ISC (Commerce) Class 11 - CISCE Question Bank Solutions

Answer briefly the following questions:

State any two benefits of e-business to the buyers.

Answer the following question:

What is a Dictaphone?

With reference to the Post Office, expand the following:

 VPP

With reference to the Post Office, expand the following:

PIN

Answer briefly the following questions:

With reference to post office services, write the expanded forms of:
(a) RMS
(b)TMO

Briefly explain four advantages of the following: Telefax

Answer the following question:

How does a business reply card help a business concern?

Explain the Post Box Service provided by Post Office. State any two advantages to the organisation which uses this service.

Answer briefly the following question:

What is meant by outsourcing?

Answer briefly the following questions:

Expand the following : KPO

Aggregate supply is equal to ______.

What is meant by Equilibrium income?

If the function `f(x) = sqrt(2x - 3)` is invertible then find its inverse. Hence prove that `(fof^(-1))(x) = x`

The trigonometric equation tan^–1x = 3tan^–1 a has solution for ______.

The given function f : R → R is not ‘onto’ function. Give reason.