QUESTION 4 Which of the following are advantages of DRAM over SRAM? O Higher capacity O Higher speed Refresh circuitry O Simpler memory cell QUESTION 5 SRAM uses a to store a bit. capacitor transistor...

Please answer questions 4-6

Extracted text: QUESTION 4 Which of the following are advantages of DRAM over SRAM? O Higher capacity O Higher speed Refresh circuitry O Simpler memory cell QUESTION 5 SRAM uses a to store a bit. capacitor transistor diode flip-flop QUESTION 6 How many address lines are used in the entire system below? Type out the number, for example: thirteen A10 A0 A15 32K×4 A11 CS