Basic Computer Concepts II - JSS1 Computer Sudies Past Questions and Answers - page 1
What technology do CRT monitors use to display images?
LED
OLED
CRT
LCD
What type of printers are categorized as impact printers?
Inkjet
Dot Matrix
Laser
Thermal
Which type of monitor is known for being thinner and lighter than traditional CRT monitors?
OLED
Curved
LCD
CRT
Which non-impact printer is known for spraying tiny droplets of ink onto paper to create text and images?
Thermal
Laser
Inkjet
Daisy Wheel
What is a characteristic feature of LED monitors?
Bulky and heavy
Use of cathode ray tubes
Energy-efficient
Limited color vibrancy
What is a characteristic feature of daisy wheel printers?
Fast and efficient
Use of laser beams
Producing high-quality text
Suitable for printing multipart forms
Why are OLED monitors considered suitable for gaming and multimedia applications?
Bulky design
Slow response times
Deep blacks and fast response times
Limited color options
In which category of printers are laser printers classified?
Impact
Non-Impact
Dot Matrix
Thermal
Explain the advantages and disadvantages of curved monitors, and discuss their popularity in gaming and multimedia applications.
Curved monitors have gained popularity due to their immersive viewing experience, providing a wider field of view. This curvature can enhance gaming and multimedia engagement, creating a more realistic and visually appealing environment. However, it's essential to consider potential disadvantages, such as the limited improvement in overall image quality and the higher cost compared to flat monitors. Despite this, their rising popularity suggests that many users find the enhanced visual experience worth the investment.
Discuss the advantages and disadvantages of thermal printers, highlighting their common applications and potential drawbacks.
Thermal printers, utilizing heat to produce images on special paper, are commonly used in receipt printers and label printers due to their fast and quiet operation. However, their prints may fade over time, posing a challenge for long-term document preservation. Additionally, thermal prints are sensitive to heat and light, limiting their suitability for certain environments. Despite these drawbacks, their speed and quiet operation make thermal printers ideal for specific applications where these factors are crucial.