microprocessor and microcontroller

8255 is a

• programmable parallel interface

• Programmable Peripheral Interfacing

• PPI CONTROLLER

• PIC CONTROLLER

What are the most essential components of a microprocessor?

• Control Unit

• Register

• Arithmetic Logic Unit (ALU)

• All of the above

What kind of device is Arduino?

• Microcomputer

• Microprocessor

• Microcontroller

• Microbot

What are the basic building blocks for a Microcontroller ?

• CPU

• I/O

• RAM

• Bus System

• Display

What is a bus inside a microprocessor?

• a channel for calculating data within the RAM

• a communication system (channel) that transfers data between components inside a computer

• a transportation of people

• wires inside a computer for conducting electrons

Which one is a volatile memory?

• RAM

• BIOS

• Flash memory

• SSD

Which storage is the slowest?

• Register/Cache

• RAM

• Solid state drive

• Network drive

RAM & ROM are known as what kind of memory?

• Secondary storage
• Main memory
• Registers
• Flash memory

Which statement best describes RAM?

• Fast, permanent storage
• Slow, volatile stoage
• Fast, volatile storage
• Slow, permanent storage

What is stored in Read Only Memory (ROM)?

• Recently opened programs
• Operating system and currently running programs
• BIOS and boot sequence (the computer's initial start-up process)
• The CPU's registers