Digital Techniques - Microprocessors

A single integrated chip that contains all of the circuitry of the control and arithmetic/logic units is called?

• Microcomputer

• Microprocessor

• Random access memory

The control and timing section, The register section and the ALU are all sections of what?

• Random Access Memory

• Central Processor Unit

• Microprocessor (MPU)

Which part of a Microprocessor fetches and decodes instruction codes from program memory, then generate control signals by the MPU to carry out execution of instructions?

• Control and Timing Section

• Control Unit Circuits

• ALU

Which command is useful during single step programs during troubleshooting or debugging?

• Halt

• Interrupt Request

• Reset

What input control line is used to reset and start the CPU from a power down condition?

• Reset

• Halt

• Interrupt request

Which part of the register section in a microprocessor tracks the address of instruction codes ad they are fetched from memory?

• Program counter

• Valid memory address

• Arithmetic logic unit

What is the name of a register heavily used in a microprocessor under the letter A?

• Accumulator

• Actuator

• Absorber

What is used to hold data in conjunction with the arithmetic portion of the ALU?

• Accumulator registers

• Condition code registers

• Program counter

What is used to hold bits which can be used to control program branching?

• Accumulator register

• Condition code register

• Program counter

What is used by the CPU to point the address of the next instruction to be executed in the program in the CPU register section?

• Accumulator register

• Condition code register

• Program counter