Kerala Plus One Answer Key 2023 Computer Application (Commerce)

FIRST YEAR

Kerala Board
Answer Key
2023

Download PDF

ANSWER KEY
FIRST YEAR IDGHER SECONDARY EXAMINATION MARCH 2022
PART III
SUBJECT: COMPUTER APPLICATION (COMMERCE)
CODE NO: FV.., 44 {, VERSION: ..
60 SCORES 2 HOURS
Qn. Sub Total
Answer Key/Value Points Score
No Qns Score
1 1 16 1 1

2 2 High Definition Multimedia Interface 1 1

3 3 Logical error 1 1

4 4 cascading 1 1

5 5 const 1 1

6 6 Mozilla Firefox 1 1

a) (100110)2 1
7 2
b) (AB)16=(10101011)2=(253)s Yl+Yl
Unicode can represent data in almost all written
8 8 languages in the world or 2 2
any two value points
Freedom O-Freedom to run program
Freedom I-Freedom to study how program works
9 9 Freedom 2-Freedom to distribute copies 4 x Yl 2
Freedom 3-Freedom to improve program Or
Any four value points
Better communication, effective synthesis
10 10 4 x Yl 2
Effective analysis, Effective coding
a) Defmition 1
11 2
b) source code 1
world. cup-special character is used
world cup-white space is not allowed
.
12 12 4xYl 2
2worldcup-Started with digit
Break-keyword
13 13 Z=7 2 2

14 14 Any four from the following<,>.!=,= =, <= and >= 4xYl 2
Use suitable naming conventions
Use clear and simple expressions
15 15 4xYl 2
Use commentswhereverneeded
Relevance of indentation

16 16 Correct syntax or explanation or flowchart 2 2

17 17 Anyone comparison point 2 2

18 18 Any four correct value points 4 x Y2 2
Any three from the following(Speed, accuracy, Diligence, 3 x Y2
19 19 Versatility and Huge memory) 3
3 x Y2
Explanation
a) Definition 1
20 3
b) Reuse, Incineration, Recycling of e-waste, Land filling 4 x Y2
Correct flowchart -3 score 3 3
21 21 Any two different symbols-l score
Keywords Literals I Operators 6 x Y2 3
22 22 "Football", 93.5 I +, %
float, long
Any three from the following (int, float, char, double and 3 x Y2
23 23 void) -3 x Y2score 3
3xY2
Explanation=3 x Y2score
a) Definition 1
24 3
b) short, long, signed, and unsigned 4x Y2
Correct syntax give full score or 3 3
25 25 Partially correct- l score
26 26 each correct classification 1 score 3xl 3

Any three valid points 3xl 3
27 26 , ~
28 28 Any three valid points C'y :;''}~r!I(.l~,
tX.,,(,. ~ I~
1+1+1 3

29 29 Any three valid points 1+1+1 3
~
·30 30 Name and explanation 1 score each 9",,1" y Rlv/1/tO
'-4 li'Yf
,
, ../'-"1
.4A
5xl 5

a) 1 3 579
t- V 1
Initialisation:int n=l; ~V II~rl'JI1g- oj.
Test expression:n<=10
31 b) Body of the loop: cout«n<<"\t";
Update expression:n+=2;
/lutrp dYl'(f- 2 5

....
for(int n=l;n<=10;n+=2) 2
c) cout«n«"\t";
a) Listing of three communication channels 3
.
32 5
b) Explanation of anyone 2
r-«

A·s. 1J-rw_~( 9(p~6 lJOS- £~