What parts and articles should invigilators focus on when using metal detectors?

Examiners use metal detectors mainly to check whether there are candidates who bring metal objects into the examination room illegally, so as to ensure the fairness, impartiality and seriousness of the examination. The following are the parts and items that invigilators should focus on when using metal detectors:

1. Sole: In order to bring in cheating tools, candidates will hide cheating tools in the soles, which may not be easy to find. Therefore, invigilators need to carefully check the shoes worn by candidates, especially the soles and heels, and check them with metal detectors.

2. Physical objects: Candidates will hide cheating tools in clothes or clothes pockets, and invigilators need to carefully check the items on candidates, especially hidden areas such as pockets and belts.

3. Pen: When writing homework, some candidates will use special pens, which may contain ferromagnetic substances, and special inspections are needed when using metal detectors.

4. Glasses: Some candidates may hide machines such as wireless communicators in the shelves of glasses, resulting in the probe of the invigilator missing inspection.

5. Watches: Some watches have built-in navigation, calling, video recording and other functions, some watches are smart watches, and some candidates may cheat by wearing them.

6. Headphones: In order to receive more accurate answers, candidates may wear headphones and pay special attention when using metal detectors.

7. Other items: Other metal items that may be used by candidates to cheat, such as laptops, mobile phones, cheat sheets, pencil lead, foot answering machines, etc. You also need the invigilator to check it specially.

Invigilators should also pay attention to the behavior and reaction of candidates when conducting metal detection, check in time when finding abnormal situations, take photos and leave certificates to ensure the safety of the examination room and the fairness of the examination. At the same time, invigilators should be familiar with the use method and operation process of metal detectors, and require drills and simulation operations before the exam.