Memory and Storage Questions

• All rows in a 2118 dynamic RAM need to be refreshed ________.
• When a computer is executing a program of instructions, the CPU will ________ memory locations as dictated by the program instructions.
• Read-only memory is memory ________.
• Floppy disks are organized into concentric rings called ________.
• Information that is stored in an EEPROM ________.
• The basic purpose of tristate or open-collector outputs on a memory is to ________.
• A ________ is user-programmable memory that cannot be erased and reprogrammed.
• A device that needs constant refreshing to avoid losing data is a(n) ________.
• The checkerboard pattern test is used to test ________.
• A type of memory that is accessed serially (one location after the other) is a ________.
• A DIMM ________.
• The 2147 4K × 1 static RAM contains 4096 storage locations storing one bit each. ________ 2147 RAM memory chip(s) is/are needed to configure an 8K × 8 memory.
• The address space of a RAM memory can be expanded using a decoder and additional memory ICs. The output of the decoder should be connected to which input line of the memory?
• Information that is stored in a mask ROM ________.
• ROM access time is defined as ________.
• Dynamic memory is memory ________.
• PROMs are programmed by ________ fuses.
• The periodic recharging of dynamic RAM memory cells is called ________.
• A(n) ________ is user programmable and can also be erased electronically and reprogrammed as often as desired.
• Because 4096 = 212, a 4K × 1 RAM requires ________ address bits to access all locations.