Variable Types: Address

Question 1

call, callcode or delegatecall

Answer 1

allows interactions with a contract with need to know the contract’s structure (ABI)

Question 2

T/F: Are these fucntions very low level

Answer 2

True

Question 3

they cause security issues if the contract

Answer 3

called contains malicious/prolematic codes

Question 4

these functions should only be used

Answer 4

as a last resort

Question 5

to access another contract

Answer 5

should call a function using cotract interfaces (later)