Maths BCA 5 Sem

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1 .  a)What is a set? Explain various methods to represent a set in set theory.

b) Define the following with the help of suitable examples.

(i) Demurrage’s law

(ii) Finite Set

(iii) Cardinality of a Set

(iv) Subset of a Set

2 .
3 .

 

4 .

5.

 

Assignment B:

1.

2.

3.

 

MCQ

  1. If R is a relation on a set A to B then
  2. If a and b are two sets with IAI=M and IBI=N then
  3. If A*B= then
  4. If S={1,2,3,4,5,6,7,8,9} be the universal set, A={1,3,5,7} and B={2,4,6,7}, then (AUB)=
  5. If A={1,2,3,4,5,6,7} and B={1,3,5,7} then B-A=
  6. Let S be the universal setand A(S then which of the following is not correct
  7. A B and B A if and only if
  8. The function f (x)= IxI is continuous and derivable at  
  9. The value of lim tan x / x is
  10. If y=log x2, then value of d2x/dx2 is

12.If matrix A  and matrix B is of order (pxq) and (qxr) then matrix C=AxB is of order

A p x q

B q x r

C r x q

D p x r

  1. The matrix multiplication is always

A Commutative

B Associative

C both

D none

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