WorksheetsSKO - Year 9 - Autumn 1
Total questions: 15
Worksheet time: 8mins
What is a CPU?
The abbreviation for central production unit. This is where the computer takes information from storage and produces data that will be outputted through devices.
The abbreviation for central processing unit. Sometimes referred to simply as the central processor, The brain of the computer.
The abbreviation for central promotion unit. This is where the computer promotes key parts of data that need a lot of attention from the user.
What is ALU?
Arithmetic-logic unit (ALU) is the part of a computer processor (CPU) that carries out arithmetic and logic operations.
It stores data in memory
A calculator for the computer
This component of the computer's central processing unit (CPU) directs the operation of the processor. Which is it?
CU (Control Unit)
ALU (Arithmetic Logical Unit)
RAM (Random Access Memory)
One of a small set of data holding places that are part of the computer processor. Which component is this?
ROM (Read Only Memory)
ALU (Arithmetic Logical Unit)
Registers
What is ROM?
Computer memory chips containing permanent or semi-permanent data
A part of the computer
A method of ensuring cyber security
What is Von Neumann architecture?
Instruction to building a computer
A part of a computer
Von Neumann architecture is based on the stored-program computer concept, where instruction data and program data are stored in the same memory.
What is the term used to describe the following process? 'How the CPU carries out an instruction or instructions.'
Fetch-decode-execute cycle
Decode-execute-fetch cycle
Execute-fetch-decode cycle
What component stores information temporarily?
Arithmetic Logical Unit (ALU)
Control Unit (CU)
Memory
Which component is used to store running programs and data for the programs?
RAM (Random Access Memory)
Registers
ROM (Read Only Memory)
Which of the following is the smallest unit of data?
Bit
Nibble
Byte
This data unit is made up for 4 binary digits
Nibble
Bit
Byte
KB is unit of memory or data equal to 1,024 bytes. KB stands for ...
Ketobyte
Kilobyte
Kenobyte
Which of the following data units follows Kilobyte and is equal to one million (1,048,576) bytes.
Gigabyte
Megabyte
Terabyte
What is the data unit follows MB, represents a capacity that is roughly equivalent to 1 billion bytes and commonly used when referring to mobile data tariffs?
Terabyte
Petabyte
Gigabyte
This data unit is equal to one millionmillion bytes and is used as hard drives for gaming consoles like Xbox and PS4.
Terabyte (TB)
Exabyte (EB)
Petabyte (PB)
