because the order by clause should appear only at the end of a compound query
that is, with the last select statement.
Correct Answer: D
Explanation
Explanation/Reference:
QUESTION 2
View the Exhibit and examine the structure of the product, component, and PDT_COMP tables.
In product table, PDTNO is the primary key.
In component table, COMPNO is the primary key.
In PDT_COMP table, <PDTNO, COMPNO) is the primary key, PDTNO is the foreign key referencing
PDTNO in product table and COMPNO is the foreign key referencing the COMPNO in component table.
You want to generate a report listing the product names and their corresponding component names, if the
component names and product names exist.
Evaluate the following query:
SQL>SELECT pdtno, pdtname, compno, compname
FROM product _____________ pdt_comp
USING (pdtno) ____________ component USING (compno) WHERE compname IS NOT NULL;
Which combination of joins used in the blanks in the above query gives the correct output?
A. JOIN; JOIN
B. FULL OUTER JOIN; FULL OUTER JOIN
C. RIGHT OUTER JOIN; LEFT OUTER JOIN
D. LEFT OUTER JOIN; RIGHT OUTER JOIN
Correct Answer: C
Explanation
Explanation/Reference:
QUESTION 3
View the Exhibit for the structure of the student and faculty tables.
You need to display the faculty name followed by the number of students handled by the faculty at the
base location.
Examine the following two SQL statements:
Which statement is true regarding the outcome?
A. Only statement 1 executes successfully and gives the required result.
B. Only statement 2 executes successfully and gives the required result.
C. Both statements 1 and 2 execute successfully and give different results.
D. Both statements 1 and 2 execute successfully and give the same required result.
Correct Answer: D
Explanation
Explanation/Reference:
QUESTION 4
View the Exhibits and examine products and sales tables.
You issue the following query to display product name and the number of times the product has been sold:
What happens when the above statement is executed?
A. The statement executes successfully and produces the required output.
B. The statement produces an error because item_cnt cannot be displayed in the outer query.
C. The statement produces an error because a subquery in the from clause and outer-joins cannot be
used together.
D. The statement produces an error because the group by clause cannot be used in a subquery in the
from clause.
Correct Answer: A
Explanation
Explanation/Reference:
QUESTION 5
You want to create a table employees in which the values of columns EMPLOYEES_ID and LOGIN_ID
must be unique and not null. Which two SQL statements would create the required table?
A. Option A
B. Option B
C. Option C
D. Option D
E. Option E
F. Option F
Correct Answer: DE
Explanation
Explanation/Reference:
QUESTION 6
View the Exhibit and examine the structure of the products table.
Using the products table, you issue the following query to generate the names, current list price, and
discounted list price for all those products whose list price falls below $10 after a discount of 25% is
applied on it
The query generates an error. What is the reason for the error?
A. The parenthesis should be added to enclose the entire expression.
B. The double quotation marks should be removed from the column alias.
C. The column alias should be replaced with the expression in the where clause.
D. The column alias should be put in uppercase and enclosed within double quotation marks in the where
clause.
Correct Answer: C
Explanation
Explanation/Reference:
QUESTION 7
Examine the structure proposed for the transactions table:
Which two statements are true regarding the creation and storage of data in the above table structure?
A. The CUST_STATUS column would give an error.
B. The TRANS_VALIDITY column would give an error.
C. The CUST_STATUS column would store exactly one character.
D. The CUST_CREDIT_LIMIT column would not be able to store decimal values.
E. The TRANS_VALIDITY column would have a maximum size of one character.
F. The TRANS_DATE column would be able to store day, month, century, year, hour, minutes, seconds,
and fractions of seconds
Correct Answer: BC
Explanation
Explanation/Reference:
Explanation:
VARCHAR2(size)Variable-length character data (A maximum size must be specified: minimum size is 1;
maximum size is 4, 000.)
CHAR [(size)] Fixed-length character data of length size bytes (Default and minimum size is 1; maximum
size is 2, 000.)
NUMBER [(p, s)] Number having precision p and scale s (Precision is the total number of decimal digits
and scale is the number of digits to the right of the decimal point; precision can range from 1 to 38, and
scale can range from 84 to 127.) DATE Date and time values to the nearest second between January 1,
4712 B.C., and December 31, 9999 A.D.
QUESTION 8
You need to create a table for a banking application. One of the columns in the table has the following
requirements:
1) You want a column in the table to store the duration of the credit period.
2) The data in the column should be stored in a format such that it can be easily added and subtracted with
date data type without using conversion functions.
3) The maximum period of the credit provision in the application is 30 days.
4) The interest has to be calculated for the number of days an individual has taken a credit for.
Which data type would you use for such a column in the table?
A. DATE
B. NUMBER
C. TIMESTAMP
D. INTERVAL DAY TO SECOND
E. INTERVAL YEAR TO MONTH
Correct Answer: D
Explanation
Explanation/Reference:
Oracle Database 12c: SQL Fundamentals( 1z0-061)
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