For the following sentences, fill in the missing terms: 27. means to start the different sized data blocks always from addresses that end with least significant hex digits 0 4 8 C. 29. ...... unit is a hardware circuit that does not allow a code to access beyond their allowed address space. 30. Unauthorized access to memory terminates the offending application by a similar exceptions. or 31. Memory allocation in heap is accomplished in C by ..........() and ............ () functions. 32. Allocated dynamic memory is returned to OS by using O function. . 33. In Embedded programming, dynamic memory allocation is hazardous since it may yield unexpected