If W = {0, 1, 2, 3, 4, ........}, N = {1, 2, 3, 4 ...........} then N - W = ?

• W A
• {0} B
• 
  C
• none of these D

Distinct objects means:

• identical objects A
• not identical B
• similar C
• none of these D

If A = {1, 2, 7, 9}, B = {1, 4, 7, 11}:

• disjoints sets A
• equal sets B
• overlapping sets C
• complementary sets D

If a set is described in words, the method is called:

• tabular form A
• descriptiveform B
• set builder notation C
• non-tabular method D

The objects in a set are called:

• elements A
• sub-sets B
• whole numbers C
• overlapping sets D

To draw general conclusions from a limited number of observations is called:

• logic A
• proposition B
• induction C
• deduction D

• 
  A
• 
  B
• 
  C
• 
  D

A set containing finite number of elements is called:

• nullset A
• superset B
• finiteset C
• infiniteset D

• p is false and q is true A
• both p and q are false B
• p is true and q is false C
• both p and q are true D

Inverse of an element in a group is:

• infinite A
• finite B
• unique C
• not possible D

S = {1, -1, 2, -2} is a group under:

• multiplication A
• subtraction B
• addition C
• none of these D

The conjunction of two statements p and q is denoted by:

• 
  A
• 
  B
• 
  C
• 
  D

If n(S) = 3 then n {P(S)} =

• 2 A
• 8 B
• 16 C
• 4 D

{2, 4, 6, 8, ...........} represents the set of:

• positive odd numbers A
• natural numbers B
• prime numbers C
• positive even numbers D

• set builder notation A
• tabular form B
• descriptive method C
• non-set builder method D

• {1, 2, 3} A
• {5, 6, 7} B
• {4} C
• 
  D

The identity element in a group is:

• unique A
• inifinite B
• both a and b C
• not possible D

A biconditional is written in symbols as:

• 
  A
• 
  B
• 
  C
• 
  D

A set having no element is called:

• null set A
• subset B
• singleton C
• superset D

The ordered pairs (4, 5) and (5, 4) are:

• same A
• different B
• both a and b C
• N D