Final Flashcards
Virtual assistant
Application programmer understands natural Language voice commands.
Is augmented reality (AR)
It adds graphics to the real world
Aspect ratio
Relationship between the worth and the height of a display.
Digital amera
It’s easy to use and cost-effective.
DSLR a digital single lens reflex is used by photographers.
Spooling
Storing documents that were that we’re sent for printing until the printer is ready
Compatibility in computers.
The ability of software and hardware from different sources to work together without altering.
Contrast ratio
The dog is dog and the whitest white.
3000:1
(3000 = whitest white)
(1 is the black)
[The white is 3000 times brighter than the black]
Antivirus software
Security program designed to prevent search detect and remove viruses
Virtual reality
Simulating of a 3D environment.
Convergence
Combination of two and more technologies
For example a smartphone smart t v a vehicle on screen camera a smart watch
Zombie
Computer compromised by a hacker.
Botnet
Group of zombies
Speed
Kilobytes (kbps) megabytes (mbps)
ADSL - avg of 2Mbps till 40 Mbps
Fiber - highest is 1Gbps
RAM
-volatile
-random access memory
-PC memory
-short-term memory.
Firewall
Fence between computer and internet
Can be software Hardware or both
DoS
Denial of service.
Cyber attack that makes a computer unavailable.
GUI
A graphic user interface.
Allows interaction with operating system selections with icons and tiles used with a keyboard and mouse.
Mexa Core (CPU)
6 independent operating units
Search engines
Website- allows you to search the internet with a phrase
for example google Bing yahoo naver
Grid computing
Sources of different computers are shaped and used at the same time to solve one problem.
What is the purpose of grid computing
Scientific or technical problems require large data that needs to be processed with a high processing power.
Spoofing
Attack used in phising and Spam.
It’s a forgery of an email header.
Cache memory
Helps improve overall performance
Its high-speed memory fast and more expensive.
Pharming
It is a scam. It misdirects users to a fake website.
Click-jacking
An invisible page inside an iframe on top of the page that the user sees.
Adware
Free to install but had ads
Track changes
Edit a document, then you leave a trail. A person created the document can go through what you change.
Caption
Number description added to graphic object it can be a label number or text
Citation
Acknowledge and refers to sources.
Response time
It is how fast a monitor updates its pixels.
Milliseconds
ISO rating
How sensitive a camera since it is too light.
Monthly duty cycle.
Max number of pages that can be printed in a month without a printer failing
Social networking platforms
Discord, Twitter TikTok, WhatsApp Instagram Facebook Snapchat.
Storage capacity
How much disk space a storage device provides.
Artificial intelligence
Simulation of human intelligence in machines.
Without or orphan control.
Prevents a single line from a paragraph to move a page. It keeps the paragraph together
Meta data
Extra information
For example, the author or the type of camera.
IoT
Internet of Things.
Increase of different devices and objects connected via internet.
Attributes
Property of an object element or file
Disk scanning
Fix flash drive problems
Disk defragmentation
Speed up organizers part of a computer.
NIC
Connect a device to a network via cable
Solid state drive
Storage device it has no moving parts and stores data electronically. It’s fast access. It’s secondary storage and improves computer performance.
Hard disc drive
It rotates Bravolution, spending it.
A good backup policy
Store off-site backup regularly, backup data or carving before backup.
ROM chip
Loads operating system
Performs basic hardware tests
And operating systems functions
Managing hardware and software
provide user interface
provides security.
Trojan
Software program that hides inside other programs.
Green computing
Recycle old equipment
print in lower resolution. M
Minimize power consumption save electricity.
What to do when you have information overload
Spend less time on the computer.
Read quickly p
Filter emails
Limit multitasking.
NFC
Near field communication
Resolution and aspect ratio
R = 1920 × 1080 (highest no. of pixels)
Ratio - 3:5
