Question 31 : Which one of the following is an asynchronous communication channel?
1. SPI
2. MUDs
3. MOO
4. VOIP
View Answer   Discuss with Members

Question 32 : Name a nonvolatile memory.
1. ROM
2. RAM
3. SRAM
4. DRAM
View Answer   Discuss with Members

Question 33 : What is the purpose of memory refresh register of Z80?
1. To control on-chip DRAM
2. To control on-chip SRAM
3. To control ROM
4. To clear cache
View Answer   Discuss with Members

Question 34 : Which are the two additional registers of Z80?
1. Interrupt and NMI
2. NMI and PSW
3. Interrupt vector and memory refresh
4. NMI and memory refresh
View Answer   Discuss with Members

Question 35 : Which of the following is an 8-bit command in MC68HC11?
1. Add
2. Shift
3. Multiply
4. Subtract
View Answer   Discuss with Members

Question 36 : How the input terminals are associated with external environments?
1. Actuators
2. Sensors
3. Inputs
4. Outputs
View Answer   Discuss with Members

Question 37 : Which one of the following is board based system?
1. Data bus
2. Address bus
3. VMEbus
4. DMA bus
View Answer   Discuss with Members

Question 38 : Which of the following offers external chips for memory and peripheral interface circuits?
1. Microcontroller
2. Microprocessor
3. Peripheral system
4. Embedded system
View Answer   Discuss with Members

Question 39 : Which of the following are external pins whose logic state can be controlled by the processor to either be a logic zero or logic one is known as
1. Analogue value
2. Display values
3. Binary values
4. Time derived digital outputs
View Answer   Discuss with Members

Question 40 : Which one of the following is UV erasable?
1. Flash memory
2. SRAM
3. EPROM
4. DRAM
View Answer   Discuss with Members