eg 112 Quiz 1

Applied Programming for Engineers zy books

QUESTION 1

1. What is the effect of the following line of code?

   #include

   		It defines a global variable named stdio
   		It defines a constant used later in the program
   		It tells the compiler that a program is about to begin
   		It allows us to use functions defined in the standard input/output library

10 points

QUESTION 2

1. Which of the following lines should be used to read an integer into a program?

   		scanf("%d",&myVar);
   		scanf("%d",myVar)
   		scanf("%c",myVar)
   		scanf("%c",&myVar)

10 points

QUESTION 3

1. Which of the following is an example of an arithmetic expression?

   		myVar + 5
   		myVar = 5
   		myVar1 > myVar2
   		myVar & 0x80

10 points

QUESTION 4

1. What is the value of the following expression?

   (4+1)%5;

   		5
   		1
   		-1
   		0

10 points

QUESTION 5

1. Which is not a valid variable name;

   		4myVar
   		_myVar4
   		_4myVar
   		myVar4

10 points

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