30 Questions
What does resolution measure?
Number of pixels vertical X horizontal
What is the advantage of a high-quality resolution?
Clear and sharp images
What does the contrast ratio represent?
Ratio of the darkest vs brightest colours
What is the purpose of a 3D printer?
To create 3D solid objects by adding layers of material
What does a scanner convert hard copies into?
Soft copies as images
What is the main difference between inkjet and laser printers?
Cost per page
Which web browser is known for having a minimalist interface?
Opera
Which browser is mentioned as being the best for Mac users?
Safari
Which browser has the feature 'Incognito mode' for private browsing?
Google Chrome
What is a disadvantage of using Google Chrome with multiple tabs open?
Slower browser due to increased memory usage
Which browser is mentioned to have compatibility bugs and limited capabilities?
Microsoft Edge
What is a limitation of using Mozilla Firefox according to the text?
Lacks performance on weaker hardware
What is a disadvantage of OCR software mentioned in the text?
It is not useful for converting handwritten documents.
How do web applications differ from desktop applications?
Web applications require installation on the hard drive.
What is a key advantage of web applications over desktop applications mentioned in the text?
They reduce software piracy.
What type of document can't be immediately edited using a word processor after scanning?
Handwritten document
Which type of applications must be accessed through a web browser?
Web applications
What is a characteristic of web applications mentioned in the text?
*Users access different versions of the same web app.
What type of storage device is a hard disk drive (HDD)?
Non-volatile storage device
How do external hard drives connect to computers?
USB or FireWire connection
What distinguishes flash drives from traditional hard drives?
Flash drives have no moving parts
Which storage format offers more storage capacity than traditional DVDs?
Blu-ray Disc (BD)
What are memory cards commonly used for?
Storing digital information in cameras and phones
Which device is often used for backing up computers or saving large files?
External hard drive
What is computer security aimed at protecting?
User data from unauthorized access
How can access to a computer system or user data be controlled?
What you know, what you possess, who you are, or a combination of these
Which of the following is a security feature provided by the operating system?
Authorization requests for username and password
What is the purpose of an audit trail in computer security?
To keep track of system events and changes made
How can a hardware device communicate better with the operating system?
Reinstall drivers
Which security feature typically warns users about expired antivirus software?
Security alerts from the security center
Learn about web browsers, how they work, their advantages, and explore popular options like Mozilla Firefox and Opera. Discover the push-pull technology behind web browsing and the benefits they offer to users.
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