Exam 8: Wireless Technology and Mobile Communication
3G systems promise to revolutionize wireless communication.
True
In the wireless industry, SAR is an abbreviation for ______.
B
Cell phones and other technologies have made it possible for information to be routed to you 24 hours a day, wherever you may be. Is this a good development? Why or why not?
The constant accessibility to information through cell phones and other technologies can be seen as both a good and a bad development. On one hand, it allows for greater convenience and flexibility in accessing important information and staying connected with others. This can be especially beneficial in emergency situations or for individuals who need to stay connected for work or personal reasons.
On the other hand, the constant influx of information can lead to feelings of overwhelm, stress, and burnout. It can be difficult to disconnect and take a break from the demands of constant connectivity, leading to negative impacts on mental health and overall well-being. Additionally, the blurring of boundaries between work and personal life can lead to a lack of work-life balance and increased feelings of pressure to always be available.
Ultimately, whether the constant accessibility to information is a good or bad development depends on how it is managed and balanced. It is important for individuals to set boundaries, prioritize self-care, and be mindful of their usage of technology in order to maintain a healthy relationship with constant connectivity. Additionally, employers and organizations should also be mindful of the potential negative impacts and strive to create a supportive and balanced work environment for their employees.
A direct link ______ been established between cell phone use and health effects.
An infrared laser can be used to relay information through the air.
In general, a WLAN is superior to a fiber-optic line in regard to security issues (e.g., the security of an information relay).
Fiber-optic lines are always the best communications channels for high speed informationrelays.
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