Question 1:
Who is credited with the invention of the first handheld mobile phone?
Explanation: Martin Cooper is credited with the invention of the first handheld mobile phone.
Question 2:
Which year was the first commercial mobile phone call made?
Explanation: The first commercial mobile phone call was made in 1973.
Question 3:
What is the technology used in modern mobile phones to transmit voice and data wirelessly?
Explanation: Modern mobile phones use cellular technology to transmit voice and data wirelessly.
Question 4:
Which company introduced the first commercially available mobile phone?
Explanation: Motorola introduced the first commercially available mobile phone.
Question 5:
What is the standard SIM card size used in most mobile phones?
Explanation: The standard SIM card size used in most mobile phones is Nano-SIM.
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