Basic C Programming MCQ Questions and Answers
Basic C Programming MCQ questions with answers help candidates master the fundamentals of C language — one of the most popular programming languages for beginners and interview aspirants. These programming questions and answers focus on syntax, operators, loops, functions, and data handling. Practicing C programming MCQs strengthens logic and helps students perform better in technical assessments by TCS, Infosys, HCL, and other top recruiters. Each question is designed to test conceptual understanding and problem-solving skills, making it ideal for both practice and revision before coding interviews or placement exams.
Basic C Programming MCQ
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198 questions
71. Consider the array definition int num [10] = (3, 3, 3); Pick the correct answers.
- num[9] is the last element of the array num
- The value of num [8] is 3
- The value of num [3] is 3
- None of the above
72. Consider the following type definition typedef char x[10]; x myArray [5]; What will sizeof(my Array) be? Assume one character occupied 1 byte)
- 15 bytes
- 10 bytes
- 50 bytes
- 30 bytes
73. While passing an array as an actual argument, the function call must have the array name
- with empty brackets
- with its size
- alone
- none of the above
74. The following program main () { Static int a[] = {7, 8, 9} printf ("%d", 2[a]) + a[2]));}
- results in bus error
- results in segmentation violation error
- will not compile successfully
- none of the above
75. The parameter passing mechanism for an array is
- call by value
- call by value-result
- call by reference
- none of these
76. Consider the statement int val[2] [4] = {1, 2, 3, 4, 5, 6, 7, 8,}; 4 will be the value o
- val [1] [4]
- val [0] [4]
- val [1] [1]
- none of the above
77. The maximum number of dimension an array can have C is
- 3
- 4
- 5
- compiler dependent
78. The following program fragment int m, n, b = m n = 8; char wer [80]; sprintf (wer, "%d%d%d", m n, b); puts (wer);
- prints the string 8 8 8
- prints the string 888
- prints the null string
- none of the above
79. Under which of the following conditions, the size of an one-dimensional array need not be specified?
- when initialization is a part of definition
- when it is a declaration
- when it is a formal parameter
- when it is an actual argument
80. If a two dimensional array is used as a formal parameter, then
- both the subscripts may be left empty
- the first (row) subscript may be left empty
- the first subscript must be left empty
- both the subscripts must be left empty