Programmin Conceps and Logics | Check Your Level | MCQ April 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 escape character can be used to begin a new line in c? n a b m 2 / 76The activity of removing an error in the program is called _____ Compiling Entering Debugging Editing 3 / 76Which of the following language is not a type of third generation language? FORTAN C Lanugage Java BASIC 4 / 76Which of the following is not a type of branching statement? If else if If else Switch case Do while 5 / 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. 6 / 76Which of the following operator reverse the result of expression its operators on? ! || && All of the options are correct 7 / 76Which pair of functions below are used for single character I/O input() and output() none of these scanf() and printf() getchar() and putchar() 8 / 76Which of the following symbol is valid identifier? 1_x 1.x x.1 X_1 9 / 76Which type of type specifier is used to hold integer type data? %e %c %f %d 10 / 76This C function copies the contents of the source string at the end of the target string? both Strcat() & copycat() none of the options strcat() copycat() 11 / 76This of the following statement is not true A compiler is more efficient than interpreter A compiler is faster than interpreter A compiler finds errors after compilation process A compiler does not create object code 12 / 76C program are converted into machine language with the help of Interpreter An operating system An Editor A compiler 13 / 76Int len=strlen("Jamin Rai"); printf(%d",len);What would be the value of len printed? 8 10 Depends on compiler 9 14 / 76Which of the following is not a type of control structure? Condition Looping Selection Sequence 15 / 76Which of the following is format specification for printing string in printf() %c %f %s %d 16 / 76C Language developed at _____? Cambridge University in 1972 AT & T's Bell Laboratories of French in 1972 Sun Microsystem in 1973 AT & T's Bell Laboratories of USA in 1972 17 / 76Which among the following is an unconditional control structure? for do-while goto if-else 18 / 76What is program? A finite set of functions to computer to perform specific task All of the options are correct A finite set of instruction to computer to perform specific task A finite set of subprograms to computer to perform specific task 19 / 76Which operators are known as ternary operators? None of these ::? ?: <,;; 20 / 76The operator && is an example of ____ operator. Assignment Logical Increment Rational 21 / 76Every program in C has at least one function which is _________ main None of these sum void 22 / 76A string constant in C is terminated by " 'O' "" ' ' 23 / 76Which of the following statement is not true? C is internationally standardized programming language C is powerful and portable programming language C is a general purpose low level programming language C is structural programming language. 24 / 76Which of the following statement is correct? strcmp(s1,s2) returns 1 if s1= =s2 strcmp(s1,s2) returns 0 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 25 / 76Who is the father of C programming? Von Neuman E.F. Codd Dennis Ritchie James A. Gosling 26 / 76What will be the value of y if x=8? Y=(x>6?4:6) 0 compiler error 4 6 27 / 76Which statement is not true? The size of an array is static. An array is collection of dissimilar type of data items. An array is collection of similar type of data items. The data items of array are stored in contiguous memory locations. 28 / 76If you have to make decision based on multiple choices, which of the following is best suited? All of these If If else if If else 29 / 76C is _____ Language? Middle Level Machine Level High Level Low Level 30 / 76What is the use of sqrt() library function? To find square root of given number. To find roots of equations To find square root of a circle. To find square of given number 31 / 76Which of the following is not basic data types in C language? int char float string 32 / 76Which of the following is interpreted language? Visual Basic C++ Language BASIC C Language 33 / 76What is the output of expression : 7%3 2 2.5 3 1 34 / 76Which keyword can be used for coming out of recursion? Return Break Exit Both Return and Break 35 / 76Which of the following symbol is not a valid keyword break short auto else if 36 / 76Which of the following character is used to terminate an instruction in C Program? Period Comma Semicolon Colon 37 / 76Which header file is essential for using strcmp() finction? strcmp.h text.h strings.h string.h 38 / 76Which one is input function? puts printf putchar scanf 39 / 76Which component is not required in a simple if else statement? true statement false statement condition counter statement 40 / 76What c function copies the contents of one string to another? strcmp() None strcpy() strrev() 41 / 76Which of the following is not an arithmetic operator? % + * & 42 / 76Operator % in C language is called? Quotient operator Percentage operator Division Modulus 43 / 76Which of the following is not a loop used in C For each loop For loop While loop Do while loop 44 / 76A C string element is always stored in? None of these options Random access location Sequential memory location Alternate memory location 45 / 76Null character is represented by n 2 O 46 / 76Array elements are always store in ________ memory location Random Sequential Sequential and Random Non of these 47 / 76A string in C is 1-D Array of character 2-D Array of Character Both 1-D and 2-D array of character None of these 48 / 76Which 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 49 / 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. Algorithm is a finite sequence of instructions for solving a problem A flowchart can solve complex real-world problem 50 / 76The process of translating a source program into machine language is a function of: Translator Compiler Assembler None of these 51 / 76++ Operator used within loops increment the value of variable by Depends on compiler 10 1 2 52 / 76Which function is used to copy string? strcopy strcpy strcp strcat 53 / 76Which of the following format specifier is used for string data type? g f s d 54 / 76Which component is not required to define a simple loop? counter statement break statement condition initialization 55 / 76The ____ 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 56 / 76Which function is used to display a string? scanf gets printf putchar 57 / 76How long the following loop runs? for(x=1;x=3;x++) Never One time Forever Three times 58 / 76Which one is output function? printf scanf gets getchar 59 / 76The continue statement cannot be used with ____ Switch For Do while While 60 / 76Which is the unformatted input function to accept a multiword input in c language? getc() finds() gets() scanf() 61 / 76Number of keywords present in C languages is? 34 64 32 62 62 / 76Among unary operation which operator represents increment? ! = ++ -- 63 / 76The Expression : a+=4 means a=4 a=a+4 a+4=a a=4+4 64 / 76What is the work of break keyword? Halt execution of program None of these Restart execution of program Exit form loop or switch statement 65 / 76How much memory should require holding long integer data in Computer? 1 8 2 4 66 / 76What is the maximum length of a C string? 32 characters None of these options are correct 256 characters 64 characters 67 / 76Which operator is used to find remainder of two integers? % MOD ! 68 / 76_____ is a picture in which the flows of computational paths are depicted. Flowchart Code Algorithm Program 69 / 76Which loop executes at least once For if do while while 70 / 76A labeled statement consist of an identifier followed by ; , = : 71 / 76Which type of constant is defined by using #define? escape sequence symbolic character integer constant 72 / 76Which of the following symbol is used to denote a pre-processor statement? ! ~ ; # 73 / 76Which is the right way to declare constant in C? int const var = 10; const int var = 10; All of these int const var=10; 74 / 76The operator & is used for Bitwise AND Logical AND Bitwise OR Logical OR 75 / 76Which of the following statement is not true? ACSII is 8 bit codes to represents 256 characters or symbols Unicode is 16 bits codes to represent 65536 different characters, numbers, symbols,, etc. 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. 76 / 76Which of the following symbol is not a valid character set? > < # @ Your score isThe average score is 57% 0% Restart quiz Post Views: 1,014
