
HCL TECHNOLOGY - CHENNAI 15 AUGUST 2004 

Time : 1hr 
Three sections

1. Technical (10) 
2. Flowchart (9) 
3. Aptitude (16) 

We have to clear all the three sections . Negative Marking (0.25) 

Technical : 
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1. Which of the following involves context switch , 
(a) system call 
(b) priviliged instruction
(c) floating point exception
(d) all the above
(e) none of the above 
Ans : (a) 

2. In signed magnitude notation what is the minimum value for 2 bytes . 

3. Dos is flexible because of (Some choices) 
4. Some i++ , i-- Concept . 
5. For 1 MB memory , the number of address lines required , 
(a) 11 
(b) 16 
(c) 20 
(d) 24 
Ans : (c) 

6. O/p for the following (2 Simple Pgm) 

8. HIMEM memory . 

Aptitude (16 Questions) 
--------- 
1. a=2 ; b=3 , c=6 
c/(a+b)-(a+b)/c 

2. Q is not equal to zero and k = (Q x n - s)/2 . What is n ? 
(a) (2 x k + s)/Q 
(b) (2 x s x k)/Q 
(c) (2 x k - s)/Q
(d) (2 x k + s x Q)/Q 
(e) (k + s)/Q 
A causes B or C , but not both 
F occurs only if B occurs 
D occurs if B or C occurs 
E occurs only if C occurs 
J occurs only if E or F occurs 
D causes G , H or both 
H occurs if E occurs 
G occurs if F occurs 

3 . If A occurs which of the following must occurs 
I. F and G
II. E and H
III. D 
(a) I only
(b) II only 
(c) III only 
(d) I,II, & III
(e) I & II (or) II & III but not both 
Ans : (e) 

4. If B occurs which must occur 
(a) D 
(b) D and G 
(c) G and H 
(d) F and G 
(e) J 
Ans : (a) 

5. If J occurs which must have occured 
(a) E 
(b) either B or C 
(c) both E & F 
(d) B 
(e) both B & C 
Ans : (b) 

6. Which may occurs as a result of cause not mentioned 
I. D 
II. A 
III. F 
(a) I only 
(b) II only 
(c) I & II 
(d) II & III 
(e) I,II & III 
Ans : (c) 

7. E occurs which one cannot occurs 
(a) A 
(b) F 
(c) D 
(d) C 
(e) J 

8. One simple question on Work problem as in R.S.Agarwal 

9. One Train problem

10. From the following statements determing the order of ranking 
M has double the amount as D 
Y has 3 rupess more than half the amount of D 

11. In a murder case there are four suspects P,Q,R,S . Each of them makes a statement . They are 
p : " I had gone to the theatre with S at the time of the murder " . 
q : " I was playing cards with P at the time of the murder " .
r : " Q didn't commit the murder " .
s : " R is not the murderer " .
Assuming the only one of the above statement is false and that one of them is the murderer , who is the murderer ?
a) P
b) Q
c) R
d) Cann't be concluded
e) S
Ans : E 
Six knights - P,Q,R,S,T and U - assemble for a long journey in Two ravelling parties . For security, each travelling party Consists of at least two knights . The two parties travel by separate routes , northern and southern . After one month , the routes of the northern and southern groups converge for a brief time and at that point the knights can , if they wish , rearrange their travelling parties before continuing , again in two parties along separate northern and southern routes . Throughout the entire trip , the composition of traveling parties must be in accord with the following conditions 
P and R are deadly enemies and although they may meet briefly can never travel together .
p must travel in the same party with s
Q cann't travel by the southern route
U cann't change routes

12) If one of the two parties of knights consists of P and U and two other knights and travels by the southern route , the other members of this party besides P and U must be
a) Q and S
b) Q and T
c) R and S
d) R and T
e) S and T
Ans : e

13) If each of the two parties of knights consists of exactly three members , which of the following is not a possible travelling party and route ?
a) P,S,U by the northern route
b) P,S,T by the northern route
c) P,S,T by the southern route
d) P,S,U by the southern route
e) Q,R,T by the southern route
Ans : b

14) If one of the two parties of knights consists of U and two other knights and travels by the northern route , the other memnbers of this party besides U must be
a) P and S
b) P and T
c) Q and R
d) Q and T
e) R and T
Ans : c

15) If each of the two parties of knights consists of exactly three members of different parties and R travels by the northern route,then T must travel  by the
a) southern route with P and S
b) southern route with Q and R
c) southern route with R and U
d) northern route with Q and R
e) northern route with R and U
Ans : a

16) If when the two parties of knights encounter one another after a month , exactly one knight changes from one travelling party to the other travelling party , that knight must be
a) P
b) Q
c) R
d) S
e) T
Ans : e 

Flowchart 
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2 Questions in Flowchart was based on biggest of the Number . 







