History of C Programming Language

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What is the default initial value of an automatic integral variable?

1

0 (correct)

null

garbage

Which storage class allows variables to retain their value between multiple function calls?

Automatic

External

Static (correct)

Register

What is a limitation of using the register keyword in C?

Register variables cannot store pointers (correct)

Register variables cannot be initialized

& operator cannot be used with register variables

Register variables are slower than automatic variables

In C, where is the visibility of a static global variable restricted to?

The file it is declared in Signup and view all the answers

What does the 'extern' storage class indicate to the compiler?

Variable has external linkage Signup and view all the answers

What happens when you attempt to dereference a register variable in C?

Compilation error occurs Signup and view all the answers

How many times can an external variable be initialized in C?

Only once globally Signup and view all the answers

Which type of variables have faster access time than automatic variables?

'register' variables Signup and view all the answers

'static' keyword in C is used to define which type of variables?

'static' variables Signup and view all the answers

In C, what can't be done to a static variable once it's declared?

Declare the same variable name again Signup and view all the answers

History of C Programming Language

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Questions and Answers

What is the default initial value of an automatic integral variable?

Which storage class allows variables to retain their value between multiple function calls?

What is a limitation of using the register keyword in C?

In C, where is the visibility of a static global variable restricted to?

What does the 'extern' storage class indicate to the compiler?

What happens when you attempt to dereference a register variable in C?

How many times can an external variable be initialized in C?

Which type of variables have faster access time than automatic variables?

'static' keyword in C is used to define which type of variables?

In C, what can't be done to a static variable once it's declared?

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