PRF192 - Review 2

A comment can be split over more than one line, as follows/** A programto calculate averageof 5 numbers. **/

• TRUE

• FALSE

Which ARE the following statements printf % character?

• printf("\%")

• printf("\\%")

• printf("\%%")

The precedence of operators is ...

• Arithmetic, Comparison, Logical

• Logical, Comparison, Arithmetic

• Comparison, Arithmetic, Logical

• Comparison, Logical, Arithmetic

What is size of an int ?

• 8 bits

• 16 bits

• Dependent on machine's "word" size

• 32 bits

What is the correct prototype in C ?

• doFunc():char;

• char doFunc()

• int doFunc(int,int);

• int doFunc(int,int);

• float doFunc(void);

Which of the following statement is (are) wrong ?

• a1 = 1343.44;

• 3=d;

• cat = 'A' *** 'B';

• asd = 'A'**24;

The ___ function after accepting a character and wait for the Enter key to be pressed.

• putch()

• putchar()

• getch()

• getchar()

Which of the following data type occupied 1 byte ?

• unsigned char

• short

• float

• long double

• double

Data is stored in computer memory in .........Choose one answer.

• decimal format.

• hexadecimal format.

• octal format.

• binary format.

Which of these statements about fundamental unit in CPU is true?

• The natural unit of the CPU is a int

• The natural unit of the CPU is a numeric

• The natural unit of the CPU is a bit

• The natural unit of the CPU is a word