C Questions and Answers – printf – 2

This set of C Multiple Choice Questions & Answers (MCQs) focuses on “printf – 2”.

Pre-requisite for this C MCQ set: Advanced C Programming Video Tutorial.

1. If by mistake you specify more number of arguments, the excess arguments will ____________
a) be ignored
b) produce compile error
c) produce run-time error
d) produce logical error
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2. What happens when zero flag is used with left justification?
a) data is padded with zeros
b) zero flag is ignored
c) data is padded with blank spaces
d) will give error
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3. For floating point numbers, the precision flag specifies the number of decimal places to be printed. When no precision modifier is specified, printf() prints _______
a) six decimal positions
b) five decimal positions
c) four decimal positions
d) three decimal positions
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4. What will the given code result in printf(“\n you are\”awesome \" ");?
a) compile error
b) run-time error
c) you are "awesome"
d) you are awesome
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5. What will be the output for the given code printf(“\n The number is %07d”,1212);
a) The number is 0001212
b) The number is 1212
c) The number is 1212
d) The number is 1212000
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6. What will be the output of the following code?

char t=’N’;
printf(“\n %c \n %3c \n %5c”,t,t,t);

a)              N
          N
    N
b)    N
            N
                 N
c)  N
      N
      N
d)   N  N  N  
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7. Select the right explanation to the given code.

printf(“%*. *f”, 5,4,5700);

a) the minimum field width has to be 4, the precision is given to be 5, and the value to be displayed is 5700
b) the minimum field width is 5, the precision is 4, and the value to be displayed is 5700
c) compile error
d) run-time error
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8. What will be the output of the following C code?

char str[] = "Hello Nancy“;
printf(“\n %.7s”, str) ;

a) Hello Nan
b) Hello
c) Hello N
d) Hello Nancy
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9. What will be the output of the following C code?

char str[] =”Too Good”;
printf(“\n %7s”,str);

a) Too Good
b) Too G
c) Too Go
d) Too
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10. What will be the output of the following C code?

printf(“\n Output: %5d \t %x \t %#x”, 234,234,234);

a) Output:234EA0xEA
b) Output:00234 EA 0xEA
c) Output:    234 EA 0xEA
d) ERROR
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