hcl latest questions

  General computer concepts

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

 2. In OST, terminal emulation is done in                                                                 
     (a) sessions layer
     (b) application layer
     (c) presentation layer
     (d) transport layer

3. For 1 MB memory, the number of address lines required,
       (a)11
       (b)20
       (c)22
       (d) 24

4. Semaphore is used for
      (a) synchronization
      (b) dead-lock avoidence                                                                                   
      (c) box
      (d) none

5.   Piggy backing is a technique for a) Flow control b) sequence c) Acknowledgement d) retransmition
     

6.    the operating system (mapping of virtual to physical address)

7        A 177333(conversion of HEX "0xFEDB"in octal)

8         In signed magnitude notation what is the minimum value that can be represented with 8 bits

(a) -128
(b) -255
(c) -127
(d) 0

This is all that I can recollect.

Technical Interview:

There were 3 members in the Panel.

They were really friendly.

They make u really comfortable.

• Be well versed with ur project.


• Be prepared with at least one software language ( They almost cover all the topics in the subj chosen)

I told them that I was more comfortable with JAVA. They covered all the topics. Be clr with all the basic concepts. If u don’t know the answer 2 any question then just admit it.

• They may also ask u questions from ur resume


• The most important thing is RELAX( KEEP SMILING).

HR Interview:

This was not the regular kinda HR round.

• I was asked abt my parents


• My project


• Was given a realistic problem 2 solve.


• As I was from Hyd, he wanted me 2 convince him abt my commitment to HCL.

Aptitude.

 1.    a=2, b=3, c=6  Find the value of c/(a+b)-(a+b)/c
           Ans. 11/30
 2.   What does the hexa number E78 in radix 7.
           (a) 12455
           (b) 14153
           (c) 14256
           (d) 13541
           (e) 131112
           Ans. (d)

3.    10 : 4 seconds :: ? : 6 minutes                                                                      
           Ans. 90

4.    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

5.     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
        Ans. Data insuffiecient

        Questions 6 - 10 are to be answered on the following data
            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

6.     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)

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

8.    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)

9.   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)

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

11.  A 5 litre jug contains 4 litres of a salt water solution that is 15 percent salt. If 1.5 litres of the solution
        spills out of the jug, and the jug is then filled to capacity with water,approximately what percent of the
         resulting solution in the jug is salt?
           (A)7.5%      (B)9.5%      (C) 10.5%        (D)12%       (E)15%

12. Working independently, Tina can do a certain job in 12 hours. Working independently, Ann can do
       the same job in 9 hours. If Tina Works independently at the job for 8 hours and then Ann works
       independently, how many hours will it take Ann to complete the remainder of the jobs?
       (A)2/3       (B)3/4      (C)1    (D)2             (E)3
      Answer :E)3

13. 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

14.  Mohan earned twice as much as Deep. Yogesh earned rs.3/- more than half as much as deep.
       If the amounts earned by Mohan,Deep,Yogesh are M,D,Y respectively, Which of the following is
       the correct ordering of these amounts?
         a) M < D < Y
         b) M< Y < D
         c) D< M < Y
         d) It cann't be determined from the information given
         e) D< Y < M

15.  Statistics indicate that men drivers are involved in more accidents than women drivers. Hence
        it may be concluded that
         a) sufficiently information is not there to conclude anything
         b) Men are actually better drivers but drive more frequently
         c) Women Certainly drive more cautiously than Men
         d) Men chauvinists are wrong about women's abilties.
         e) Statistics sometimes present a wrong picture of things

16. Given that A,B,C,D,E each represent one of the digits between 1 and 9 and that the following
       multiplication holds:
            A B C D E
                    X 4
           --------------
          E D C B A
           --------------      what digit does E represent ?
             a) 4
             b) 6
             c) 8                                                                                                      
             d) 7
             Ans: c

17.  HCL prototyping machine can make 10 copies every 4 seconds. At this rate, How many copies
       can the machine make in 6 min.?
        a) 900
        b) 600
        c) 360
        d) 240
        e) 150
        Ans: a

18. If a=2,b=4,c=5 then
           a+b c
          - ---- =
         c a+b
         a) 1
         b) 11/30
         c) 0
         d) -11/30
         e) -1
        Ans: b

19. 10^2(10^8+10^8) =-------------- 10^4
             a) 2(10)^4
             b) 2(10)^6
             c) 10^8
             d) 2(10)^8                                                                                                
             e) 10^10
             Ans: b

20. Worker W produces n units in 5 hours. Workers V and W, workers independently but at the
      same time, produce n units in 2 hours.how long would it take V alone to produce n units?
          a) 1 hr 26 min
          b) 1 hr 53 min
          c) 2 hr 30 min
          d) 3 hr 30 min
          e) 3 hr 20 min
          Ans: d

   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

21.  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

22. 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

23)  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

24)  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

25.  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

26.  A gambler bets on the team of seven players ABCDEFG whose winning a-4 to 1 against b-4 to 1 against c-4
        to 1 against d-4 to 1 against e-5 to 1 against f-6 to 1 against g. how should he bet on g to set 20% profit.
27.  If a person buy radio worth Rs 2468 and pay 7% sales .how much price of radio should reduce to pay
       only Rs 2468.
28  What is vasu salary if salary of vasu is more than rajan salary working in same company
        i)vasu salary is 100 more than rajan salary.
        ii)rajan found 2000 allowns which is 50 less than vasu.
        (iii)basic salry of rajan is 1000.
             (i)only i is required
            (ii)i & ii is required
            (iii)i& iii is required
             (iv)i&ii&iii is required
             (v)none of these

29  If in 100 miles race 8 person is running winner take 9.8sec and fifth man takes 10.4 sec the time of 8 man is
       in AP if in 4*100 meters realy of onside is 1,4,5,8 position then win by.
          a).3 sec      b).1 sec      c).7 sec      d).5 sec           e)none

30.  How many sons X have qwe based on relation
        i)
        ii)                                                                                                                 
        iii)
       ans(data i,ii,iii is insufficient)

31.  A sink has 12 lits of water some quantity of water is taken out. if the remainng water is 6 litres less then the
        water  taken out then  quantity of water taken out is.
          a.3
          b.6
          c.9
          d.1
32    .which is the 4 digit number whose second digit is thrice the first digit and 3'rd digit is sum of 1'st and 2'nd and
          last digit is twice the  second digit.
             1.2674
             2.1349.
             3.3343
             4.3678
33.   In a straight highway 2 cars starts from the same point in opposite directions each travels for 8 Kms and take
         left  turn then travel for 6 Kms what is the distance between them now.
            1.16
            2.20
            3.25
            4.10
34. A problem based on house numbers.
35. Five students compare their test and quiz marks.some datas given.5 questions based on this.