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Haryana Board 12th Class Computer Science (English) Previous Year Question Paper

आज इस आर्टिकल में हम आपको Haryana Board 12th Class Computer Science (English) Previous Year Question Paper के बारे में बताने जा रहे है. haryana board 12th class previous year question papers,haryana board previous question paper class 12th,haryana board previous year question papers,haryana board previous exam paper class 12th,haryana board previous exam paper class 12th physics,haryana board Computer Science previous years questions,hbse class 12th previous question paper,hbse previous year question paper

Haryana Board 12th Class Computer Science (English) Previous Year Question Paper

1. Explain 3rd normal form.

2. Explain the concept of video conferencing.

3. Explain the following SQL functions : AVG, COUNT, MAX, MIN.

4. What is a class ? How it is declared ? Give example.

5. Define a class to represent batsmen in a team. Include following member : Data Members : First name, Last name, Runs made.

Member functions :

(i) To assign initial values,
(ii) To update runs made,
(iii) To display batsman information.

6. Give algorithm of POP.

7. What operations can be performed on data structure ?

8. Define field and record.

9. What is the need of survey in SDLC ?

10. What are various ways of recording facts ?

11. Give structure of HTML page.

12. What is HTML ?

13. What is a Marquee ?

14. Define Intranet.

15. What is the use of scope resolution operator ?

[ Objective Type Questions ]

16. (i) Full form of HTTP is ……………. .

(ii) Full form of FTP is ……………. .

(iii) Protected members of a class are ……………. but private members are not.

(iv) In a queue, insertion takes place at ……………. end.

(v) A relation is in 2NF if every non-key attribute is ……………. dependent on primary key.

(vi) The number of attributes in a relation is called ……………. . (a) Tuple (b) Cardinality (c) Degree (d) Row

(vii) ……………. are network spread over a city.  (a) LAN (b) MAN (c) WAN (d) None

(vii) All HTML tags are enclosed in ……………. . (a) # # (b) <> (c) !! (d) None

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