1 a find out the cartesian product a x b of thegiven pair of sets marks 5 a gt set o 5346340

December 5, 2020/in Business Homework Help Online /by Joseph

1(a). Find out the Cartesian product (A X B) of thegiven pair of sets. Marks:5

A => Set of first letterof the names ofcountries = A = { R, S, T }

B => Set of numbers denotingPostalcodes = B = { 0001, 1001}

1(b). Consider the table below:

RoomTable

RoomNo	Hotel_ Name	Ranking	Rate(Rs.)
10	Holiday Inn	A	17000
15	Avari	B	17000
20	Pearl Continental	A	20000
25	Sunfort	C	16000

Show the relation that will be produced by the followingrelational algebra operation:

∏
_{Hotel_Name} (
_{Rate > 16000}(
Room))

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