B is false, because once an e-mail is sent, the receiver can do what they wish with the contents of it (for example, screenshotting or taking a picture of it). There is no guarantee of privacy if you do not trust the recipient.
b. False
Answer: a) Changing DNS in phone settings affects the entire device, while browser settings only apply to that specific browser.
Explanation: since if u setting private dns from settings its apply to all apps but if u apply dns from the browser its only apply to the browser apps (sorry if its wrong rn)
b. system board
c. daughter board
d. mother board
Answer: TRUE
Explanation:
True
The disposal of computer components, such as electronic waste or "e-waste," can indeed be a source of toxic waste. This is because many electronic devices contain hazardous materials like lead, mercury, cadmium, and various toxic chemicals used in their manufacturing. When these components are not properly recycled or disposed of, they can release these toxins into the environment, posing a risk to human health and the ecosystem. As a result, responsible e-waste disposal and recycling practices are crucial to mitigate environmental and health hazards.