Lucent Placement Paper

The paper consists of three sections.

1. Aptitude 15 questions 20 min
2. System concepts 20 questions 20 min.
3. 'C' 15 questions 20 min.

Section 1
Question 1 to 5 have to be answered on the basis of the information given below:

On Sunday, December 23, four ships were berthed at the Port.

Ship W left at 4 PM on Sunday, December 23, for a series of 8-day cruises to Bermuda and Nassau.
Ship X left at 4:30 PM on Sunday, December 23, for a series of alternating11-day and 13-day cruises.
Ship Y sailed at 5 PM on Sunday, December 23, for a series of 5-day cruises to Bermuda.
Ship Z sailed on Monday, Decmeber 24, for a series of 7-day cruises to Nassau.
Each cruise begins on the day after departure.
Each ship is scheduled to return to the Port early in the morning after the last day of the cruise and leave again in the afternoon of the same day.
( From 1999 Barrons GRE book Model Test 3 - Section 5 - Q8 to Q12)

1. On December 31, which ships will be sailing from the Port on a New Year's Eve.

(a) W and X
(b) X and Y
(c) W and Z
(d) X and Z
(e) X, Y and Z

Ans: (c)

2. On how many sailing dates between December 24 and February 28 will ship W be moored alongside another ship

(a) 0
(b) 2
(c) 4
(d) 5
(e) 6

Ans: (d)

3. On how many occasions between December 24 and February 28 will three ships be moored at the Port.

(a) 0
(b) 1
(c) 2
(d) 3
(e) 4

Ans: (a)

4. On which day of the week will these four ships make most of their departures?

(a) Sunday
(b) Monday
(c) Tuesday
(d) Thursday
(e) Saturday

Ans: (b)

5. On which days of the week in the period between December 24 and February 28 will the pier be least crowded?

(a) Tuesday and Friday
(b) Tuesday and Thursday
(c) Friday and Saturday
(d) Wednesday and Thursday
(e) Thursday and Saturday

Ans: (a)

6. A family with a husband, his wife and their child are at one side of river.
They want to cross the river on a boat. The child can't be left alone.
The only available boat can hold only one person and the boatboy.
Only the boatboy can row the boat.
What is the minimum number of trips from on bank to the other, that the boatboy has to make
for the whole family to reach the other side.

Question 7 to 10 have to be answered on the basis of the information given below:

The workweek in a small business is a five-day workweek running from Monday through Friday.
In each workweek, activities L,M,N,O and P must all be done.The work is subject to the following restrictions:

L must be done earlier in the week than O and earlier than P
M must be done earlier in the week than N and earler than O
No more than one of the activities can ever be done on any one day

7.Which of the following is an acceptable schedule starting from Monday to Friday

a) L, M, N, O, P
b) M, N, O, N, M
c) O, N, L, P, M
d) P, O, L, M, L
e) P, O, L, M, N

Ans. (a)

8. Which of the following pair of activies could be done on Monday and Tuesday

a) L and O
b) M and L
c) M and P
d) N and O
e) O and M

Ans. (b)