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Evolution of five phones (brick, flip, slider, touchscreen, modern) with colorful app icons and signal waves
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TechnologyMedium

Smartphones: The Mobile Revolution

Steve Jobs unveiled the iPhone on January 9, 2007, and in 2024 Huawei released the Mate XT, the first smartphone to fold in three parts. Test 20 years of the technology race.

20

Questions

3

Minutes

Tip: Use keys 1-4 to answer quickly

The 20 quiz questions

Question 1 : In what year was the first iPhone commercialized?

Possible answers:

  • 2005
  • 2007
  • 2009
  • 2010

Explanation: The first iPhone was presented by Steve Jobs on January 9, 2007 and commercialized on June 29, 2007, revolutionizing the smartphone industry.

Question 2 : Which company developed the Android operating system?

Possible answers:

  • Facebook
  • Google
  • Samsung
  • Microsoft

Explanation: Android was created by Android Inc. in 2003, then acquired by Google in 2005. The first commercial version was released in 2008.

Question 3 : What was Nokia's mobile operating system before Windows Phone?

Possible answers:

  • MeeGo
  • Symbian
  • Bada
  • webOS

Explanation: Symbian was the dominant operating system for Nokia smartphones in the 2000s. It was abandoned after the Nokia-Microsoft partnership in 2011.

Question 4 : What is the name of Apple's voice assistant?

Possible answers:

  • Cortana
  • Alexa
  • Google Assistant
  • Siri

Explanation: Siri was introduced with the iPhone 4S in 2011. It was one of the first mainstream voice assistants integrated into a smartphone.

Question 5 : Which Korean manufacturer is the largest seller of Android smartphones?

Possible answers:

  • Xiaomi
  • LG
  • Huawei
  • Samsung

Explanation: Samsung has been the global leader in Android smartphone sales for over a decade, with its Galaxy S and Galaxy A lineup.

Question 6 : Which Chinese manufacturer became a major player in foldable smartphones in 2024 with its triple-screen Mate XT?

Possible answers:

  • Huawei
  • Xiaomi
  • Oppo
  • Honor

Explanation: Huawei launched the Mate XT in 2024, the first smartphone to fold in 3 parts to become a 10-inch mini-tablet. Technical innovation despite US sanctions that have deprived the brand of Google Mobile Services since 2019.

Question 7 : Which smartphone was the first to integrate an under-display fingerprint reader?

Possible answers:

  • OnePlus 6T
  • Vivo X20 Plus UD
  • Samsung Galaxy S9
  • Huawei Mate 20 Pro

Explanation: The Vivo X20 Plus UD, launched in January 2018, was the first commercial smartphone to integrate a fingerprint reader under the OLED display.

Question 8 : Which fast charging technology pioneered the slogan "A day's power in 15 minutes"?

Possible answers:

  • Quick Charge (Qualcomm)
  • Warp Charge (OnePlus)
  • VOOC (Oppo)
  • SuperCharge (Huawei)

Explanation: VOOC (Voltage Open Loop Multi-step Constant-Current Charging) by Oppo, launched in 2014, revolutionized fast charging with its low voltage/high amperage approach.

Question 9 : How many megapixels did the first iPhone camera have in 2007?

Possible answers:

  • 1 MP
  • 2 MP
  • 3 MP
  • 5 MP

Explanation: The first iPhone had only a 2 megapixel camera, without flash, autofocus, or video recording capability.

Question 10 : What was the name of the first foldable smartphone commercialized by Samsung in 2019?

Possible answers:

  • Galaxy Flex
  • Galaxy Fold
  • Galaxy Bend
  • Galaxy Z Flip

Explanation: The Samsung Galaxy Fold, launched in September 2019, was Samsung's first foldable smartphone, opening a new era for smartphones.

Question 11 : Which Apple device revolutionized the smartphone industry in 2007?

Possible answers:

  • iMac
  • iPod
  • iPad
  • iPhone

Explanation: The iPhone, unveiled by Steve Jobs on January 9, 2007, revolutionized the mobile industry with its touchscreen and intuitive interface. It created the modern smartphone market.

Question 12 : Which Chinese brand launched the first smartphone with a 108 megapixel camera?

Possible answers:

  • Oppo
  • Huawei
  • Vivo
  • Xiaomi

Explanation: Xiaomi launched the Mi Note 10 in November 2019, equipped with the Samsung ISOCELL Bright HMX 108 megapixel sensor, a world first.

Question 13 : Which mobile operating system was used by Research In Motion (RIM) physical keyboard smartphones?

Possible answers:

  • Symbian
  • Windows Mobile
  • BlackBerry OS
  • Palm OS

Explanation: BlackBerry OS was Research In Motion's (RIM) proprietary operating system for BlackBerry smartphones, famous for its physical keyboard and secure messaging services.

Question 14 : What term describes the cutout in the screen that houses the front camera, popularized by the iPhone X?

Possible answers:

  • Notch
  • Bezel
  • Punch-hole
  • Chin

Explanation: The "notch" is the cutout at the top of the screen containing Face ID sensors and the front camera, introduced by the iPhone X in 2017.

Question 15 : Which technology allows smartphones to communicate at close range for contactless payments?

Possible answers:

  • WiFi Direct
  • Bluetooth
  • RFID
  • NFC

Explanation: NFC (Near Field Communication) enables short-range wireless communication (a few centimeters), used for mobile payments like Apple Pay or Google Pay.

Question 16 : Which processor manufacturer powers most high-end Android smartphones with its Snapdragon series?

Possible answers:

  • Samsung Exynos
  • MediaTek
  • Qualcomm
  • Intel

Explanation: Qualcomm, with its Snapdragon series, powers most premium Android smartphones. The Snapdragon 8 Gen chips are the most powerful in the Android market.

Question 17 : Which mobile network generation promises speeds up to 100 times faster than 4G?

Possible answers:

  • 5G
  • 6G
  • 4G+
  • Wi-Fi 6

Explanation: 5G offers theoretical speeds up to 10 Gbps, reduced latency, and enables massive IoT connectivity.

Question 18 : Which screen type uses organic diodes that emit their own light, offering perfect blacks?

Possible answers:

  • OLED
  • LCD
  • IPS
  • E-Ink

Explanation: OLED (Organic Light-Emitting Diode) screens don't need backlighting. Each pixel produces its own light, enabling absolute blacks and infinite contrast.

Question 19 : Which ultra-resistant glass made by Corning protects most smartphone screens?

Possible answers:

  • Gorilla Glass
  • Sapphire Glass
  • Dragontrail
  • Ceramic Shield

Explanation: Gorilla Glass, launched in 2007, is used in most premium smartphones. It resists scratches and drops thanks to chemical tempering.

Question 20 : What is the name of the wireless charging standard used by most smartphones?

Possible answers:

  • Qi
  • Powermat
  • MagSafe
  • AirPower

Explanation: The Qi standard (pronounced "chee"), developed by the Wireless Power Consortium, has been adopted by Apple, Samsung, and most manufacturers since 2015.

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