28. The speed of a memory chip is referred to as its 29. True or false. The price of memory chips varies according to capacity and speed. 30. The main advantage of EEPROM over UV-EPROM is 31. True or false. SRAM has a larger cell size than DRAM. 32. Which of the following, EPROM, DRAM, or SRAM, must be refreshed periodically? 33. Which memory is used for PC cache? 34. Which of the following, SRAM, UV-EPROM, NV-RAM, or DRAM, is volatile memory