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General - Other - 1 January 2003 by Hughes

Details of General - Other - 1 January 2003 by Hughes conducted by Hughes for job interview.
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a processor has two level cache.Their access time (level1 and level2) is 100ns and 300ns respect.Memeory access time is 1000ns$ ans is 140 (b)

diskless server uses
 a rarp
 b arp
 c ftp
 d.telnet
 ans rarp

which one of them is not a client server
 e-mail
 telephone
 webserver
 and one more
 ans is e-mail or telephone.

Which one is used to represent operations
 infix
 postfix
 binarytree
 and one more
 ans binary tree 

one qustion was on private key and public key.The quest. was 
f a wants to send a message to b that no one other that b should $
 A private key
 A public key
 B private key
 B public key
 6.compliers maintain
 ans is symbol table  From Diwaka

what a java interface not have ?
ans - instance variables

what is done with java code on a web-page
ans - downloaded and executed on ur pc

 what is the order of deleting a node from a linked list given a ptr 
to it 
ans O(n) ( since u have to traverse the list to reach the prev.
node)

what is RSA

how can A send a messageto B so that B knows its from A 
ans A uses his private key so that B can use A,s public key

what is the best sort in worst case
ans heap sort

what can access protected memebers of a class
ans other classes of that program

what protocol is used by a machine to map an ip to hardware address
ans arp

hat is the size of ipv6
ans 128 bits

how many keys are needed in symmetric and asymmetric crptography?
ans - i dont know

how many keys are needed in symmetric and asymmetric crptography?
ans - i dont know 

one on a right threaded tree

very easy k-map 
ans i think its b)

very easy ckt 
ans choice which has option : a&c are equivalent

what in unix doesnt have a fd
ans process ( this was the first ques ).