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1) Static vars ==> From DS memory of the proces
2) Straight forward
3)nope. Some extra mem is required for housekeeping
4)static from DS and local from stack
5) Straight forward

1. From which memory do static variables get allocated??
data segment

2. Indirectly asking about virtual destructor?
balabala

3. If u have 1K as ur heap memory can a call to malloc(1 K) succeed??
no

4. what is the difference between static variable and local variable?
balabala

5. Hash a string of length 100 ? he was asking me a hash function?
simple hash, just divided by the size of hash table.

Static var not in data segement .Data segment only for global variables . in factr there is adiffrent segment for it .Read some of Rational's documentation ...

all uninitialized global and static goes into bss segment ( gets init to zero )
all initialized global and static goes into data segment.