C - Control Flow Constructions Questions and Answers

Control Flow Constructions in C are fundamental to defining how a program executes statements based on conditions, loops, and decisions. This topic focuses on essential C programming questions and answers that help you master control statements like if-else, switch, for, while, and do-while loops. Whether you’re preparing for placement drives at TCS, Wipro, or Infosys, or aiming to crack technical rounds in coding interviews, these control flow MCQs will test your logical understanding and practical knowledge. Practice these C Control Flow Constructions questions with answers to improve your coding efficiency and logic-building skills.

C - Control Flow Constructions

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61. Result of the following program is   main ( )    {      int i = 0;      for ( i = 0 ; i < 20; i++)             {               switch ( i )                     {                       case 0 : i +=5;                        case1 : i +=2;                       case 5 : i +=5;                       default i + = 4 ;                       break;                      }                   printf ("%d,",i); } }

0,5,9,13,17
5,9,13,17
12,17,22
16,21

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62.  What is the output of the following code ? main ( )    {      int i = 0;     switch (i)     {    case 0 : i++;     case 1 : i+++2    case 2 : ++i;  } printf ("%d", i++); }

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C - Control Flow Constructions Questions and Answers

C - Control Flow Constructions

62. &nbsp;What is the output of the following code ? main ( ) &nbsp; &nbsp;{ &nbsp; &nbsp; &nbsp;int i = 0; &nbsp; &nbsp; switch (i) &nbsp; &nbsp; { &nbsp; &nbsp;case 0 : i++; &nbsp; &nbsp; case 1 : i+++2 &nbsp; &nbsp;case 2 : ++i; &nbsp;} printf (&quot;%d&quot;, i++); }

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62. What is the output of the following code ? main ( ) { int i = 0; switch (i) { case 0 : i++; case 1 : i+++2 case 2 : ++i; } printf ("%d", i++); }