[Answered] Which of the following is true about a key? A) It may be unique. B) It may be non-unique. C) In ...

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Author Question: Which of the following is true about a key? A) It may be unique. B) It may be non-unique. C) In ... (Read 94 times)

Hungry!

Hero Member
Posts: 1,071

on: Jul 7, 2018

Which of the following is true about a key?

A) It may be unique.
B) It may be non-unique.
C) In may identify more than one row.
D) Both A and B
E) All of the above

Question 2

When developing a database system, the database is constructed during the implementation phase.

Indicate whether the statement is true or false

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Marked as best answer by a Subject Expert

meryzewe

Sr. Member
Posts: 346

Reply #1 on: Jul 7, 2018

Answer to Question 1

E

Answer to Question 2

TRUE

Hungry!

Member
Posts: 1,071

Reply 2 on: Jul 7, 2018

Wow, this really help

sailorcrescent

Member
Posts: 334

Reply 3 on: Yesterday

TYSM

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