WorksheetsUnit 2 Computer System
Total questions: 49
Worksheet time: 47mins
a piece of physical equipment that uses digital data
(a)
an electronic device that can be used to help a user complete a task such as switching on appliances
(a)
an area of computing that focuses on creating intelligent computers that can mimic the way humans think.
(a)
to reduce human interaction and leave the running of a device to use sensors to determine the output
(a)
technologies that uses ai to support their operation
(a)
aspects of computing device that you cannot touch
(a)
Software that runs the hardware and software
(a)
The system software that manages hardware and software on a device.
(a)
The way the users and computer systems communicate
(a)
aspects of computing device that you can touch
(a)
applications for general or specific tasks
(a)
a website designed to search for content on their websites
(a)
A computer program that detects junk mail and removes it from emails.
(a)
unwanted emails
(a)
a character in the background of a computer game that the game players can interact with
(a)
computers identify similarities in lines, colours, texture and shapes of an image in an attempt to identify an object
(a)
when tasks is carried out automatically, without human intervention and based on input and processing of a set of program instructions
(a)
deceiving someone for financial or personal gain
(a)
an individual purchasing a product or service for their own use
(a)
the process of creating something
(a)
a file that contains data in text format only
(a)
a text file that holds small pieces of data about a user
(a)
a pattern that shows behaviour or data moving in a general direction
(a)
detects the presence of a nearby object
(a)
measures changes in temperature in the environment
(a)
measures the amount of heat being given off by an object
(a)
measures the level of water content in the air
(a)
measures how much force is applied to the surface of an object
(a)
a plastic strip coated in light-sensitive crystals, inserted into analogue camera and used to store images
(a)
the total number of pixels on the screen
(a)
short for 'binary digit'; this is a single bit of data either a 0 or a 1.
(a)
a number system that uses combinations of two digits (0 and 1) to represent all numbers
(a)
refers to the number of pixels in a square inch of screen
(a)
measure of the number of bits used to represent colours in individual pixels in an image.
(a)
digital image produced using grid of pixels
(a)
1 or 0
(a)
digital image made from a series of objects placed on a computer screen
(a)
a part of a computer that carries out instructions
(a)
a physical device or circuit that process one or more signals to produce a single output signal.
(a)
a combination of logic gates used to carry out complex operatiions
(a)
a route that electricity can flow around
(a)
a form of algebra where all values are reduced to either true or false
(a)
a data type that has one of two possible values: True or False
(a)
operations based on the terms of AND, OR, NOT
(a)
AND Gate:
input a: 1
input b: 0
Result: ??
0
1
True
False
NOT Gate:
input 1: 1
Result: ??
1
True
0
False
OR Gate:
input 1: 0
input 2: 0
Result: ??
True
False
1
0
AND Gate:
input 1: 1
input 2: 1
Result: ??
0
1
True
False
OR Gate:
input 1: 0
Input 2: 1
Result: ??
True
False
0
1
