HAL PLACEMENT PAPER 2007

Company: Hindustan Aeronautics Limited

Friday, October 1, 2010
HAL PLACEMENT PAPER 2007
Q1.Functional Dependency is:-
a)a type of constraint
b)data constraint
c)varies with time
d)none of these
ans:-a
Q2.which of the following is an atomic transaction:?
a)a transaction in which all the instructions are either committed or aborted
b)a transaction which consists of only one instruction
c)a transaction in which all instructions are committed.
d)none of these
ans:- a
Q3.Find the sign-and-magnitude of 22.5625
ans:- 0,1110.1001(check)
Q4. which of the following is/are true about 1’s and 2’s complements:
i)In 1’s complement form. 0 has two representations
ii)in 1’s complement, the magnitude of lowest number is equal to the magnitude of highest number
iii)In 2’s complement, 0 has two representations
a)i only b)i and ii
c)iii only d)all of these
Q5.if(base
{
cout