Embedded Systems Multiple Choice Questions and Answers

81. Which of the following is a part of RTOS kernel?

1. memory
2. input
3. ISR
4. register

82. Which of the following is a process of analyzing the set of possible designs?

1. design space exploration
2. scheduling
3. compilation
4. hardware/software partitioning

83. Which of the following is also known as tri-state?

1. output port
2. input port
3. parallel port
4. output-input port

84. Which of the following is an 8-bit RISC Harvard architecture?

1. AVR
2. Zilog80
3. 8051
4. Motorola 6800

85. Which of the following is an ideal interface for LCD controllers?

1. SPI
2. parallel port
3. Serial port
4. M-Bus

86. Which of the following is an industrial interconnection bus?

1. bus interface unit
2. data bus
3. address bus
4. VMEbus

87. Which of the following is approximated during hardware/software partitioning, during tasklevel concurrency management?

1. scheduling
2. compilation
3. task-level concurrency management
4. high-level transformation

88. Which of the following is inherited from the parent task?

1. task
2. process
3. thread
4. kernel

89. Which of the following is necessary for the parallel input-output port?

1. inductor
2. pull-up resistor
3. push-up resistor
4. capacitor

90. Which of the following is not a serial protocol?

1. SPI
2. I2C
3. Serial port
4. RS232