Introduction to SQL
To define what columns should be displayed in an SQL SELECT statement:

use USING to name the source table(s) and list the columns to be shown after SELECT.
use USING to name the source table(s) and list the columns to be shown after WHER
use SELECT to name the source table(s) and list the columns to be shown after USING.
use FROM to name the source table(s) and list the columns to be shown after SELECT.

ANSWER DOWNLOAD EXAMIANS APP

Introduction to SQL
Find the name of cities with all entries whose temperature is in the range of 71 and 89

SELECT * FROM weather WHERE temperature NOT IN (71 to 89);
SELECT * FROM weather WHERE temperature BETWEEN 71 AND 89;
SELECT * FROM weather WHERE temperature NOT IN (71 and 89);
SELECT * FROM weather WHERE temperature NOT BETWEEN 71 to 89;

ANSWER DOWNLOAD EXAMIANS APP

Introduction to SQL
Which of the following query is correct for using comparison operators in SQL?

SELECT name, course_name FROM student WHERE age>50 and <80;
None of these
SELECT name, course_name FROM student WHERE age>50 and WHERE age<80;
SELECT name, course_name FROM student WHERE age>50 and age <80;

ANSWER DOWNLOAD EXAMIANS APP