A company wants to select a team of four call center executives from its center based in South India for a transfer to their newly setup center in north India. The company is managed by professional managers and is very particular about human resources and Personal relations. There are seven team members of equal ability: X, Y and Z are senior and A, B and C are junior. The company requires two senior executives in a particular team are friendly with each other, in order to maintain team spirit and avoid any personal relation problems in the new centre. The relationship among the seven executives is as follows:
i) Y and A are not friendly.
ii) Z and C are not friendly.
iii) A and B are not friendly.
Q1. If A is on the team, then which other executives must be on the team?
a) X, Y and D
b) X, Z and D
c) X, Z and B
d) X, Z and C
Q2. Which statements must be false?
I. Y and C are never selected together.
II. Z and B are never selected together.
III. Z and D are never selected together.
a) I only
b) I and II only
c) I and III only
d) I, II and III only
Q3. If both Y and Z are selected, which of the executives must be on the team
with them?
a) Both C and D
b) Only D
c) Bothe B and A
d) Bothe B and D
Answer
1. b
2. d
3. d