SELECT Quiz

SELECT quiz

1. Which of these shows the countries with populations between 100000000 and 200000000

	SELECT name, population FROM bbc WHERE population BETWEEN (100000000, 200000000)
	SELECT name, population FROM bbc WHERE population BETWEEN 100000000, 200000000
	SELECT name, population FROM bbc WHERE population BETWEEN 100000000 AND 200000000
	SELECT name, population FROM bbc WHERE area BETWEEN 100000000 AND 200000000
	SELECT population FROM bbc WHERE population BETWEEN 100000000 AND 200000000

2. Which of these shows the countries that end in A or L?

	SELECT name FROM bbc WHERE name LIKE '%a' AND name LIKE '%l'
	SELECT name FROM bbc WHERE name LIKE 'a%' AND name LIKE 'l%'
	SELECT name FROM bbc WHERE name LIKE '%a' OR 'l%'
	SELECT name FROM bbc WHERE name LIKE '%a' OR name LIKE '%l'
	SELECT name FROM bbc WHERE name LIKE 'a%' OR name LIKE 'l%'

3. Which of these shows the sum population of scandinavia(Denmark, Finland, Sweden and Norway)?

	SELECT SUM(population) FROM bbc WHERE name IN ('Denmark', 'Finland','Sweden')
	SELECT SUM(population) FROM bbc WHERE name IN ('Denmark', 'Norway', 'Finland','Sweden')
	SELECT population FROM bbc WHERE name IN ('Denmark', 'Norway', 'Finland','Sweden')
	SELECT SUM(population) FROM bbc WHERE name IN LIKE ('Denmark', 'Norway', 'Finland' and 'Sweden')
	SELECT SUM(population) FROM bbc WHERE name IN LIKE ('Denmark', 'Norway', 'Finland','Sweden')

4. Which of these would show the countries with an area larger than 50000 and a population smaller than 10000000?

	SELECT name, area, population FROM bbc WHERE area > 50000 AND population < 10000000
	SELECT name, area, population FROM bbc WHERE area < 50000 AND population < 10000000
	SELECT name, area, population FROM bbc WHERE area = 50000 AND population = 10000000
	SELECT name, area, population FROM bbc WHERE area > 50000 AND population > 10000000
	SELECT name, area, population FROM bbc WHERE area < 50000 AND population > 10000000

5. Which of these shows the population density of China, Australia, Nigeria and France?

	SELECT name, area/population FROM bbc WHERE name IN ('China', 'Nigeria', 'France', 'Australia')
	SELECT name, area/population FROM bbc WHERE name LIKE ('China', 'Nigeria', 'France', 'Australia')
	SELECT name, population/area FROM bbc WHERE name IN ('China', 'Nigeria', 'France', 'Australia')
	SELECT name, population/area FROM bbc WHERE name LIKE ('China', 'Nigeria', 'France', 'Australia')
	SELECT name, population FROM bbc WHERE name IN ('China', 'Nigeria', 'France', 'Australia')

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