Digital Electronics-Memory and Storage
Digital Electronics-Memory and Storage
61. What is a multitap digital delay line?
- a series of inverter gates with RC circuits between each one
- a series of inverter gates with RL circuits between each one
- a series of NAND gates with RC circuits between each one
- a series of NAND gates with RL circuits between each one
62. The bit capacity of a memory that has 2048 addresses and can store 8 bits at each address is ________.
- 4096
- 8129
- 16358
- 32768
63. How many 8 k × 1 RAMs are required to achieve a memory with a word capacity of 8 k and a word length of eight bits?
- Eight
- Four
- Two
- One
64. The mask ROM is ________.
- MOS technology
- diode technology
- resistor-diode technology
- DROM technology
65. Which of the following is not a flash memory mode or operation?
- Burst
- Read
- Erase
- Programming
67. Select the statement that best describes the fusible-link PROM.
- user-programmable, one-time programmable
- manufacturer-programmable, one-time programmable
- user-programmable, reprogrammable
- manufacturer-programmable, reprogrammable
68. How can UV erasable PROMs be recognized?
- There is a small window on the chip.
- They will have a small violet dot next to the #1 pin.
- Their part number always starts with a "U", such as in U12.
- They are not readily identifiable, since they must always be kept under a small cover.
69. What part of a Flash memory architecture manages all chip functions?
- I/O pins
- floating-gate MOSFET
- command code
- program verify code
70. An 8-bit address code can select ________.
- 8 locations in memory
- 256 locations in memory
- 65,536 locations in memory
- 131,072 locations in memory