2011 Hexaware Placement Questions and Answers, Technical interview questions and answers

2011 Hexaware Placement Questions and Answers

Directions for questions 1-10: Expand the following terms 
 
1.HTML

Ans. Hyper Text Markup Language
  
2. RISC

Ans. Reduced Instruction Set Computing
  
3. ASCII
    
 Ans. American Standard Code For Information Interchange
  
4. ANSI

Ans. American National Standard Institute.
  
5. XML
     
Ans. Extended Markup Language
  
6. FLOPS

Ans. Floating Point Operating Per Second
  
7. SQL

Ans. Sequential Query Language
 
8.QBE

Ans. Query By Example

 9.ALE

Ans. Address Latch Enable

10. What is lagging in DBMS ?

Ans. Reduced Redundancy.


Directions 11 to 20: For the following questions find the odd man out
 
11.

Unix
OS/2
CMOS
MSDOS
Ans. CMOS

12.

Oracle
Informix
Sybase
LISP
Ans. LISP

13.

Laser
Inkjet
Dotmatirx                                                                                                  
Mouse

Ans. Mouse

14.

Dir
Cls
Csh
Copy

Ans. Csh

15.

Bit
Byte
Nibble
Digit
          
Ans. Digit
 
16.

Hard Disk
Floppy Drive
CD ROM
Cache

Ans. Cache

17.

SQL
QUEL
QBE
ORACLE                                                                                                   
           
Ans. Oracle
 
18.

C++
JAVA
VC++
PASCAL

Ans. PASCAL
 
19.

Projection Operation
Selection Operation
Intersection
Set Difference Operation
Ans. Intersection

 20.

Which of the following is a universal gate ?
             
(a) OR
 (b) AND
(c) XOR
(d) NOR

Ans. NOR

 21.

The default back end of the VB is
          
(a) Oracle
(b) Sybase
(c) Informics                                                                                    

Ans. Sybase
 
22.What is meant by Superconductivity?

Ans. No reistance

23. Viscosity

Ans. Friction
 
24. What is the Lock Based Protocol used for?

Ans. Concurrency Control in DBMS

Directions for question 25 to 32: Convert the decimal numbers on the left to the required form

25.  9's complement of 28

Ans. 71

26. Binary of 58

Ans. 111010
 
27. Octal of 359

Ans.547

28. Hexadecimal of 650

Ans.28A

29. BCD of 18

Ans.0001 1000

30. BCD of 34.8

Ans.0011 0100.1000
 
31. Excess-3 code of 6
                                                                             
Ans.1001

32. Excess-3 code of 9

Ans.1100

33. If Ax + By = 1F16; Cx + Dy = 2510 .Find the value of x and y

 34. Semaphore is used for

(a) synchronization
(b) dead-lock avoidence
(c) box
(d) none

Ans.  a
 
35.

For addressing 1 MB memory, the  number of address lines required,
            
(a)    11
(b)    16
(c)    22
(d)    24

Ans.  b
 
36.

Which of the following remains in memory temporarily                            
              
(a)    Resident portion of COMMAND.COM
(b)    Transient portion of COMMAND.COM
(c)    API
(d)    Disk BIOS

Ans.  b


37.

Pick the odd man out
             
 (a)   IO.SYS
 (b)   MSDOS.SYS
(c)  ROM-BIOS
(d)  COMMAND.COM     
                                                          
Ans.  c

 38.

OS/2 is a
             
(a) Single User OS
(b) Multi User OS
(c) Multi Tasking OS
 (d) None of these

Ans.  c

39.

Bootstrap loader program is a program belonging to                                    
              
(a)   ROM startup software
(b)   ROM extension software
(c)   ROM BIOS software
(d)  ROM Basic software

Ans.  a
 
40.

The entry of starting cluster of a file is present in

(a)   Boot Parameters
(b)   Directory
(c)   FAT
(d)    Partition Table and master boot program      
                       
Ans.  c

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