Programming Concepts and Logics | Check Your Level | MCQ April 3, 2025April 17, 2024 by jaminrai Programming Concepts & LogicsThis 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 / 76Which operator is used to find remainder of two integers? ! MOD % 2 / 76Which 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 3 / 76Which one is input function? putchar printf scanf puts 4 / 76Which loop executes at least once do while if while For 5 / 76Which statement is not true? 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. An array is collection of similar type of data items. 6 / 76Which of the following is not a type of branching statement? If else If else if Do while Switch case 7 / 76C Language developed at _____? AT & T's Bell Laboratories of USA in 1972 Cambridge University in 1972 Sun Microsystem in 1973 AT & T's Bell Laboratories of French in 1972 8 / 76The operator & is used for Logical AND Bitwise OR Bitwise AND Logical OR 9 / 76A string in C is Both 1-D and 2-D array of character 2-D Array of Character None of these 1-D Array of character 10 / 76What is program? 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 A finite set of functions to computer to perform specific task 11 / 76Which keyword can be used for coming out of recursion? Break Return Both Return and Break Exit 12 / 76Which of the following is not true? Algorithm is a finite sequence of instructions for solving a problem Pseudo code is expressed in terms of English like structure and mathematical expression. Flowchart is a pictorial form of algorithm that describes the procedure to solve a problem A flowchart can solve complex real-world problem 13 / 76The process of translating a source program into machine language is a function of: Compiler Translator Assembler None of these 14 / 76The continue statement cannot be used with ____ For Switch Do while While 15 / 76How long the following loop runs? for(x=1;x=3;x++) One time Never Forever Three times 16 / 76Which function is used to copy string? strcat strcp strcpy strcopy 17 / 76Which one is output function? getchar printf gets scanf 18 / 76++ Operator used within loops increment the value of variable by 1 Depends on compiler 10 2 19 / 76What c function copies the contents of one string to another? strcmp() strcpy() strrev() None 20 / 76What is the work of break keyword? Restart execution of program Halt execution of program None of these Exit form loop or switch statement 21 / 76Which of the following character is used to terminate an instruction in C Program? Colon Comma Semicolon Period 22 / 76Which of the following symbol is not a valid character set? # @ > < 23 / 76Which operators are known as ternary operators? <,;; ::? None of these ?: 24 / 76This C function copies the contents of the source string at the end of the target string? both Strcat() & copycat() strcat() copycat() none of the options 25 / 76Which escape character can be used to begin a new line in c? m b a n 26 / 76Which type of type specifier is used to hold integer type data? %e %d %f %c 27 / 76Which of the following is not a loop used in C While loop For each loop For loop Do while loop 28 / 76Number of keywords present in C languages is? 32 64 62 34 29 / 76A string constant in C is terminated by ' ' 'O' "" " 30 / 76What is the maximum length of a C string? 256 characters 32 characters 64 characters None of these options are correct 31 / 76How much memory should require holding long integer data in Computer? 1 8 4 2 32 / 76The ____ statement is used in the loops to skip a part of the loop and continue the next cycle of the loop. Break Continue If Switch 33 / 76Which component is not required to define a simple loop? counter statement condition break statement initialization 34 / 76C program are converted into machine language with the help of A compiler An operating system An Editor Interpreter 35 / 76A C string element is always stored in? None of these options Alternate memory location Random access location Sequential memory location 36 / 76Which of the following symbol is valid identifier? 1_x x.1 1.x X_1 37 / 76Which of the following format specifier is used for string data type? g s d f 38 / 76Which of the following symbol is not a valid keyword auto break short else if 39 / 76Which among the following is an unconditional control structure? if-else goto for do-while 40 / 76If you have to make decision based on multiple choices, which of the following is best suited? If else All of these If else if If 41 / 76Which is the unformatted input function to accept a multiword input in c language? getc() gets() finds() scanf() 42 / 76The Expression : a+=4 means a=4 a+4=a a=a+4 a=4+4 43 / 76Which of the following statement is not true? Library function are defined outside header files #include helps to necessary headers files to the program #include and #define are commonly used preprocessors Preprocessor directive is a special type of program that helps to execute codes before passes through compiler. 44 / 76Null character is represented by n O 2 45 / 76The activity of removing an error in the program is called _____ Entering Debugging Compiling Editing 46 / 76Which 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. BCD code is represented in terms of 5 bits to represent a single decimal digit. ACSII is 8 bit codes to represents 256 characters or symbols 47 / 76Int len=strlen("Jamin Rai"); printf(%d",len);What would be the value of len printed? 8 Depends on compiler 9 10 48 / 76Which component is not required in a simple if else statement? condition false statement true statement counter statement 49 / 76Which of the following is interpreted language? Visual Basic C Language BASIC C++ Language 50 / 76Which function is used to display a string? putchar gets scanf printf 51 / 76This of the following statement is not true A compiler is faster than interpreter A compiler is more efficient than interpreter A compiler finds errors after compilation process A compiler does not create object code 52 / 76Every program in C has at least one function which is _________ None of these void sum main 53 / 76Which type of constant is defined by using #define? integer constant character escape sequence symbolic 54 / 76A labeled statement consist of an identifier followed by : , ; = 55 / 76Which of the following is not an arithmetic operator? + % & * 56 / 76Which of the following language is not a type of third generation language? Java C Lanugage BASIC FORTAN 57 / 76Which is the right way to declare constant in C? const int var = 10; All of these int const var=10; int const var = 10; 58 / 76What is the use of sqrt() library function? To find square of given number To find square root of given number. To find square root of a circle. To find roots of equations 59 / 76Operator % in C language is called? Quotient operator Modulus Division Percentage operator 60 / 76_____ is a picture in which the flows of computational paths are depicted. Flowchart Code Program Algorithm 61 / 76Which of the following statement is correct? strcmp(s1,s2) returns a number greater 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 less than 0 if s1>s2 62 / 76Which header file is essential for using strcmp() finction? string.h strcmp.h strings.h text.h 63 / 76Which of the following statement is not true?? A run time errors occur during the running time of the software A logical error is easily detected by compiler. Meaningless instructions make the logical errors A syntax error is easy to find than logical error. 64 / 76What is the output of expression : 7%3 2.5 2 1 3 65 / 76Which pair of functions below are used for single character I/O input() and output() none of these getchar() and putchar() scanf() and printf() 66 / 76Who is the father of C programming? Von Neuman Dennis Ritchie E.F. Codd James A. Gosling 67 / 76Which of the following operator reverse the result of expression its operators on? ! && All of the options are correct || 68 / 76What will be the value of y if x=8? Y=(x>6?4:6) 6 compiler error 0 4 69 / 76Which of the following is not basic data types in C language? float char string int 70 / 76The operator && is an example of ____ operator. Rational Increment Logical Assignment 71 / 76Array elements are always store in ________ memory location Random Sequential Non of these Sequential and Random 72 / 76Which of the following is not a type of control structure? Looping Sequence Condition Selection 73 / 76Which of the following symbol is used to denote a pre-processor statement? # ~ ! ; 74 / 76C is _____ Language? High Level Middle Level Low Level Machine Level 75 / 76Which of the following is format specification for printing string in printf() %f %s %c %d 76 / 76Among unary operation which operator represents increment? -- ++ ! = Your score isThe average score is 0% 0% Restart quiz Post Views: 1,674
