全港學生STEAM精英挑戰賽2026 – (保良局朱敬文中學 – 高中組)

賽前注意事項:

  1. 本次比賽將包含20條選擇題。參賽者需在五個選擇內選一個正確的。
  2. 請老師預留60分鐘的時間用於學生比賽。我們嚴格遵守時間管理，以確保比賽的公平性和效率性。
  3. 請老師和參賽者在比賽期間保持冷靜，不必急於完成。
  4. 一旦進入網頁，計時器將立即開始倒數計時，所以請確保在按下連結之前已經準備妥當。
  5. 每位參賽者只有一次機會進行比賽，請確保在提交答案前仔細確認。重複提交將導致資格被取消，請謹慎操作。
  6. 請在開始後的60分鐘內完成試題。

Pre-match Notes:

  1. This competition will include 20 multiple-choice questions. Participants must choose one correct answer from five options.
  2. Teachers are requested to reserve 60 minutes for the student competition. We strictly adhere to time management to ensure fairness and efficiency.
  3. Teachers and participants are asked to remain calm during the competition and not rush to finish.
  4. Once you enter the webpage, the timer will start counting down immediately, so please make sure you are ready before clicking the link.
  5. Each participant has only one chance to compete; please ensure you double-check your answers before submission. Resubmission will lead to disqualification, so please proceed with caution.
  6. Please complete the questions within 60 minutes after starting.
請輸入密碼。Please enter password.

請先輸入參賽者資料,再按下頁開始。資料必須與登記比賽申請表的資料一致。
Please enter participant information, and then press Next button to start. The information must be the same as application.

1 / 20

In a disease transmission model, if the basic reproduction number (R₀) is less than 1, the epidemic will most likely:
在疾病傳播模型中，若基本傳染數 (R₀) 小於 1，疫情最可能：

2 / 20

In a nutrition optimization problem using 2 food items, if:
Hamburger costs $12 each and provides 512 kcal
Soya drink costs $5 each and provides 128 kcal
What is the correct objective function to minimize total cost (C)?**
Let x be the serving quantity of Beef Hamburger and y be the service quantity of Malted Soya Milk, while $ C be the total amount of the food taken.

**在營養優化問題中使用2種食物時，若：
漢堡每個12元，提供512大卡
豆奶每個5元，提供128大卡
下列哪項是「最小化總成本(C)」的正確目標函數？**
設 x 為牛肉漢堡的份數，y 為麥芽豆奶的份數，而 C 美元為所選食物的總花費。

3 / 20

What is the relative error if the measured value is 20 and the actual value is 18? (如果測量值為 20，而實際值為 18，相對誤差是多少？)

4 / 20

The most common material for 3D printing (FDM) is:
3D打印（熔融沉積成型）最常用的材料是：

5 / 20

What is the main ethical concern regarding AI?
關於 AI 的主要道德問題是什麼？

6 / 20

Which scenario best exemplifies exponential growth?
以下哪種情境最能體現指數增長？

7 / 20

What is the main ingredient in bleach? (漂白劑的主要成分是什麼？)

8 / 20

Which AI technique is commonly used in self-driving cars?
哪種 AI 技術常用於自動駕駛汽車？

9 / 20

How does increasing the number of coil turns (N) affect the voltage output in a Linear Electromagnetic Generator(LEG)?
增加線圈匝數（N）如何影響LEG的電壓輸出？

10 / 20

What is one benefit of data encryption?
數據加密的一個好處是什麼？

11 / 20

Which of the following is an essential step in the engineering design process?
以下哪項是工程設計過程中的關鍵步驟？

12 / 20

In a probabilistic model, the term “expected value” refers to: (在概率模型中，「期望值」一詞是指：)

13 / 20

In trilateration for GPS, how many satellites are needed to determine a 3D location? (在 GPS 的三邊測量中，確定 3D 位置需要多少顆衛星？)

14 / 20

The painter of The Starry Night is:
《星夜》的畫家是：

15 / 20

What is a key purpose of using mathematical models in real-world scenarios?
在現實情境中使用數學模型的一個主要目的是什麼？

16 / 20

What is the purpose of Natural Language Processing (NLP) in AI?
在 AI 中，自然語言處理 (NLP) 的目的是什麼？

17 / 20

The main greenhouse gas is:
主要的溫室氣體是：

18 / 20

The median of the dataset {3, 5, 7, 9} is: (數據集 {3, 5, 7, 9} 的中位數是：)

19 / 20

Which of the following is considered unstructured data?
以下哪一項被認為是非結構化數據？

20 / 20

Which of the following is an effective method to prevent the spread of harmful microorganisms?
以下哪一項是防止有害微生物傳播的有效方法？

Exit