Test about programming C P3

Question 1: In 256 color mode, the number of bits for each pixel is:
- 6
- 7
- 8
- 9
Question 2: Which of the following formats is used to print the address of a variable:
- % u '.
- '% e'.
- '% o'.
- '% p'.
Question 3: Which of the following formats is used to print an integer:
- '% u'.
- '% e'.
- '% d'.
- '% p'.
Question 4. Which of the following format is used to print a real number with double precision:
- '% u'.
- '% e'.
- '% o'.
- '% p'.
Question 5. Which of the following formats is used to print a single precision number:
- '% u'.
- '% e'.
- '% f'.
- '% o'.
Question 6. The int data type (integer type) can handle integers in any range:
- 0 . 255.
- -32768 . 32767.
- -128… 127.
- 0 . 65535.
Question 7. Let a = 3, b = 2 and c are 3 integer variables. Which of the following expressions incorrectly writes the syntax in the C programming language:
- (c = a & b)
- (c = a && b)
- (c = a / b)
- (c = a <
Question 8. Suppose a and b are 2 real numbers. Which of the following expressions is not allowed:
- (a + = b)
- (a- = b)
- (a >> = b)
- (a * = b)
Question 9. Give a = 3, b = 2. Which variable c = (a << = b) will have the following values:
- c = 9
- c = 12. [c = (a = (a << = b)) = (a = a.2b)]
- c = 6
- c = 8
Question 10. What is the result displayed on the screen of the following program
```
 #include void main () 

 { 

 int a, b; a = 100; b = 56; 

 printf ( ' % d ' , (a 
 } 
```
- 56
- 100
- Error message when building the program
- Other results

Multiple choice questions on C programming, invite readers to test their knowledge with Network Administrator. Hopefully with these questions you will have more useful knowledge.