Question

What is the relation between address lines and number of memory locations that can be accessed

Answer 1

Answer:

An address line usually refers to a physical connection between a CPU/chipset and memory. They specify which address to access in the memory. So the task is to find out how many bits are required to pass the input number as an address. In your example, the input is 2 kilobytes = 2048 = 2^11, hence the answer 11.

Answer 2

Answer:

address lines are lines which way to us

memory locations will show where we should go