The Evolution of Cell Phones: From DynaTAC to Modern Devices

What year was the first commercial mobile phone, the DynaTAC, introduced?

• 1981

• 1983

• 1985

• 1987

Which technology marked the beginning of 2G networks?

• CDMA

• GSM

• LTE

• UMTS

What was a major feature of 2G networks?

• Internet browsing

• SMS

• Video calling

• App downloads

Which device revolutionized the smartphone market in 2007?

• Nokia N95

• iPhone

• Samsung Galaxy

• BlackBerry

What was a significant contribution of 3G technology to mobile phones?

• App stores

• Text messaging

• Foldable screens

• Bluetooth connectivity

Which company's rise was closely tied to the popularity of 4G networks?

• Apple

• BlackBerry

• Motorola

• Samsung

What feature became less popular as smartphones adopted capacitive touch screens?

• Slide-out keyboards

• Physical buttons

• Stylus pens

• QWERTY keyboards

What is a key feature of 5G technology?

• Decreased device compatibility

• Higher download speeds

• Reduced connectivity

• Lower data rates

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Which company introduced the first phone with a foldable display?

• Royal

• Motorola

• Apple

• Samsung

What future technology could change the way phones charge?

• Solar energy

• Kinetic energy

• Nuclear energy

• Biochemical energy

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