Technology - 1 point
Category | Question | Answer | Last Update |
---|---|---|---|
Communications | Ray Tomlinson is believed to be the first person to send a message using what type of communications medium, having done so in 1971? | email | 2023/05/14 |
Service | In the UK, 2LO, 5IT, 2ZY, 5NO, and 5WA are defunct examples of what technology service? | Radio stations | 2024/04/18 |
Product | First released in 1954, Rolex watches with blue and red bezels have colloquially been referred to by the name of which soft drink? | Pepsi | 2024/04/11 |
Product | What is the name of the line of mobile phones released by Google, which saw its 9th model series released in 2024? | Pixel | 2024/12/07 |
Product | What electronics company makes the Cyber-shot range of cameras? | Sony | 2025/01/01 |
Technology - 2 points
Category | Question | Answer | Last Update |
---|---|---|---|
Devices | What are the two different recording devices that comprise a 'black box' flight recorder? | 1. Flight data recorder 2. Cockpit voice recorder | 2024/04/28 |
Devices | What were the names of the two undersea vessels used by Robert Ballard during his 1985 expedition which discovered the wreck of RMS Titanic? | 1. Argo 2. Jason *Argo was a system of cameras, pulled by the robotic vessel Jason. | 2024/11/30 |
Devices | Prior to the arrival of DAB digital radio in the 1990s, what were the two most common analogue modulation bands - both known by two-letter initialisms - used in public radio broadcasting? | 1. AM 2. FM *AM stands for amplitude modulation; FM stands for frequency modulation. | 2025/01/16 |
Technology - 3 points
Category | Question | Answer | Last Update |
---|---|---|---|
Power | Per the International Electrotechnical Commission’s international standard IEC 60445, what colours are recommended to be used for the three wires in a standard electrical power supply? | 1. Brown (live wire) 2. Blue (neutral wire) 3. Green and yellow (earth wire) | 2024/12/07 |
Technology - 5 points
Category | Question | Answer | Last Update |
---|---|---|---|
Displays | On a single seven segment display - that being the simple figure-of-eight shape used on digital clocks - what are the five numbers that can be made by illuminating five lines? | 1. 2 2. 3 3. 5 4. 6 5. 9 *6 and 9 can use five or six lines, depending on whether they are given a ‘tail’. | 2025/01/16 |
Technology - 6 points
Category | Question | Answer | Last Update |
---|---|---|---|
Machines | What are the six classical simple machines? | 1. Inclined plane 2. Lever 3. Pulley 4. Screw 5. Wedge 6. Wheel and axle | 2025/01/20 |