Question
The unit of measurement of noise is –
Solution
The decibel (dB) is the unit used to measure the intensity of sound or noise level. It is given in terms of a logarithmic function of a ratio of power intensities. One decibel is one tenth of one bel, named in honor of Alexander Graham Bell who was the inventor of the telephone and phonograph.
Warm booting when a computer is restarted by pressing the combination of Which Key?
An attachment in an E-mail can be:
Digital photos
Documents
When sending an e-mail, the _____ line describes the contents of the message.
Which encryption algorithm is commonly used for securing email communication?
Which protocol is used for sending emails?
Which protocol is used to send emails over the internet?
Which folder contains Junk emails?
Which of the following in not valid about an email address?
Which of the following is a valid e-mail address?
What does the "@" symbol in an email signify?
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