Kerala Plus Two Answer Key 2023 Computer Application (Commerce)

SECOND YEAR

Kerala Board
Answer Key
2023

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ANSWER KEY
SECOND YEAR HIGHER SECONDARY EXAMINATION MARCH 2023
PART III

CODE NO: Sf _ >"4'
SUBJECT: COMPUTER APPLICATION (COMMERCE)
VERSION:-&
.6Q SCORES
2 HOURS
QNNO. Sub Answer Key/Value Points Score Total
Score
Answer any 5 question from 1 to 6. Each carries
1 score ( 5 X 1= 5)
1 += - *-=_i_/'::: '/. -
_/ 1 1
2 abs()
1 1
3 Select cr~ C7~~ 1 1
4 docu ment. writeO ~e_A-__[} 1 1
5
r-------I Dom_~inName System .-LD_Q~_J:LQ,!nQ je:,(,{ej_ 1 1
6 ! Management Information System 1 1
Answer any 9 questions from 7 to 18. Each
-- - ~
carries 2 score._{9X_~:=18) _
-7 a) string literal or literal
b) keyword
c) operator
YzX¥- 2
d) identifier
8 Signed, unsigned, short, long
9 i)
Yz X!J- 2
Array is a collection of elements of same datatype
2
stored in continuous memory under a common name. 1X2
c1 i'Y)rh'k~
10
ii) int arr[4]={l,2,3,4}i~1 OJ'IH

Any two string fundtlon with syn••••• :e;;:_1 Name only
1 score
2
I
1 score
11 The variables used in the function definition as For each 2
arguments are known as formal arguments. The definition 1 mark
constants, variables or expressions used in the 1X2
function call are known as actual (original) arguments
12 Dir, and Lang
Name only 2\
1 score
Explanation Yz
.
~ each (1/2 x 2=1)
(t) Frame tag is used to specify the name of HTMLpage
which is to be lo~ed .~ t~e ,frame~~ated by
bplali8ti~n
he8~
frameset tag. - ~l')t -li~ i. f )'Qfy\Q ci himitt'ltisR 1
L' . .~.
Hll .. u..... ... 'u,
t.~
u = ~. -:2
....",...SL..C?f'
IoIlu not
2-
, ~
!upportframes- N'D tl"';(~~on-~ s r-.~
14 i) Any two attributes i) Y2 X 2=1
ii) 2
TR/TH/TO any two ii) Y2 x 2=1

15 isNaNO: Built in function used to check wheiher a
given argument is not a number. NumberO: Function lX2 2
used to convert the given character to number
16
A primary key is a set of one or more attributes that
can uniquely identify tuples within the relation. A 1X2 2
candidate key that is not a primary key is called
alternate key
17 Explanation of two terms
1X 2 2
18 Explanation of two terms
1X 2 2
Answer any 9 questions from 19 to 29. Each
carries 3 score. (9 X 3= 27)
19 i) Traversal definition ~' 1
3
ii) Subscriptor inde~ment(_ I 1+1
20 i) Definition of modular programing (
1

ii) l.Reduces the size of the program 2. less chance of
Any two merits 3
error occurrence 3. Reduces programming complexity:
1X2
4. Improves reusability
21
- -.---~.-- S~!!~:- C_Qntent_an~you~~,~!l1ain fixed
Dynamic :-Content and layout will change
Static:- Doesn't use database Dynamic:-Use database 1X3 3
Static:-Easy to develop
Dynamic:- Require Programming skill to develop
22 Unordered list, Orderded list,Definition List, with.
Ham e~
t~R'~ ~ Cla) _U8 t9!
~ Q,IN\Q8
c<-C9j ~ .fii f!hllla~ign
3

23
tX3_ l3 ~~Oil I ~~~
Any three built in functions in java script and its Name only
Yz X 3= 1 Yz 3
24 Yz X 3= 1 li2
Shared,dedicated,virtual, explanation
Name only
Yz X 3 =1 Yz 3
25 i)
Yz X 3 =1 Yz
Definition of Data independence
ii) 1
Explanation of two difference Data Independence
1 X 2 =2
PI :1$8 'MIJy
. 3

N~d~ (I SGcIV-)
~~~i e:t1
26
Adding new .fpkumn, r=nt1?I~~n'Re)aming lX3 3
a tablqor 1:hreec.s-yntax·
c "1 3
27 i) Constr'aints are the rules enforced on data that are
entered into the column of a tabicolumn
1
constraints are applied only to in vidual columns Nti' 'EJJIliy: 3
'J~
ii)
any two constrains with eX4t(n With
N~ e tl. ?/ 2- =- ,) explanation= 2
-
~> ')(

28 Any three benefits of ERPsystems 1X3 3
29 ( li)a patent is the exclusive rights granted for an lX3 3
invention
(1~Iegal right given to the creators for an original c;:rl Q~
work
iii)unauthorized use of intellectual property rights
such as patents, copyrights and trademarks \"
~
~1CJ ~~hJv~
Answer any 2 questions from 30 to 32. Each
carries 5 score. (2 X 5= 10)
30 a) repeat the execution of a specific blo k of CO)~~I d: 1
specific
cond~
e)(e . sati'¥led
c> o_or,.$~~ ~~- 2
b) entry contPott a d exit contro e( wh le, for and
do while 5
c) Initialisation,Test Expression,Bodyof Loop,and 2
Update Statement
-
31 i) any two difference 1 x 2=2
5
ii) java script ,VBScript 94 8
Active Server Pages Name only
,~ --_.----- ........._._ .._ -.~--.--....-.-..--. _-_-
Java Server Page~_ 'l P (-} f>
." __ _-.,'"---_ __ .
.....•. ...• .•.
iX3=_3
32 i) Database Management system lisa set of programs 1
which facilitates storage ,retrieval and management 5
of database 1X4
ii) any four advantages

I

q~Cf.s)1t)6 7-6
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~~ rc-pp~<~-.r)
j::>c-::>~c::-'woI'"'>
19~
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