Wipro Placement Paper Technical Paper,Delhi 2009

1. After execution of CMP, a instruction in Intel 8085 microprocessor

(a) ZF is set and CY is reset.

(b) ZF is set CY is unchanged

(c) ZF is reset, CY is set


(d) ZF is reset , CY is unchanged .

Ans. A


2. Convert the infix to postfix for A-(B+C)*(D/E)

Ans. ABC+DE/*-
3. Picard’s method uses _______?



Ans. Successive Differentiation.
Predict the output or error(s) for the following:




4. void main()

{

int const * p=5;

printf(“%d”,++(*p));

}
Ans: Compiler error: Cannot modify a constant value.



5. main()

{

char s[ ]=”man”;

int i;

for(i=0;s[ i ];i++)

printf(“\n%c%c%c%c”,s[ i ],*(s+i),*(i+s),i[s]);


}
Ans: mmmm

aaaa

nnnn


6. Identify the recording mode, by which you can record the non-standard object in QTP



A) Standard recording
B) Analog recording
C) Low level recording

D) None

Ans: B


7. By default, how many no of tables would be there in a script?



a) One
b) Two
c) Three
d) Four

Ans: B



8. The file extension of Shared object repository file is



A .MTR
B. .TSR
C. .QRS
D. None

Ans: B


9. To invoke the function which does not return any value, we can use




a. call function name
b. function name
c. Both A & B
d. None

Ans: A


10. How many bits are needed within a machine code instruction to select a single register in a machine with 16 general registers?

a. 2

b. 3
c. 4
d. 5

Ans: C


11. which key in any windows screen is used to invoke file menu

Ans :alt+f


12. Object which is used for calling the win32 api functions in QTP, we use




A extern
B. description
C. environment
D. None

Ans: A


13. What is the result of adding the binary numbers 01000001 and 11111111 on an 8 bit machine?



A. 11111111

B. 00000000
C. 01111111
D. Overflow

Ans: D


14. Which of the following does POP stand for?



A. Post Office Protocol
B. Peer over peer
C. Private Office Protocol

D. Post Optical Protocol

Ans: A


15. Which of the following stages of compilation produces a syntax tree?

A. Parsing
B. Code generation
C. Lexical analysis
D. Semantic analysis

Ans: A



16. Which of the following is not contained in a system description?

A. Internal data flows
B. Flows leaving and entering the system
C. Relationship between external entities
D. Internal components or processes

Ans: C


17. What is the result of adding the binary numbers 01000011 and 10010000 on an 8 bit machine?


A. 11010011
B. 11110011
C. 11001011
D. 11010101

Ans: A


18. How is the decimal value for 30 represented in binary?

A. 00001111

B. 00011010
C. 00011110
D. 00011111

Ans: C


19. A memory chip has 8 data lines and 9 address lines. How many bytes can be stored on it?

A. 511
B. 512
C. 500

D. 256

Ans: B


20. Which of the following devices requires the highest input data transferrate?

A. mouse
B. Keyboard
C. Floppydisk
D. CD
Ans: D

Posted in: WIPRO Campus Placement