When were bar code scanners invented?
- A. 1940s
- B. 1950s
- C. 1960s
- D. 1970s
Correct Answer: D. 1970s
Similar Posts
Which airline is the world’s 3rd Biggest airline in terms of passenger seat capacity?
- A. American Airlines
- B. Delta Airlines
- C. Southwest Airline
- D. United Airlines
Correct Answer: C. Southwest Airline
In which country the Great Slave Lake is located?
- A. Italy
- B. Australia
- C. America
- D. Canada
Correct Answer: D. Canada
Great Slave Lake is the tenth-largest lake in the world. and the second-largest lake in the Northwest Territories of Canada, and the deepest lake in North America at 614 meters.
Heer Ranjha is a famous folk story of Punjab. What was the real name of Heer?
- A. Sethi
- B. Nadra Bibi
- C. Bag bhari
- D. Izzat Bibi
Correct Answer: D. Izzat Bibi
Who invented the World Wide Web?
- A. Karl Benz
- B. Chester Carlson
- C. Mary Anderson
- D. Tim Berners Lee
Correct Answer: D. Tim Berners Lee (1989)
What is called the middle part of the earth?
- A. Core
- B. Crust
- C. Mantle
- D. Molten
Correct Answer: C. Mantle
Mantle is the middle part/body of the earth bounded below by a core and above by a crust. Mantles are made of rock or ices mostly-solid bulk of Earth’s interior. The Mantle is about 1,802 miles (2,900 kilometers) thick and makes up a whopping 84% of Earth’s total volume
Who is the author of “India Wins Freedom”?
- A. I.H. Qureshi
- B. Munshi Lala gee
- C. Fazal Muqeem
- D. Maulana Abu-Kalam Azad
Correct Answer: D. Maulana Abu-Kalam Azad