Log In

Recent activity by vaishali jhalani

1 answer
Let the cardinality of each relation is 1: 1, then find the minimum number of tables possible in relational model? (Assume that the participation of A, B is total)
asked Feb 7, 2017 in Databases 249 views
4 answers
Consider a system employing interrupt driven input/output for a particular device that transfers data at an average of 16 KB/s on a continuous basis. Assume that interrupt processing takes 50 μsec (i.e., the jump to the interrupt service routine (ISR), execute ... fraction of processor time is consumed by this input/output device if it interrupt for every byte is _______ (Upto 3 decimal places).
commented Feb 7, 2017 in CO and Architecture 3k views
1 answer
DIfference between Static single assignment, 3 address code , 3 address instruction? How these 3 are different in representation?
commented Feb 6, 2017 in CO and Architecture 122 views
1 answer
4 answers
Consider the following statements. TCP connections are full duplex TCP has no option for selective acknowledgement TCP connections are message streams Only I is correct Only I and III are correct Only II and III are correct All of I, II and III are correct
commented Feb 1, 2017 in Computer Networks 6.5k views
0 answers
Foreign key should be a candidate key of parent table and should have unique value(including null) in referenced table. Is this statement correct??
asked Jan 31, 2017 in Databases 180 views
0 answers
1. In case of no data forwarding can we use split phase. 2. Should we have to consider data forwarding, According to options? 3. Where we can use split phase??( I know about WB-ID and EX-ID) @Pc @Arjun Sir Please answer..
commented Jan 30, 2017 in CO and Architecture 1.3k views
1 answer
can LR(1) parser parse any context free grammar/language ?? and hence evry regular lamguage can be parsed by LR(1) parsers??
commented Jan 29, 2017 in Compiler Design 1.8k views
3 answers
1 answer
Here T1 T2 T4 T5 will come in this order only and for T3 we have 5 positions So number of schedules will be 5 which are view eq to given schedule. But ans given is 10
asked Jan 26, 2017 in Databases 94 views