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Declarations and Initializations - Programming

Q1:

Which of the declaration is correct?

A int length;

B char int;

C int long;

D float double;

ANS:A - int length;

int length; denotes that variable length is int(integer) data type. char int; here int is a keyword cannot be used a variable name. int long; here long is a keyword cannot be used a variable name. float double; here double is a keyword cannot be used a variable name. So, the answer is int length;(Option A).