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 of the following format specifier is used for string data type? d g s f 2 / 76Which of the following character is used to terminate an instruction in C Program? Comma Colon Semicolon Period 3 / 76Which statement is not true? The size of an array is static. 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. 4 / 76Which of the following language is not a type of third generation language? C Lanugage Java FORTAN BASIC 5 / 76What c function copies the contents of one string to another? strcmp() None strrev() strcpy() 6 / 76Array elements are always store in ________ memory location Sequential Non of these Sequential and Random Random 7 / 76C Language developed at _____? AT & T's Bell Laboratories of French in 1972 AT & T's Bell Laboratories of USA in 1972 Cambridge University in 1972 Sun Microsystem in 1973 8 / 76A string constant in C is terminated by ' ' 'O' "" " 9 / 76The continue statement cannot be used with ____ Switch For While Do while 10 / 76The operator && is an example of ____ operator. Logical Increment Assignment Rational 11 / 76Which one is output function? gets getchar printf scanf 12 / 76Which one is input function? printf puts scanf putchar 13 / 76Which of the following statement is not true?? A syntax error is easy to find than logical error. A logical error is easily detected by compiler. Meaningless instructions make the logical errors A run time errors occur during the running time of the software 14 / 76How long the following loop runs? for(x=1;x=3;x++) Never One time Forever Three times 15 / 76Which loop executes at least once For while if do while 16 / 76What is the work of break keyword? None of these Halt execution of program Restart execution of program Exit form loop or switch statement 17 / 76Which of the following statement is not true? 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 #include helps to necessary headers files to the program 18 / 76C is _____ Language? Machine Level Low Level Middle Level High Level 19 / 76This of the following statement is not true A compiler is more efficient than interpreter A compiler does not create object code A compiler finds errors after compilation process A compiler is faster than interpreter 20 / 76Which is the unformatted input function to accept a multiword input in c language? scanf() finds() getc() gets() 21 / 76Which operator is used to find remainder of two integers? % MOD ! 22 / 76Which of the following is interpreted language? BASIC Visual Basic C Language C++ Language 23 / 76Int len=strlen("Jamin Rai"); printf(%d",len);What would be the value of len printed? Depends on compiler 10 8 9 24 / 76The operator & is used for Bitwise AND Logical AND Bitwise OR Logical OR 25 / 76Which of the following symbol is not a valid keyword break auto else if short 26 / 76What is the use of sqrt() library function? To find roots of equations To find square root of a circle. To find square root of given number. To find square of given number 27 / 76The Expression : a+=4 means a=4 a=4+4 a+4=a a=a+4 28 / 76Which of the following is not basic data types in C language? int string char float 29 / 76Which of the following is format specification for printing string in printf() %s %c %f %d 30 / 76Which function is used to copy string? strcopy strcat strcpy strcp 31 / 76Which of the following is not an arithmetic operator? * & % + 32 / 76Which component is not required in a simple if else statement? counter statement true statement condition false statement 33 / 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 34 / 76Which keyword can be used for coming out of recursion? Break Exit Both Return and Break Return 35 / 76++ Operator used within loops increment the value of variable by Depends on compiler 1 10 2 36 / 76Which of the following operator reverse the result of expression its operators on? All of the options are correct ! && || 37 / 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; 38 / 76C program are converted into machine language with the help of A compiler Interpreter An operating system An Editor 39 / 76The ____ statement is used in the loops to skip a part of the loop and continue the next cycle of the loop. Continue If Break Switch 40 / 76What is the maximum length of a C string? 64 characters 256 characters 32 characters None of these options are correct 41 / 76Which function is used to display a string? scanf printf putchar gets 42 / 76Which of the following statement is correct? strcmp(s1,s2) returns 1 if s1= =s2 strcmp(s1,s2) returns a number less than 0 if s1>s2 strcmp(s1,s2) returns a number greater than 0 if s1<s2 strcmp(s1,s2) returns 0 if s1= =s2 43 / 76_____ is a picture in which the flows of computational paths are depicted. Code Program Flowchart Algorithm 44 / 76Null character is represented by 2 n O 45 / 76Operator % in C language is called? Modulus Division Percentage operator Quotient operator 46 / 76Which header file is essential for using strcmp() finction? text.h string.h strcmp.h strings.h 47 / 76Which escape character can be used to begin a new line in c? n a m b 48 / 76How much memory should require holding long integer data in Computer? 2 8 1 4 49 / 76Which of the following is not a type of control structure? Looping Sequence Condition Selection 50 / 76Number of keywords present in C languages is? 64 62 34 32 51 / 76Which of the following statement is not true? 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 BCD code is represented in terms of 5 bits to represent a single decimal digit. Unicode is 16 bits codes to represent 65536 different characters, numbers, symbols,, etc. 52 / 76Which operators are known as ternary operators? None of these <,;; ?: ::? 53 / 76Every program in C has at least one function which is _________ main sum None of these void 54 / 76Which 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. A flowchart can solve complex real-world problem Algorithm is a finite sequence of instructions for solving a problem 55 / 76A labeled statement consist of an identifier followed by ; , : = 56 / 76Which type of constant is defined by using #define? integer constant symbolic character escape sequence 57 / 76Which of the following symbol is valid identifier? X_1 1_x 1.x x.1 58 / 76Who is the father of C programming? Dennis Ritchie E.F. Codd James A. Gosling Von Neuman 59 / 76Which pair of functions below are used for single character I/O input() and output() none of these getchar() and putchar() scanf() and printf() 60 / 76Which of the following statement is not true? C is powerful and portable programming language C is a general purpose low level programming language C is internationally standardized programming language C is structural programming language. 61 / 76A string in C is 2-D Array of Character None of these Both 1-D and 2-D array of character 1-D Array of character 62 / 76Which of the following is not a loop used in C For each loop Do while loop While loop For loop 63 / 76What is the output of expression : 7%3 2 1 3 2.5 64 / 76What will be the value of y if x=8? Y=(x>6?4:6) 6 4 0 compiler error 65 / 76Which of the following symbol is not a valid character set? # @ > < 66 / 76The process of translating a source program into machine language is a function of: Translator Compiler Assembler None of these 67 / 76Which of the following symbol is used to denote a pre-processor statement? ~ ; # ! 68 / 76A C string element is always stored in? None of these options Random access location Sequential memory location Alternate memory location 69 / 76Which among the following is an unconditional control structure? if-else goto for do-while 70 / 76The activity of removing an error in the program is called _____ Editing Compiling Debugging Entering 71 / 76What is program? A finite set of subprograms 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 functions to computer to perform specific task 72 / 76Which component is not required to define a simple loop? break statement initialization condition counter statement 73 / 76Which of the following is not a type of branching statement? Switch case If else If else if Do while 74 / 76Among unary operation which operator represents increment? -- ++ = ! 75 / 76Which type of type specifier is used to hold integer type data? %c %e %f %d 76 / 76This C function copies the contents of the source string at the end of the target string? strcat() none of the options both Strcat() & copycat() copycat() Your score isThe average score is 0% 0% Restart quiz Post Views: 1,375
