Company: Flextronics Software Systems

Section C

1. an lead compensator zero is at Z=Zc, pole is at P=Pc then the following is correct
a.x1=x2 and y1=y2
b.
c.

60 in a down loading from website ,which one is correct? ans: check the byte code and indicate the error, if any.

61 about UDP one Address is given but that is not the state table what will it do the packet
b. packet is sent to ethernet server
c. packet is sent to other address
d.

62 in associated memory for fast accessing which one is used
b. double ”
c. hash table

63 hich of the folowing is not correct
a. (x+y)’=x’.y’ b. (x’+y’)’=x.y
c. (x’.y’)’=x+y d. (x’+y’)’=x’.y’ [d]

64 Question on logic ckt. U have to find the output ans. AB’+CD’+EF’

65 Output of MUX
_________
c—–| |
c’—-| |——-Y
c’—-| | ans. A xor B xor C
c—–| |———
| |
A B (select lines)

66 If X and Y are two sets. |X| and |Y| are corresponding coordinates and exact no.of functions from X to Y is
97 then
a. |X|=97 |Y|=1 b. |X|=1 |Y|=97
c. |X|=97 |Y|=97 d. …..

67 If two dies are thrown simultaneously what is the prob. of one of the dice getting face 6 ?
a. 11/36 b. 1/3 c. 12/35 d. 1/36 [a]

Section C

92 ne question of Set Theory Like there Are two sets A and B and (A-B)union(B-A)union(A intersection B)
is equivalent to Ans. A union B

93 Union and intersection are in there sign conventions.

94 One question of probability Like between 100 and 999 how many no have the prob that they does not contain 7
Ans. 16/25 (not sure u can check by own)

95 Of Newton Rapson method…

96 Of power set A set contains {(fi),a,{a,b}} what is the powerset of it Ans. 8

97 A question of logic gates Ans. U can got the answer very easily

98 A question on the Booths algo Ans. The sequence is 1010101010101010

99 Relative addressing mode is used for Ans. Dont know.

100 For how many numbers there is no difference between little endian and big endian
Ans. 256

101 For the multiplication of two 8 bit numbers how much ROM will be used
Ans. 64k*16 ROM(Check it)

102 Why direct mapping is not good for the mapping of Cache Memory.
Ans. Dont know

103 What is the main property of Desiy I/O Sytem Ans.

104 A question on the nyquist theorem
Ans. 18000 bps

105 What is the shannon theorem…
Ans. Refer to data communication(Stalling) book

106 CSMA/CD protocol is used in
Ans. Ethernet

107 What is the limitation of the Pulse Code Modulation
Ans. Refer to data communication book

108 In CSMA/CD

109 For an IP Router how many IP addresses
Ans. Check it i think Answer is Only One.

110 Which protocol u used when you want to know the IP address corresponding to a MAC Address
Ans. RARP

111 Which part of the IP header is used for the time limit of the packet.
Ans. TTL

112 Which PageReplacement algo will give the best result
Ans. By replacing that page which has the next reference after a long time.(optimal algo)

113 What the code will be said when it is called by another part and it is not completed yet
Ans. Reentrant Code.

114 three questions on the simple programs

115 There is a sequence of no and prepare a binary tree and tell how many nodes are in the left and right sub tree.
Ans. Check it Ans (4,7)

116 hat is the rank of the graph
Ans. e-n+k

117 One question on the multithreading

118 Which traversal of the tree gives the node in the ascending order.
Ans. Inorder

119 Which traversal of the tree gives the node in the ascending order.
Ans. Inorder

120 What is garbage collector.

121 lead compensator zero is at Z=Zc, pole is at P=Pc then the following is correct
a.x1=x2 and y1=y2
b.
c.

180 in a down loading from website ,which one is correct? ans: check the byte code and indicate the error, if any.

181 about UDP one Address is given but that is not the state table what will it do the packet
b. packet is sent to ethernet server
c. packet is sent to other address
d.

182 in associated memory for fast accessing which one is used