Component 1

What is  the hardware within a computer system or smartphone which carries out the  instructions of a computer program ?

• Random Access Memory (RAM)
• Graphics Processing Unit (GPU)
• Central Processing Unit (CPU)

What  does CPU stand for?

• Computer Power Unit
• Control Processing Unit
• Central Processing Unit
• Central Power Unit

When  talking about a CPU what does ALU stand for?

• Automatic Learning Unit
• Arithmetic Language Unit
• Advanced Logic Unit
• Arithmetic Logic Unit

What  are the 3 main components of a CPU

• control unit, arithmetic logic unit, and registers
• keyboard, mouse, monitor
• RAM, hard drive, motherboard
• software, hardware, firmware

When  talking about a CPU what is the function of the ALU?

• Controls the flow of data within the CPU
• Stores data and instructions
• Manages the input and output devices
• Performs arithmetic and logical operations

When  talking about a CPU what is the function of the control unit?

• Displaying images on the screen
• Storing data in the memory
• Controlling the speed of the internet connection
• Directing the operations of the processor and coordinating the activities of the other hardware components

Complete  the cycle of the CPU – Fetch…..

• Decode
• Input
• Store
• Execute

Where  does the CPU fetch instructions from

• main memory

• outer space
• the moon
• the ocean

When  talking about a computer system what is memory?

• A type of software used to run programs
• Physical devices used to store data or programs on a temporary or permanent basis
• The speed at which a computer operates
• A type of food consumed by the computer

What 3  things might you find stored in Memory?

• food, clothing, and shelter
• money, jewelry, and documents
• books, toys, and electronics
• data, instructions, and temporary variables