Question 22Please choose the correct option. Consider the following statements:(1) (SQRT(2) SQRT(6))/(SQRT(18) SQRT(24)) is an irrational number.(2) Let S = {} × A. Then, | P(S)| = 0, where P(S) denotes the power set and|_|denotes cardinality.(3) If n is a positive integer, then n is odd if and only if 5n+6 is odd.Select one of the following choices:O a. (1) and (2) are False, (3) is TrueO b. (1) and (2) are True, (3) is False○ c. (2) and (3) are True, (1) is FalseO d. None of the Above○ e. (1) and (3) are True, (2) is False

Answered: Consider the following statements: (1)…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Task 22: KimTay Pet Supplies is considering discounting the price of all items by 10 percent. List the item ID, description, price, and discounted price for all items. Use DISCOUNTED_PRICE as the name for the computed column.
The APPT_DTTM column stores the date and time of an appointment. Which of the following expressions would return TRUE for all appointments on January 1, 2018, and FALSE for all other appointments? SELECT ONE OF THE FOLLOWING A. APPT_DTTM >= '1 JAN 2018' AND APPT_DTTM < '2 JAN 2018' B. APPT_DTTM = '1 JAN 2018' C. APPT_DTTM > '31 DEC 2017' AND APPT_DTTM <= '1 JAN 2018' D. APPT_DTTM > '31 DEC 2017' AND APPT_DTTM < '2 JAN 2018' Choose one correct answer and what is output of remaining queries with proper explanation
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Guided Table Build: We will be Creating a Table called Student For the 6 following questions, your submission will be the query that shows you’ve created the table conforming to the requirements. Create a Table Named Student. The first column should be named ID, and have a data type of Integer The second column should be named First_Name, and have a data type of varchar(255). The third column should be named Last_Name, and have a data type of varchar(255) The fourth column should be named DOB (short for date of birth), and have a data type of date. The firth column should be named Adv_ID (short for advisor ID), and have a data type of integer.

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