NEB Class 12 Science Computer Science Question Paper 2077

Group 'A' (Long answer questions)

Attempt any two questions.

4 questions·7.5 marks each

1along3.5 marks

Explain if-else control structure with example.

programmingcontrol-structures

1blong4 marks

Define the terms inheritance and polymorphism. $[2+2]$

oopinheritancepolymorphism

2long7.5 marks

What is function? Write the advantages of function. Differentiate between library and user-defined function with example. $[1+2.5+4]$

programmingfunctions

3long7.5 marks

What is normalization? Write its advantages. Explain second and third normal form with example. $[1.5+2+4]$

databasenormalization

Attempt any three questions.

4 questions·5 marks each

4short5 marks

Explain system analysis phase of SDLC.

sdlcsystem-analysis

5short5 marks

What is database model? Explain relational model. $[2+3]$

databasedata-modelsrelational-model

6short5 marks

Differentiate between bounded and unbounded transmission media.

networkingtransmission-media

7short5 marks

Write short note on: (a) AI (b) Router $[2.5+2.5]$

artificial-intelligencenetworking