Computer Science A-level unit 1 revision

A massively parallel computer used for computationally intensive tasks with performance measured in FLOPS is a....

• Supercomputer

• Server

• Workstation

• Raspberry Pi

What does RIPA stand for?

• Regulation of Investigatory Powers Act

• Regulation of Investigatory Protection Act

• Recovery of Investigatory Powers Act

• Recovery of Information Powers Act

Regulates surveillance and investigation, and covers the interception of communications

• The Data Protection Act

• The Computer Misuse Act

• The Copyright Design and Patents Act

• The Regulation of Investigatory Powers Act

In a database, what is an entity?

• Person or place.

• Association between the instances

• Named Property or characteristic

• Real life object about which the data is to be stored

This symbol indicates a _____ relationship.

• one to many

• one to one

• many to one

• many to many

What is this a microscopic picture of?

• Memory Stick 
• CD
• Magnetic Tape
• SD Card 

USB flash drives use which storage technology

• Solid state

• Optical

• Magnetic

• USB

Allocating time on the processor to individual processes is known as...

• CPU Scheduling
• CPU Timing
• CPU Clocking
• CPU Sorting

A message sent by the OS to change the CPU schedule is known as...

• Interrupt

• Poll

• Cache

• Defrag

What do device drivers do?

• Allows the OS to communicate with hardware peripherals

• Allows the CPU to process interrupts

• Increases the amount of storage

• Supply power to the different peripherals