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 The ____ statement is used in the loops to skip a part of the loop and continue the next cycle of the loop. Switch Break If Continue 2 / 76 Which of the following is format specification for printing string in printf() %c %s %f %d 3 / 76 Which of the following statement is not true? 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 EBCD is 8 bits codes to represent 256 characters or symbols in IBM mainframe 4 / 76 Which loop executes at least once while do while if For 5 / 76 ++ Operator used within loops increment the value of variable by 1 Depends on compiler 10 2 6 / 76 A string constant in C is terminated by "" 'O' " ' ' 7 / 76 Which of the following is not true? Pseudo code is expressed in terms of English like structure and mathematical expression. A flowchart can solve complex real-world problem Algorithm is a finite sequence of instructions for solving a problem Flowchart is a pictorial form of algorithm that describes the procedure to solve a problem 8 / 76 C is _____ Language? Machine Level Low Level High Level Middle Level 9 / 76 Which of the following is not a type of control structure? Looping Selection Sequence Condition 10 / 76 Which of the following symbol is valid identifier? 1_x 1.x X_1 x.1 11 / 76 Number of keywords present in C languages is? 62 64 32 34 12 / 76 What is the use of sqrt() library function? To find square of given number To find square root of given number. To find roots of equations To find square root of a circle. 13 / 76 Which operator is used to find remainder of two integers? ! % MOD 14 / 76 Which type of type specifier is used to hold integer type data? %f %e %d %c 15 / 76 What is the output of expression : 7%3 2.5 2 3 1 16 / 76 Which of the following is not an arithmetic operator? + & * % 17 / 76 Who is the father of C programming? Von Neuman E.F. Codd James A. Gosling Dennis Ritchie 18 / 76 Which one is input function? putchar scanf printf puts 19 / 76 Int len=strlen("Jamin Rai"); printf(%d",len);What would be the value of len printed? 10 8 9 Depends on compiler 20 / 76 C Language developed at _____? AT & T's Bell Laboratories of USA in 1972 AT & T's Bell Laboratories of French in 1972 Sun Microsystem in 1973 Cambridge University in 1972 21 / 76 Which component is not required to define a simple loop? initialization break statement counter statement condition 22 / 76 How much memory should require holding long integer data in Computer? 8 2 1 4 23 / 76 Every program in C has at least one function which is _________ None of these void sum main 24 / 76 Which of the following operator reverse the result of expression its operators on? && ! || All of the options are correct 25 / 76 Which keyword can be used for coming out of recursion? Return Exit Both Return and Break Break 26 / 76 Which of the following is interpreted language? Visual Basic C++ Language C Language BASIC 27 / 76 Which of the following format specifier is used for string data type? d g s f 28 / 76 The operator & is used for Bitwise AND Bitwise OR Logical AND Logical OR 29 / 76 The continue statement cannot be used with ____ Switch For While Do while 30 / 76 A string in C is None of these Both 1-D and 2-D array of character 2-D Array of Character 1-D Array of character 31 / 76 Which one is output function? printf getchar scanf gets 32 / 76 This C function copies the contents of the source string at the end of the target string? none of the options both Strcat() & copycat() copycat() strcat() 33 / 76 The Expression : a+=4 means a+4=a a=4 a=a+4 a=4+4 34 / 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 35 / 76 Which function is used to display a string? gets putchar scanf printf 36 / 76 What will be the value of y if x=8? Y=(x>6?4:6) compiler error 6 0 4 37 / 76 Which of the following symbol is used to denote a pre-processor statement? # ~ ; ! 38 / 76 Which of the following statement is not true? C is a general purpose low level programming language C is powerful and portable programming language C is internationally standardized programming language C is structural programming language. 39 / 76 Which of the following statement is not true?? A run time errors occur during the running time of the software Meaningless instructions make the logical errors A syntax error is easy to find than logical error. A logical error is easily detected by compiler. 40 / 76 Operator % in C language is called? Percentage operator Division Quotient operator Modulus 41 / 76 What is program? A finite set of subprograms to computer to perform specific task A finite set of instruction to computer to perform specific task A finite set of functions to computer to perform specific task All of the options are correct 42 / 76 What c function copies the contents of one string to another? strrev() strcmp() strcpy() None 43 / 76 Which of the following is not basic data types in C language? int string float char 44 / 76 Which of the following symbol is not a valid character set? < # @ > 45 / 76 The activity of removing an error in the program is called _____ Entering Compiling Debugging Editing 46 / 76 Which escape character can be used to begin a new line in c? b a n m 47 / 76 Which is the right way to declare constant in C? const int var = 10; int const var = 10; int const var=10; All of these 48 / 76 Which of the following language is not a type of third generation language? Java FORTAN C Lanugage BASIC 49 / 76 Which function is used to copy string? strcp strcpy strcat strcopy 50 / 76 C program are converted into machine language with the help of An operating system Interpreter An Editor A compiler 51 / 76 Which among the following is an unconditional control structure? if-else for goto do-while 52 / 76 Which of the following character is used to terminate an instruction in C Program? Comma Semicolon Period Colon 53 / 76 How long the following loop runs? for(x=1;x=3;x++) Never One time Three times Forever 54 / 76 Array elements are always store in ________ memory location Non of these Random Sequential Sequential and Random 55 / 76 _____ is a picture in which the flows of computational paths are depicted. Flowchart Algorithm Program Code 56 / 76 Which is the unformatted input function to accept a multiword input in c language? getc() finds() scanf() gets() 57 / 76 Which header file is essential for using strcmp() finction? string.h strings.h text.h strcmp.h 58 / 76 Which component is not required in a simple if else statement? false statement true statement counter statement condition 59 / 76 Which of the following symbol is not a valid keyword auto short break else if 60 / 76 Which of the following is not a loop used in C Do while loop For each loop While loop For loop 61 / 76 Among unary operation which operator represents increment? -- ! = ++ 62 / 76 If you have to make decision based on multiple choices, which of the following is best suited? If If else if If else All of these 63 / 76 Null character is represented by 2 O n 64 / 76 Which pair of functions below are used for single character I/O getchar() and putchar() scanf() and printf() input() and output() none of these 65 / 76 What is the maximum length of a C string? 32 characters 64 characters 256 characters None of these options are correct 66 / 76 A labeled statement consist of an identifier followed by = ; : , 67 / 76 Which of the following is not a type of branching statement? Switch case If else if Do while If else 68 / 76 Which operators are known as ternary operators? ::? <,;; None of these ?: 69 / 76 The process of translating a source program into machine language is a function of: Assembler Translator Compiler None of these 70 / 76 This of the following statement is not true A compiler does not create object code A compiler is faster than interpreter A compiler is more efficient than interpreter A compiler finds errors after compilation process 71 / 76 Which of the following statement is not true? Preprocessor directive is a special type of program that helps to execute codes before passes through compiler. #include and #define are commonly used preprocessors #include helps to necessary headers files to the program Library function are defined outside header files 72 / 76 A C string element is always stored in? Random access location Sequential memory location Alternate memory location None of these options 73 / 76 The operator && is an example of ____ operator. Logical Increment Assignment Rational 74 / 76 Which statement is not true? The data items of array are stored in contiguous memory locations. An array is collection of similar type of data items. The size of an array is static. An array is collection of dissimilar type of data items. 75 / 76 Which of the following statement is correct? strcmp(s1,s2) returns 0 if s1= =s2 strcmp(s1,s2) returns a number greater than 0 if s1<s2 strcmp(s1,s2) returns 1 if s1= =s2 strcmp(s1,s2) returns a number less than 0 if s1>s2 76 / 76 Which type of constant is defined by using #define? escape sequence symbolic character integer constant Your score isThe average score is 81% 0% Restart quiz Post Views: 2,010
