Questions

An error would be reported in the statement k++ since arithmetic on void pointers is not permitted unless the void pointer is appropriately typecasted.

Greek, demotic Egyptian and hieroglyphics.

Data types are used for declaration of variables in computer programming languages. These determine the type and size of data associated with variables.

Data types examples - int, char, float, etc...

char datatype is the least storage data type with 1 byte.

int with 2 or 4 bytes.

float with 4 bytes

double with 8 bytes.

Therefore the answer for What travels around the world but stays in one spot is STAMP or any other thing that acts as a stamp does.

Ex. the letter in the envelope etc...

Since, Several things have the possibility, but the word travel evokes that it would move. 

The kidneys are stimulated to produce renin by a decrease in the blood pressure.

The renin-angiotensin system or RAS regulates blood pressure and fluid balance in the body. When blood volume or sodium levels in the body are low, or blood potassium is high, cells in the kidney release the enzyme, renin. Renin's primary function is therefore to eventually cause an increase in blood pressure, leading to restoration of perfusion pressure in the kidneys.