Test about programming C P3

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.

Question 1: In 256 color mode, the number of bits for each pixel is:
1. 6
2. 7
3. 8
4. 9
Question 2: Which of the following formats is used to print the address of a variable:
1. % u '.
2. '% e'.
3. '% o'.
4. '% p'.
Question 3: Which of the following formats is used to print an integer:
1. '% u'.
2. '% e'.
3. '% d'.
4. '% p'.
Question 4. Which of the following format is used to print a real number with double precision:
1. '% u'.
2. '% e'.
3. '% o'.
4. '% p'.
Question 5. Which of the following formats is used to print a single precision number:
1. '% u'.
2. '% e'.
3. '% f'.
4. '% o'.
Question 6. The int data type (integer type) can handle integers in any range:
1. 0 . 255.
2. -32768 . 32767.
3. -128… 127.
4. 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:
1. (c = a & b)
2. (c = a && b)
3. (c = a / b)
4. (c = a <
Question 8. Suppose a and b are 2 real numbers. Which of the following expressions is not allowed:
1. (a + = b)
2. (a- = b)
3. (a >> = b)
4. (a * = b)
Question 9. Give a = 3, b = 2. Which variable c = (a << = b) will have the following values:
1. c = 9
2. c = 12. [c = (a = (a << = b)) = (a = a.2b)]
3. c = 6
4. 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 
  } 
```
1. 56
2. 100
3. Error message when building the program
4. Other results

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