Computer Science01set1

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SamplePaper 2010

Class XII

Subject Computer Science (083)

1. (a) Illustrate the use of inline function in C++ with the help of a suitable example.. 2

(b) Name the Header file(s) that shall be needed for successful compilation of the following C++ code

1

void main()

{

int a!"#$

for(int i%"$i&!"$i++)

{

cin''ai#$

if(ai#%%")

ai#%pow(ai#*)$

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else

ai#%s1rt(ai#)$

if(ai#'232)

exit(")$

4

getch()$

4

(c) 5ewrite the following program after removing the s6ntactical errors (if an6).7nderline each correction.

2

8include&iostream.h'

t6pe def int integer$

struct number

{

integer a 9#$

4

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void main()

{

number x$

for(int i%"$i&9$i++)

cin''xi#.a$

getch()$

4

(d) Find the output of the following program: 3

void main( )

{

char :poet% ;


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else if( isupper(poeti#))

if(poeti#% %>)

poeti#%>?>$

else if(poeti#% %>>)

poeti#%toupper(poeti,!#)$

else

poeti#,,$

4

cout&&poet$ 4

(e) Find the output of the following program: 2


void main()

{

int Numbers# % {*@*A*!"4$

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int :ptr % Num

bers$

for (int C % "$ C&$ C++)

{

cout&& :(ptr+!),! && BD$

ptr++$

4

cout&&endl$

for(C % "$ C&@$ C++)

{

(:ptr)%(:ptr : )$

,,ptr$

4

for(C % "$ C&@$ C++)

cout&& Numbers C#&& B8D$

cout&&endl$

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4

(f-bserve th

e following program 5ENFN7G.C// carefull6. If the value of E entered b6 the user is !"* choose the correct possible

output(s) from the options from i) to iv) and Justif6 6our option. 2

KKprogram 5ENFN7G.C//


8include&stdlib.h'

8include&time.h'

void main()

{

randomiLe()$

int E* 5nd$ int n%random()$

5nd%A + random(siLeof(E)) : !$

while(n&5nd)

{

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cout&&n&& BMtD$

n++$

4

4

output options

i) ! @ 9 3 2 A O !" !! ! !

ii) " ! @ 9 3 2 A

iii) ! @ 9

iv) ! @ 9 3 2 A

.

(a) Phat do 6ou mean b6 static data members of a classQ xplain the characteristics of static data members Q

2

(b)Enswer the 1uestions (i) and (ii) after going through the following program 2

class


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{

char Ropic"#$

int Peightage$

public


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4

(i) Name the specific features of class shown b6 Sunction ! and Sunction in the

above example.

(ii) How would Sunction ! and Sunction get executed Q

(c) Fefine a class Departmentalwith the following specification @

private data members

/rodVname string (@9 charactes) /roduct name#

istprice long

FisV/rice long Fiscount /rice#

Net long Net /rice #

FisVt6pe char(S or N) Fiscount t6pe#

CalVprice() W Rhe store gives a !" discount on ever6 product it sells. However at the time of festival season the store

gives 2 festival discount after !" regular discount. Rhe discount t6pe can be chec=ed b6 trac=ing the discount t6pe. Phere XSU

means festival and XNU means Non, festival .Rhe CalVprice() will calculate the Fiscount /rice and Net /rice on the basis of the

following table.

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public members

Constructor to initialiLe the string elements with BN7D* numeric elements with " and character elements with XNU

Eccept() , Es= the store manager to enter /roduct name* list /rice and discount t6pe . Rhe function will invo=e

CalVprice() to calculate Fiscount /rice and Net /rice .


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{

int /"#$

float b$

protected

char str"#$

public

?()$

void 5ead()$

void Fispla6()$

4$

class protected ?

{

int No$

protected

float


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public

()$

void Fetails()$

void FFetails()$

4$

class / public ?

{

int /no$

long double b$

pubic

/()$

void Eccept()$

void


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{

/ obJ$

4

i) Gention the members accessible b6 the obJ declared in main()

ii) Phat is the siLe of obJ in b6tesQ Phat t6pe of inheritance is depicted in the given snippetQ

iii) If if inherited in private visibilit6 mode and / in public visibilit6 mode from . name the members that can be accessed b6

the obJ.

iv) Name the member functions that can access the data members str* if the inheritance is in multi,level format

. (a) Prite a C++ function 5evFup(int #* int) to remove the duplicate occurrence of the value

/resent in an integer arra6* passed to the function as a parameter. 3

Sor e.g. If arra6 initiall6 is ?# % { !*!*!*2*9***34

Efter removing duplicate values the arra6 will be ? {4 % {!* 2* 9* * 34

(b)En arra6 G,[!A#,A[.2# is stored in the memor6 along the column with each of its elements occup6ing A b6tes. Sind out the

base address and the address of an element G#9#* if the element G9#!"# is stored at address @""".

(c) Prite a function to insert and delete a set of integer values in a circular 1ueue and displa6 them.

3

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(d) Prite an user defined

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Computer Science01set1