Which computing pioneer designed the Tabulating Machine, which used punched cards to compile statistics for the 1890 United States Census? MCQ with Answer and Explanation

Question
Which computing pioneer designed the Tabulating Machine, which used punched cards to compile statistics for the 1890 United States Census?
A. Lady Ada Lovelace
B. Herman Hollerith
C. Gottfried Leibniz
D. Charles Babbage
Answer: Option B
Solution (By JKSSB Mock Tests)
Herman Hollerith invented the electromechanical punched card tabulator, founding a company that eventually merged to form IBM.
This question belongs to: Computer Computer Fundamentals
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Practice More Computer Fundamentals Questions

Question #1
Which generation of computers used magnetic tape and disk storage?
A. All generations after first
B. Third
C. Second
D. First
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Correct Answer: Option A

Explanation:
Magnetic tape and disks were used from second generation onward, but first used drum and core.
This question belongs to: Computer Computer Fundamentals
Question #2
What is the main feature of analog computers?
A. Process continuous data
B. High precision
C. Process discrete data
D. Use binary
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Correct Answer: Option A

Explanation:
Analog computers process continuous data, such as voltage or temperature, unlike digital computers.
This question belongs to: Computer Computer Fundamentals
Question #3
What is the main disadvantage of first-generation computers?
A. Large size and high power consumption
B. High cost
C. Lack of software
D. Low speed
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Correct Answer: Option A

Explanation:
First-generation computers were huge, consumed a lot of power, and generated excessive heat.
This question belongs to: Computer Computer Fundamentals
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