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 Which of the following language is not a type of third generation language? BASIC C Lanugage Java FORTAN 2 / 76 Which is the unformatted input function to accept a multiword input in c language? finds() gets() getc() scanf() 3 / 76 Every program in C has at least one function which is _________ None of these main sum void 4 / 76 Which header file is essential for using strcmp() finction? strings.h strcmp.h string.h text.h 5 / 76 Which of the following is not basic data types in C language? int float char string 6 / 76 How much memory should require holding long integer data in Computer? 4 2 8 1 7 / 76 Which type of constant is defined by using #define? character symbolic integer constant escape sequence 8 / 76 What c function copies the contents of one string to another? strrev() strcpy() strcmp() None 9 / 76 Which among the following is an unconditional control structure? if-else do-while goto for 10 / 76 A string constant in C is terminated by " 'O' ' ' "" 11 / 76 Which function is used to display a string? putchar printf scanf gets 12 / 76 Which of the following symbol is not a valid character set? @ # < > 13 / 76 Which of the following is not true? 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. Algorithm is a finite sequence of instructions for solving a problem A flowchart can solve complex real-world problem 14 / 76 Which of the following statement is not true? #include and #define are commonly used preprocessors #include helps to necessary headers files to the program Preprocessor directive is a special type of program that helps to execute codes before passes through compiler. Library function are defined outside header files 15 / 76 Number of keywords present in C languages is? 34 64 32 62 16 / 76 Which pair of functions below are used for single character I/O getchar() and putchar() none of these scanf() and printf() input() and output() 17 / 76 A C string element is always stored in? None of these options Alternate memory location Sequential memory location Random access location 18 / 76 C Language developed at _____? AT & T's Bell Laboratories of French in 1972 Sun Microsystem in 1973 AT & T's Bell Laboratories of USA in 1972 Cambridge University in 1972 19 / 76 Which of the following statement is not true? EBCD is 8 bits codes to represent 256 characters or symbols in IBM mainframe 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. 20 / 76 Among unary operation which operator represents increment? ++ -- ! = 21 / 76 The Expression : a+=4 means a+4=a a=a+4 a=4 a=4+4 22 / 76 Which escape character can be used to begin a new line in c? b a m n 23 / 76 What will be the value of y if x=8? Y=(x>6?4:6) 0 compiler error 4 6 24 / 76 Which one is output function? printf getchar scanf gets 25 / 76 The activity of removing an error in the program is called _____ Editing Entering Compiling Debugging 26 / 76 Which of the following character is used to terminate an instruction in C Program? Semicolon Colon Comma Period 27 / 76 Which of the following is not a type of branching statement? If else if Switch case Do while If else 28 / 76 _____ is a picture in which the flows of computational paths are depicted. Program Algorithm Flowchart Code 29 / 76 Which function is used to copy string? strcp strcopy strcpy strcat 30 / 76 Which of the following statement is not true?? A run time errors occur during the running time of the software A syntax error is easy to find than logical error. Meaningless instructions make the logical errors A logical error is easily detected by compiler. 31 / 76 Which of the following symbol is used to denote a pre-processor statement? ; ! # ~ 32 / 76 This of the following statement is not true A compiler is faster than interpreter A compiler is more efficient than interpreter A compiler does not create object code A compiler finds errors after compilation process 33 / 76 Array elements are always store in ________ memory location Random Sequential Sequential and Random Non of these 34 / 76 Which of the following statement is not true? C is powerful and portable programming language C is internationally standardized programming language C is structural programming language. C is a general purpose low level programming language 35 / 76 The continue statement cannot be used with ____ Switch Do while While For 36 / 76 Which component is not required in a simple if else statement? condition false statement true statement counter statement 37 / 76 Which of the following is not a loop used in C While loop For loop For each loop Do while loop 38 / 76 The operator && is an example of ____ operator. Increment Assignment Logical Rational 39 / 76 Operator % in C language is called? Division Quotient operator Percentage operator Modulus 40 / 76 Which of the following is not an arithmetic operator? % & + * 41 / 76 Which of the following format specifier is used for string data type? g f d s 42 / 76 Which operator is used to find remainder of two integers? ! MOD % 43 / 76 C program are converted into machine language with the help of An operating system A compiler An Editor Interpreter 44 / 76 A labeled statement consist of an identifier followed by : ; = , 45 / 76 Which loop executes at least once For do while if while 46 / 76 The process of translating a source program into machine language is a function of: Translator Compiler Assembler None of these 47 / 76 This C function copies the contents of the source string at the end of the target string? both Strcat() & copycat() copycat() none of the options strcat() 48 / 76 The operator & is used for Logical OR Bitwise OR Logical AND Bitwise AND 49 / 76 Which of the following is not a type of control structure? Condition Selection Sequence Looping 50 / 76 Which of the following is interpreted language? C++ Language C Language BASIC Visual Basic 51 / 76 Which component is not required to define a simple loop? initialization condition counter statement break statement 52 / 76 Which of the following is format specification for printing string in printf() %d %c %f %s 53 / 76 Which of the following symbol is valid identifier? x.1 1_x X_1 1.x 54 / 76 Which of the following symbol is not a valid keyword break auto short else if 55 / 76 Which type of type specifier is used to hold integer type data? %d %f %c %e 56 / 76 C is _____ Language? High Level Machine Level Middle Level Low Level 57 / 76 If you have to make decision based on multiple choices, which of the following is best suited? If All of these If else if If else 58 / 76 What is program? All of the options are correct A finite set of functions to computer to perform specific task A finite set of subprograms to computer to perform specific task A finite set of instruction to computer to perform specific task 59 / 76 Which of the following statement is correct? strcmp(s1,s2) returns a number greater than 0 if s1<s2 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 60 / 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 size of an array is static. The data items of array are stored in contiguous memory locations. 61 / 76 Which keyword can be used for coming out of recursion? Return Break Exit Both Return and Break 62 / 76 Which of the following operator reverse the result of expression its operators on? All of the options are correct && || ! 63 / 76 What is the maximum length of a C string? 32 characters 64 characters 256 characters None of these options are correct 64 / 76 What is the work of break keyword? Exit form loop or switch statement Restart execution of program None of these Halt execution of program 65 / 76 What is the output of expression : 7%3 3 2 2.5 1 66 / 76 The ____ statement is used in the loops to skip a part of the loop and continue the next cycle of the loop. Continue If Switch Break 67 / 76 Null character is represented by n 2 O 68 / 76 Who is the father of C programming? Dennis Ritchie James A. Gosling Von Neuman E.F. Codd 69 / 76 Int len=strlen("Jamin Rai"); printf(%d",len);What would be the value of len printed? 8 Depends on compiler 9 10 70 / 76 Which one is input function? printf scanf puts putchar 71 / 76 ++ Operator used within loops increment the value of variable by 1 10 Depends on compiler 2 72 / 76 A string in C is Both 1-D and 2-D array of character None of these 2-D Array of Character 1-D Array of character 73 / 76 Which operators are known as ternary operators? None of these <,;; ?: ::? 74 / 76 Which is the right way to declare constant in C? int const var=10; const int var = 10; All of these int const var = 10; 75 / 76 What is the use of sqrt() library function? To find square of given number To find square root of a circle. To find square root of given number. To find roots of equations 76 / 76 How long the following loop runs? for(x=1;x=3;x++) One time Never Three times Forever Your score isThe average score is 81% 0% Restart quiz Post Views: 1,922
