Programming Concepts and Logics | Check Your Level | MCQ April 3, 2025April 17, 2024 by jaminrai Programming Concepts & Logics This MCQ helps to check levels of:your understanding on programming languagesunderadatnd about compiler, interpreter and Assemblerdifferent High level languagesdifferent types of errors in programmingcontrol structureProgram design toolstypes of dataI/O function, operator and many more 1 / 76 _____ is a picture in which the flows of computational paths are depicted. Program Code Flowchart Algorithm 2 / 76 This C function copies the contents of the source string at the end of the target string? strcat() both Strcat() & copycat() copycat() none of the options 3 / 76 Which one is output function? getchar gets printf scanf 4 / 76 Which of the following symbol is not a valid keyword else if short auto break 5 / 76 Which of the following is not an arithmetic operator? % + * & 6 / 76 Which of the following language is not a type of third generation language? FORTAN C Lanugage BASIC Java 7 / 76 Int len=strlen("Jamin Rai"); printf(%d",len);What would be the value of len printed? 9 10 8 Depends on compiler 8 / 76 What will be the value of y if x=8? Y=(x>6?4:6) 4 6 compiler error 0 9 / 76 The ____ statement is used in the loops to skip a part of the loop and continue the next cycle of the loop. Continue Switch If Break 10 / 76 Which component is not required in a simple if else statement? false statement condition true statement counter statement 11 / 76 Which loop executes at least once if do while while For 12 / 76 A string in C is Both 1-D and 2-D array of character None of these 1-D Array of character 2-D Array of Character 13 / 76 Which pair of functions below are used for single character I/O scanf() and printf() input() and output() none of these getchar() and putchar() 14 / 76 Number of keywords present in C languages is? 34 62 32 64 15 / 76 A string constant in C is terminated by " 'O' "" ' ' 16 / 76 What is the work of break keyword? Restart execution of program None of these Exit form loop or switch statement Halt execution of program 17 / 76 Which function is used to copy string? strcp strcpy strcat strcopy 18 / 76 Array elements are always store in ________ memory location Random Sequential and Random Sequential Non of these 19 / 76 Which of the following statement is not true? C is powerful and portable programming language C is structural programming language. C is a general purpose low level programming language C is internationally standardized programming language 20 / 76 The operator & is used for Bitwise OR Logical AND Logical OR Bitwise AND 21 / 76 Which of the following is not true? Algorithm is a finite sequence of instructions for solving a problem A flowchart can solve complex real-world problem Flowchart is a pictorial form of algorithm that describes the procedure to solve a problem Pseudo code is expressed in terms of English like structure and mathematical expression. 22 / 76 Which keyword can be used for coming out of recursion? Both Return and Break Return Exit Break 23 / 76 Which type of constant is defined by using #define? escape sequence symbolic integer constant character 24 / 76 Which header file is essential for using strcmp() finction? strcmp.h strings.h string.h text.h 25 / 76 Which is the unformatted input function to accept a multiword input in c language? finds() scanf() gets() getc() 26 / 76 Which is the right way to declare constant in C? All of these int const var = 10; const int var = 10; int const var=10; 27 / 76 Which of the following is not a loop used in C For each loop While loop For loop Do while loop 28 / 76 The continue statement cannot be used with ____ Do while For While Switch 29 / 76 Which operator is used to find remainder of two integers? MOD ! % 30 / 76 Which of the following symbol is used to denote a pre-processor statement? ; ~ ! # 31 / 76 A C string element is always stored in? Random access location Sequential memory location None of these options Alternate memory location 32 / 76 How much memory should require holding long integer data in Computer? 2 4 8 1 33 / 76 Which function is used to display a string? printf putchar gets scanf 34 / 76 What c function copies the contents of one string to another? strcpy() strrev() None strcmp() 35 / 76 A labeled statement consist of an identifier followed by : = , ; 36 / 76 What is the use of sqrt() library function? To find roots of equations To find square of given number To find square root of given number. To find square root of a circle. 37 / 76 This of the following statement is not true A compiler is faster than interpreter A compiler finds errors after compilation process A compiler does not create object code A compiler is more efficient than interpreter 38 / 76 Which of the following is not basic data types in C language? char string int float 39 / 76 C program are converted into machine language with the help of An operating system A compiler Interpreter An Editor 40 / 76 Which of the following statement is correct? strcmp(s1,s2) returns a number less than 0 if s1>s2 strcmp(s1,s2) returns 0 if s1= =s2 strcmp(s1,s2) returns 1 if s1= =s2 strcmp(s1,s2) returns a number greater than 0 if s1<s2 41 / 76 Every program in C has at least one function which is _________ None of these void sum main 42 / 76 Which of the following statement is not true? Unicode is 16 bits codes to represent 65536 different characters, numbers, symbols,, etc. ACSII is 8 bit codes to represents 256 characters or symbols BCD code is represented in terms of 5 bits to represent a single decimal digit. EBCD is 8 bits codes to represent 256 characters or symbols in IBM mainframe 43 / 76 C Language developed at _____? Sun Microsystem in 1973 AT & T's Bell Laboratories of French in 1972 Cambridge University in 1972 AT & T's Bell Laboratories of USA in 1972 44 / 76 Which of the following is not a type of branching statement? If else Do while Switch case If else if 45 / 76 The operator && is an example of ____ operator. Increment Logical Assignment Rational 46 / 76 If you have to make decision based on multiple choices, which of the following is best suited? If else If else if If All of these 47 / 76 Which operators are known as ternary operators? ?: None of these <,;; ::? 48 / 76 Which escape character can be used to begin a new line in c? m a b n 49 / 76 Which of the following symbol is valid identifier? 1_x 1.x X_1 x.1 50 / 76 Which of the following is not a type of control structure? Looping Condition Selection Sequence 51 / 76 How long the following loop runs? for(x=1;x=3;x++) One time Forever Never Three times 52 / 76 Which one is input function? putchar puts printf scanf 53 / 76 What is the output of expression : 7%3 2 3 1 2.5 54 / 76 Null character is represented by 2 O n 55 / 76 Which statement is not true? An array is collection of similar type of data items. An array is collection of dissimilar type of data items. The data items of array are stored in contiguous memory locations. The size of an array is static. 56 / 76 Among unary operation which operator represents increment? -- ++ = ! 57 / 76 Which of the following symbol is not a valid character set? < @ # > 58 / 76 The process of translating a source program into machine language is a function of: Assembler Compiler None of these Translator 59 / 76 The activity of removing an error in the program is called _____ Entering Debugging Compiling Editing 60 / 76 Which of the following is interpreted language? C++ Language BASIC C Language Visual Basic 61 / 76 Which of the following statement is not true?? Meaningless instructions make the logical errors A run time errors occur during the running time of the software A logical error is easily detected by compiler. A syntax error is easy to find than logical error. 62 / 76 Which of the following character is used to terminate an instruction in C Program? Semicolon Comma Colon Period 63 / 76 Which of the following operator reverse the result of expression its operators on? ! All of the options are correct || && 64 / 76 Which component is not required to define a simple loop? initialization counter statement break statement condition 65 / 76 Who is the father of C programming? Dennis Ritchie James A. Gosling Von Neuman E.F. Codd 66 / 76 Which of the following statement is not true? #include helps to necessary headers files to the program Library function are defined outside header files Preprocessor directive is a special type of program that helps to execute codes before passes through compiler. #include and #define are commonly used preprocessors 67 / 76 What is program? A finite set of functions to computer to perform specific task A finite set of instruction to computer to perform specific task All of the options are correct A finite set of subprograms to computer to perform specific task 68 / 76 Operator % in C language is called? Division Modulus Quotient operator Percentage operator 69 / 76 ++ Operator used within loops increment the value of variable by 1 2 Depends on compiler 10 70 / 76 Which type of type specifier is used to hold integer type data? %f %c %d %e 71 / 76 Which among the following is an unconditional control structure? do-while for goto if-else 72 / 76 C is _____ Language? Low Level Middle Level Machine Level High Level 73 / 76 The Expression : a+=4 means a=a+4 a=4 a+4=a a=4+4 74 / 76 What is the maximum length of a C string? 64 characters None of these options are correct 32 characters 256 characters 75 / 76 Which of the following format specifier is used for string data type? f s d g 76 / 76 Which of the following is format specification for printing string in printf() %f %d %s %c Your score isThe average score is 81% 0% Restart quiz Post Views: 1,973
