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Paper General - Other - 1 January 2004 by HCL

Details of Paper General - Other - 1 January 2004 by HCL conducted by HCL for job interview.
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Section I: computer awareness (i.e general things about computer) Q.15 -ve marks -1/4
Section II: Simple C- language Q. 15 & -ve marks: -1/4
Section III: On pointers & structures  and C++,JAVA( only 1 on this) Q.10 each quetion ->2 marks-ve marks: -1
Section IV: Analytical Q.20 each quetion -> 2 marks.-ve marks: -1/4



1.   Piggy backing is a technique for
          a) Flow control b) sequence c) Acknowledgement d) retransmition
        ans: c piggy backing
2.   The layer in the OST model handles terminal emulation
        a) session b) application c) presentation d) transport   ans: b application
3      ans: a odd numbers of errors
4.  Q. In signed magnitude notation what is the minimum value that can be represented with 8 bits
         a) -128 b) -255 c) -127 d) 0 
5       c 20
6       a 120
7.      b     synchronise the access
8.     a system call
9.     b  the operating system
10.   a 177333
11.  d  used as a network layer protocall in network and windows system
12.  b has to be unique in the sub network
13.  Q. there is an employer table with key feilds as employer no. data in every n,th row are needed for a simple
       following queries will get required results.
        a)  select A employe no. from employe A , where exists from employe B where A employe no. >= B employe
             having (count(*) mod n)=0
        b) select employe no. from employe A, employe B where A employe no.>=B employ no.grouply employe
            no.having(count(*) mod n=0 )
        c) both a& b
        d)none of the above
14.   Q. type duplicates of a row in a table customer with non uniform key feild customer no. you can see
        a) delete from costomer where customer no. exists ( select distinct customer no. from customer having count )
        b) delete customer a where customer no. in
        b rowid
        c) delete customer a where custermor no. in ( select customer no. from customer a, customer b )
        d) none of the above
15.  c Volatile modifier
    Section II is not covered completly But it is very very easy . You can do it very easely.
 1.    ans: recursion
 2.    long int size
         a) 4 bytes b) 2 bytes c) compiler dependent d) 8 bytes ans: compiler dependent
          note: order of a,b,c,d are doubt but answer is correct.
3      x=2,y=6,z=6    
           printf(%d",x) ?
4      if(x>2)?3:4
7.    ans: c 6 ( quetion on enum )
8.   ----
14.  c : class A,B and C can have member functions with same name.
15.  ans: d none of the above

1.     ans: b It does not work when rp is the last element in the linked list
2.     ans: a always
3.     ans: b 13
4.     ans: b 16
5.     ans: d 55,55
6.    ans: c 5,10,10,3
7.    ---
8.   ans:d 4
9.    ans: c 5
10.  ans: c semicolon missing
 2.   M > D > Y                    ans: (a)
 6.   10 in 4 seconds, ? in 6 minutes  = 10x6x60/4 = 900 ans: (a)
 7.   a=2, b=4, c=5  (a+b)/c - c/(a+b) = 11/30 (ans).
 8.   100(100000000+100000000)/10000 = 2x1000000 (ans).
 9.   what does the hexanumber E78 in radix 7.  (a) 12455 (b) 14153 (c) 14256   (d) 13541 (e) 131112 ans: (d)
10. Q is not equal to zero and  k = (Q x n - s)/2 find 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
        (from GRE book page no: 411) 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
11.  If A occurs which of the following must occurs
                 I.     F & 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)
12.  If B occurs which must occur
           (a) D (b) D and G (c) G and H (d) F and G (e) J  ans: (a)
13.  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)
14.  which may occurs as a result of cause not mentioned (1) D (2) A (3) F
         (a) 1 only (b) 2 only (c) 1 & 2 (d) 2 & 3  (e) 1,2,3 ans: (c)
15. E occurs which one cannot occurs
       (a) A (b) F (c) D (d) C (e) J ans: (b) 11 to 15:- ---- e , a , b , c , b------Below are in order:
16. to 20. answers: