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MySQL · Q410

MySQL

Programming · MySQL · question 410

Q410

The storage in bytes required for VARCHAR(4) type 'abcd' is . . . . . . . .

A.
1
B.
3
C.
5
Answer
D.
8

Answer: Option C

Solution

Answer: Option C
Solution:
This question is about the storage of data in MySQL. Let's break down the answer:

VARCHAR(4) means you are declaring a variable-length string that can hold a maximum of 4 characters.

'abcd' is the string you are storing. It has 4 characters, which is the maximum allowed in this VARCHAR declaration.

In MySQL, VARCHAR storage requires 1 byte for the length of the string plus the number of bytes required to store the actual characters.

Since the string 'abcd' has 4 characters, it will require 4 bytes for the characters themselves. Additionally, 1 byte is required to store the length of the string.

Therefore, the total storage required is 1 (for length) + 4 (for characters) = 5 bytes.

The correct answer is Option C: 5