MBOSE Class 12 Question Paper 2020 for Computer Technique Paper VI

Total No. of Printed Pages—4
HS/XII/V/CT/Paper–VI/20

2020

COMPUTER TECHNIQUE
( Vocational Stream )

( Computer Commercial Application )

Full Marks : 100
Time : 3 hours
The figures in the margin indicate full marks for the questions

GROUP—A
1. What is the inequality concerning arithmetic mean,
geometric mean and harmonic mean? Justify your
answer by finding the three means for the speed
travelling from A to B at 60 km/hr and returning speed
from B to A at 40 km/hr. 2+2=4

2. Define mode. What will be the mode for 1, 2, 2, 3, 4, 7?
2+2=4

3. Define degrees of freedom of variance. 2

4. Write short notes on any four of the following : 2½×4=10
(a) Coefficient of variation
(b) Standard error
(c) Geometric mean
(d) Arithmetic weight
(e) Best-fitting line

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5. Calculate the standard deviation for the following
sample data using assumed mean method. [choose 6 as
assumed mean] 4
2, 4, 8, 6, 10, 12

6. Define correlation coefficient and its usage. Which
correlation coefficient is most commonly used in
statistics? 2+2=4

Or
Calculate standard error (SE) for sample size (n) = 5 and
standard deviation () = 17. 4

7. Find the median of the following ages of five children : 2
9, 12, 7, 16, 13

GROUP—B
8. Answer any five of the following questions : 2×5=10

(a) Differentiate between book-keeping and accounting.

(b) Give four important roles of an accountant of an
enterprise.

(c) Differentiate between going concern and accrual
concepts of accounting.

(d) Differentiate between debtor and creditor of an
enterprise.

(e) Differentiate between debit and credit sides of
accounting.

(f) Differentiate between fixed assets and current assets
of a firm.

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9. Define clearly with examples the three types of accounts. 5

10. Name and define the different modes of accounting. 5

11. Write short notes on any four of the following : 2½×4=10

(a) Books of account

(b) Advantages of double entry system of accounting

(c) Financial statements

(d) Objectives of accounting

(e) Accounting as information system

12. Journalize the following transactions in the book of
account of Chikky & Bros for the month of June 2018
giving narration for each : 10

(i) On 10th June, paid wages R12,000

(ii) On 11th June, paid rent by cheque R10,000

(iii) On 13th June, paid salary to Mr. Charan R12,000

(iv) On 14th June, purchased stationery from Kagaz
and Co. and paid by cheque R5,000

(v) On 15th June, received interest R14,000

(vi) On 17th June, received commission by cheque
R6,000

(vii) On 18th June, rent received from Mr. Mody R8,000

(viii) On 19th June, interest received from Mr. Biju by
cheque R10,000

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(ix) On 20th June, carriage paid on purchase of goods
R3,000

(x) On 22nd June, carriage paid on sale of goods
R2,000

GROUP—C
13. Compare between a joint stock and a proprietorship type
of business organisation. What are the advantages
and disadvantages of each of them? 2+2=4

14. Write notes on any three of the following : 4×3=12
(a) Online shopping
(b) Service sector businesses
(c) Characteristics of a good salesman
(d) After sales service and follow-up

15. What are the different types of rewards in selling?
Explain each briefly. 4

16. Explain the product life cycle in terms of introduction,
growth, maturity and decline. 10

Or
Explain best sales objections handling techniques.

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HS/XII/V/CT/Paper–VI/20/52 20K