C Programming - 4

LIST OF ATTEMPTED QUESTIONS AND ANSWERS

Select The Blank
Question ________ operator is used to refer to the structure element, when structure pointer is declared
Correct Answer ->
Your Answer ->

Select The Blank
Question Usually structure type declaration appears at the ________ of the source code file, before any variable/functions are defined.
Correct Answer top
Your Answer top

Select The Blank
Question The address of the zeroth element can also be passed by just passing the ________ of the array.
Correct Answer Name
Your Answer Name

Multiple Choice Single Answer
Question Which of the following is a unformatted console I/O function to display a string?
Correct Answer puts
Your Answer puts

True/False
Question Primary and Secondary are the two types of constants in C.
Correct Answer True
Your Answer False

Multiple Choice Multiple Answer
Question What will be the output? main(){ int i; void show(int); for(i=65;i<68;i++) show(i);} void show(int i){ printf("\n%c",i);}
Correct Answer A , B , C
Your Answer A , B , C

Select The Blank
Question Arithmatic operations can be performed on characters where their ________ value is used.
Correct Answer ASCII
Your Answer ASCII

Select The Blank
Question The keyword ________ is followed by an interger or a character constant.
Correct Answer case
Your Answer case

Match The Following
Question Correct Answer Your Answer

% Modulus operator Modulus operator

<, >, <=, >= etc. Relational operator Relational operator

= = Comparison for equal value Comparison for equal value

Logical opertor - OR Logical opertor - OR


Multiple Choice Single Answer
Question The collaboration diagram shows interaction between objects and sequence of activities denoted by :-
Correct Answer Members
Your Answer Methods

Select The Blank
Question The ________ diagram is used to understand or model the flow of system through classes or objects.
Correct Answer Activity
Your Answer Venn

Multiple Choice Multiple Answer
Question What will be the output of the following main(){ int i = 1; char c='A'; printf("%d",i * c); printf("%d",i * (c+2));}
Correct Answer 65 , 67
Your Answer 65 , 67

True/False
Question An Array is a Primary Constant
Correct Answer False
Your Answer True

Multiple Choice Multiple Answer
Question Which operators are used to access the individual structure element.
Correct Answer . , ->
Your Answer . , ->

Multiple Choice Single Answer
Question The sequence diagram follows the following sequence :-
Correct Answer Use-case-transaction sequence
Your Answer Use-case-transaction sequence

Multiple Choice Single Answer
Question Which type of I/O functions are used to perform I/O operations on various ports?
Correct Answer Port
Your Answer Port

Multiple Choice Multiple Answer
Question What will be the output? main( ) { int a[10]={65,66,67},i=0; printf("%c",a[i]++); printf("%c",a[i]); }
Correct Answer A , B
Your Answer A , B

True/False
Question Initialisation of the conditional variable is necessary for while loop.
Correct Answer True
Your Answer True

Multiple Choice Single Answer
Question What is the another name of 'value at address' operator?
Correct Answer indirection
Your Answer indirection

True/False
Question If break is not used in cases, compiler gives an error.
Correct Answer False
Your Answer False

Multiple Choice Single Answer
Question If 'return' statement is written without any value, which of the following is used for empty value?
Correct Answer nothing, only 'return;' has to be written
Your Answer nothing, only 'return;' has to be written

Multiple Choice Single Answer
Question C language has been developed at
Correct Answer AT & T Bell Labs, USA
Your Answer AT & T Bell Labs, USA

Multiple Choice Multiple Answer
Question Which of the following modes are used to read from a file?
Correct Answer r , r+
Your Answer r , r+ , w

Select The Blank
Question Booch emphasises development of mechanisms with ________ model.
Correct Answer Data
Your Answer Data

True/False
Question The set of statements belongining to a function are enclosed within a pair of braces.
Correct Answer True
Your Answer True

Select The Blank
Question ________ is a relation operator used to compare for equal values
Correct Answer ==
Your Answer ==

Multiple Choice Single Answer
Question Which of the following statements is decision making instruction?
Correct Answer if
Your Answer if

Select The Blank
Question A structure can be used to ________ a floppy.
Correct Answer format
Your Answer read

Multiple Choice Single Answer
Question Two statements are written within if block without any braces, if condition is true it will :-
Correct Answer execute the first statement in the block and the 2nd will get executed irrespictive of the condition is true or false
Your Answer execute the first statement in the block and the 2nd will get executed irrespictive of the condition is true or false

True/False
Question In an array of structures all elements of the array are stored in adjacent memory locations.
Correct Answer True
Your Answer True

True/False
Question puts() can display only one string at a time.
Correct Answer True
Your Answer False

Multiple Choice Single Answer
Question The break statement is used to exit from:-
Correct Answer A for loop
Your Answer A for loop

True/False
Question Middle Level Language is the language which has both good programming efficiency and a good machine efficiency
Correct Answer True
Your Answer True

Multiple Choice Single Answer
Question Which function is used to open a file?
Correct Answer fopen
Your Answer fopen

Match The Following
Question Correct Answer Your Answer

%c Format specification for a character Format specification for a character

gets() To accept a string from keyboard To accept a string from keyboard

puts() To display a string on the screen To display a string on the screen

%s Format specification for a string Format specification for a string


Multiple Choice Single Answer
Question When you pass an array as an argument to a function, what actually gets passed?
Correct Answer Address of the first element of the array [base address]
Your Answer Address of the first element of the array [base address]

Multiple Choice Multiple Answer
Question What will be the output? main(){ char name[10]="String"; int j=0; while(name[j]!='\0') { printf("%c",name[j]); j+=3; } printf("%c",name[--j]);}
Correct Answer S , i , g
Your Answer g

Multiple Choice Single Answer
Question An array 'num' of integer type for 3 rows and 5 columns should be declared as
Correct Answer int num[3][5]
Your Answer int num[3][5]

Multiple Choice Single Answer
Question An _expression contains relational operators, assignement operators, and arithmatic operators. In the absence of parentheses, they will be evaluated in which of the following order?
Correct Answer Arithmetic, relational, assignment
Your Answer Arithmetic, relational, assignment

Select The Blank
Question ________ function appends first n characters of a string at the end of another
Correct Answer strncat
Your Answer strncat

Multiple Choice Multiple Answer
Question What will be the output? main(){ char name[10]="String",n[10]=""; int k; strncat(n,name,3); for(k=0;n[k]!='\0';k++) printf("\n%d",n[k]);}
Correct Answer 83 , 116 , 114
Your Answer 115

Multiple Choice Multiple Answer
Question Which of the following modes are used to write to a file?
Correct Answer w , w+ , a
Your Answer w , w+ , a

Select The Blank
Question There are as many as ________ odd operators in C which can affect the evaluation of an expession in subtle and unexpected ways
Correct Answer 45
Your Answer 10

Multiple Choice Multiple Answer
Question What will be the output of the following main(){ char c='ab'; printf("%c", c); printf("%d",c);}
Correct Answer a , 97
Your Answer a , 97

Multiple Choice Multiple Answer
Question Which of the following fuctions require a single string as a parameter?
Correct Answer strlen , strlwr , strupr
Your Answer strlen , strlwr , strupr

True/False
Question Once file is open it is always refered by its FILE pointer
Correct Answer True
Your Answer True

True/False
Question While passing an array elements to a function by call by value we pass values of array elements to the function
Correct Answer True
Your Answer True