1. C is a ________________ programming language.
Answer: Procedural
2. C programming language was developed by ___________.
Answer: Dennis Ritchie
3. Father of C language _____.
Answer: Dennis Ritchie
4. C programming was developed at _________.
Answer: Bell Laboratories
5. C was developed in _____.
Answer: 1972
6. stdio.h is header files for _______________.
Answer: Standard Input Output (I/O)
7. Execution of a C program starts from _______.
Answer: main().
8. Every function body begins with _____ and ends with _____.
Answer: { (left brace) , } (right brace)
9. Every C program begins execution at the function ___.
Answer: main()
10. Every C Program should contain _____________ function.
Answer: main()
11. Every statement in a C program has to end with _____.
Answer: semi-colon.
12. _________ is the extension of C source file.
Answer: .C
13. The C source file is processed by the _________.
Answer: Compiler
14. A single line comment in C language source code can begin with ________.
Answer: //
15. The escape sequence \n represents the __________ character, which causes the cursor to position to the beginning of the next line on the screen.
Answer: newline
16. C is a ____ sensitive language.
Answer: case
17. __________ is also called as reserved word.
Answer: Keywords
18. All keywords must be written in __________
Answer: lower case
19. _____ keywords are there in C language.
Answer: 32
20. The documentation section in a C program consists of a set of __________ lines.
Answer: comment
21. Header file ___________ should be included for input/output functions in C.
Answer: stdio.h
22. In C language, programmers can create custom header files that must end with a ___________
Answer: .h extension
23. The_________ standard library function displays information on the screen.
Answer: printf()
24. _______ is used to take input from the user.
Answer: scanf()
25. C provides __________ to input functions.
Answer: scanf()
26. The_________ Standard Library function is used to obtain data from the keyboard.
Answer: scanf()
27. The scanf() is a predefined function in _________ header file.
Answer: stdio.h
28. Used to clear the output screen ___________
Answer: clrscr()
29. To indicate address location the ______ operator is used.
Answer: &
30. An ampersand (&) before the name of a variable denotes the ___________ of the variable.
Answer: address
31. ____________ is used to store a value.
Answer: variables
32. ________ is a storage location, which stores a value or information.
Answer: Variable
33. A variable name in the C language may consist of letters, numbers and ______
Answer: underscore (_)
34. _______ data type is used to represent a single character in C.
Answer: char
35. A printf format control string must be enclosed in __________
Answer: double quotation marks (“)
36. The format specifier_________ is used in a scanf format control string to indicate that an integer will be input and in a printf format control string to indicate that an integer will be output.
Answer: %d
37. In C language, the ____________ format specifier is used to read a single character from the standard input.
Answer: %c
38. A floating-point value always contains a __________.
Answer: decimal point
39. A float requires _____ bytes in memory.
Ans: 4
40. A string constant in a C program is a sequence of __________ enclosed in double quotes. (“ ”)
Answer: character
41. Long int format specifier ____________
Answer: %ld
42. In C programming, ‘++’ is __________________operator.
Answer: increment
43. ___________ is used to increment the value of a variable in an expression by 1.
Answer: increment operator, ++
44. _______ symbol is used for the ‘modulo’ operator in C.
Answer: %
45. ______ operator gives remainder after division.
Answer: modulus operator (%)
46. _______ operator is used to compare two variables.
Answer: = =
47. C provides ______________ as a convenient alternative to the traditional ‘if-else’ for two way selection.
Answer: Conditional operator
48. The_________ statement is used to make decisions.
Answer: if
49. Multiple values of the same variable can be tested using ___________
Answer: switch
50. In the switch statement, the _________ statement must be used for each case other than the last.
Answer: break
51. For loop is ________ loop.
Answer: entry controlled
52. The _____ statement ends the loop immediately when it is encountered.
Answer: break
53. The ___________ statement is used to skip the rest of the statements in a loop and continue with the next iteration.
Answer: continue
54. _______ is exit-controlled loop.
Answer: do-while
55. The do-while loop is useful when we want the statement inside the loop to be executed _____________
Answer: at least once
56. Array index always starts from _________.
Answer: zero (0)
57. The _________ brackets is used to specify the size of the array.
Answer: Square brackets [ ]
58. strcpy() function defined in ________
Answer: string.h
59. All strings end in the __________character.
Answer: null character (\0)
60. \0 is a ____ character.
Answer: null