i need some assistance with these questions

4. With respect to computer memory modules, what is meant by the terms DIP, SIMM, DIMM 5. With respect to memory types, what is meant by SDRAM, DDR, and LPDDR? In what type of device 6. With respect to computers, what does the term CACHE mean? Also, list some examples of "cache 7. What is virtual memory and where, in a typical computer, is it located? What are other names that refer SoDIMM, and RIMM? Where would you find SoDIMMs used? would you find LPDDR used? both in computer systems and in general. to virtual memory