Discussion
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- Question
A type of memory that is accessed serially (one location after the other) is a ________.
Options- A. ROM
- B. read/write memory
- C. shift register
- D. PLD
- Correct Answer
- shift register
- 1. The checkerboard pattern test is used to test ________.
Options- A. ROM
- B. EEPROM
- C. FPLA
- D. RAM Discuss
- 2. A device that needs constant refreshing to avoid losing data is a(n) ________.
Options- A. SRAM
- B. DRAM
- C. ROM
- D. EPROM Discuss
- 3. A ________ is user-programmable memory that cannot be erased and reprogrammed.
Options- A. ROM
- B. EPROM
- C. EEPROM
- D. PROM Discuss
- 4. The basic purpose of tristate or open-collector outputs on a memory is to ________.
Options- A. isolate devices connected to a common bus
- B. simplify the circuitry
- C. provide faster transitions of the output
- D. increase the output current Discuss
- 5. Information that is stored in an EEPROM ________.
Options- A. can be modified by performing a memory write operation
- B. is stored by the manufacturer and cannot be changed
- C. is lost if power is interrupted
- D. can be erased by applying high voltage to each storage location Discuss
- 6. A DIMM ________.
Options- A. is available in 30-pin or 72-pin packages
- B. has contact pins on only one side of the module
- C. has less memory than the newer SIMM modules
- D. has contact pins on both sides of the module for larger data paths Discuss
- 7. 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.
Options- A. One
- B. Four
- C. Eight
- D. Sixteen Discuss
- 8. 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?
Options- A. The most significant address inputs
- B. The most significant data inputs
- C. The read/write line
- D. The chip enable Discuss
- 9. Information that is stored in a mask ROM ________.
Options- A. can be modified by using special equipment
- B. is stored by the manufacturer and cannot be changed
- C. is lost if power is interrupted
- D. can be modified by using special equipment and is lost if power is interrupted Discuss
- 10. ROM access time is defined as ________.
Options- A. how long it takes to program the ROM chip
- B. being the difference between the READ and WRITE times
- C. the time it takes to get valid output data after a valid address is applied
- D. the time required to activate the address lines after the ENABLE line is at a valid level Discuss
Memory and Storage problems
Search Results
Correct Answer: RAM
Correct Answer: DRAM
Correct Answer: PROM
Correct Answer: isolate devices connected to a common bus
Correct Answer: can be erased by applying high voltage to each storage location
Correct Answer: has less memory than the newer SIMM modules
Correct Answer: Sixteen
Correct Answer: The chip enable
Correct Answer: is stored by the manufacturer and cannot be changed
Correct Answer: the time it takes to get valid output data after a valid address is applied
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