Olympiad Test: Fundamentals Of Computer - 1 - Class 4 MCQ

The given device is a Power supply unit.

The device shown in the figure is a Display card.

The device is RAM. Random-access memory (RAM) is a form of computer memory that can be read and changed in any order, typically used to store working data and machine code.

The device given above is a Heat Sink processor Fan.

Zip disks were launched with a capacity of 100 MB.

RAM(Random Access Memory)

Floppy disk drives have been superseded by all of the methods i.e. USB flash drives, External hard disk drives and Optical disks.

Barcode Reader is an input device that can be used to read data from book covers.

Concept Keyboard is an input device that would be most suitable in a fast food restaurant.

Printer Recommendation for Printing Large Quantities of Black and White Mail Merged Letters
Laser printers would be the most suitable choice for a school administrative department to print out large quantities of black and white mail merged letters. Here's why:
1. Speed: Laser printers are known for their fast printing speeds, making them ideal for high-volume printing requirements. They can print several pages per minute, allowing the administrative department to complete the printing tasks efficiently.
2. Quality: Laser printers produce crisp and clear text, even at high speeds. The letters printed will have professional-looking results, ensuring that the school's communication appears neat and legible.
3. Economical: Laser printers are cost-effective in the long run. While the initial investment might be higher compared to inkjet printers, the cost per page for laser printing is generally lower. This makes them a more budget-friendly choice, especially for printing large quantities.
4. Durability: Laser printers are built to handle heavy-duty printing tasks. They are designed to withstand continuous use and have a longer lifespan compared to other printer types. This durability is crucial for a school administrative department that requires consistent printing for various purposes.
5. Automatic Duplexing: Many laser printers have the functionality of automatic duplexing, allowing for double-sided printing. This feature helps reduce paper consumption, making it an environmentally-friendly choice while also saving costs.
6. Low Maintenance: Laser printers require less maintenance compared to other printer types. They typically have larger toner cartridges, which means less frequent replacements, reducing downtime and operational costs.
In summary, a laser printer would be the most suitable choice for a school administrative department to print large quantities of black and white mail merged letters. It offers fast printing speeds, high-quality output, cost-effectiveness, durability, automatic duplexing, and low maintenance requirements.

The device is a Concept keyboard.

The correct answer is a

Every computer is composed of two basic components: hardware and software. hardware includes the Physical features, which are every part that you can either see or touch, for example: monitor, case, keyboard, mouse, and printer.

A chip is a tiny piece of silicon, usually around one centimeter square.