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Why do we like hexadecimal and octal to represent binary values like memory address in computer

system designs?

Hex and octal save more memory storage than binary.

Hex and octal are efficient in electrical circuits

Hex and octal saves CPU instructions.

Hex and octal are more versatile and simpler than binary.

What is the ASCII binary value for lower case w$?($You can look it up on the ascii chart$)$