Computers Flashcards

1
Q

refers to an electronic device that accepts data and instructions

A

Computer

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2
Q

Characteristics and Capabilities of Computer according to

A

Dinesh Thakur

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3
Q

Characteristics and Capabilities of Computer according to Dinesh Thakur

A
  1. Speed
  2. Accuracy
  3. Diligence
  4. Versatility
  5. Power of Remembering
  6. No IQ (Intelligence Quotient)
  7. No Feelings
  8. Storage
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4
Q

Enumerate the Manual-Mechanical Devices

A

Abacus

Napier’s Bone

Oughtred’s Slide Rule

Pascaline Calculator

Leibniz Calculator

Babbage Difference and Analytical Engines

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5
Q

operated manually by the user.

A

Manual-Mechanical Devices

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6
Q
  • counting frame
  • first man-made computing device.
A

Abacus

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7
Q

calculating products and quotient

A

Napier’s Bone

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8
Q
  • Mechanical analog computer consists of movable bars with a precise scale
A

Oughtred’s Slide Rule

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9
Q

Oughtred’s Slide Rule invented by?

A

William Oughtred

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10
Q
  • Also called adding machine.
  • first mechanical calculating device that uses cogged wheels that can be used to add and subtract two numbers
A

Pascaline Calculator

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11
Q

Pascaline calculator invented by?

A

Blaise Pascal

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12
Q
  • improved Pascaline which could multiply and divide
A

Leibniz Calculator

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13
Q

Leibniz calculator by?

A

Gottfried Leibniz

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14
Q
  • Embodied most of the design of modern computers
A

Babbage Difference and Analytical Engines

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15
Q

Invented by Charles Babbage

A

Babbage Difference and Analytical Engines

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16
Q
  • Invented by Gottfried Leibniz
A

Leibniz Calculator

17
Q
  • Invented by Blaise Pascal
A

Pascaline Calculator

18
Q
  • invented by William Oughtred.
A

Oughtred’s Slide Rule

19
Q

refer to mechanical devices powered by Electronic motor and use switches and relays.

A

Electro-Mechanical Devices

20
Q

first used of punched cards to store data

A

Hollerith Card

21
Q

Hollerith Card by?

A

Herman

22
Q
  • developed by Herman
A

Hollerith Card

23
Q
  • It uses the concept of punched card
A

Automatic Weaving Loom

24
Q
  • invented by Joseph Marie Jacquard
A

Automatic Weaving Loom

25
Q

Automatic Weaving Loom by?

A

Joseph Marie Jacquard

26
Q
  • The first general-purpose electro-mechanical computer
A

Automatic Sequence Controlled Calculator (MARK 1)

27
Q

invented by Howard H. Aiken

A

Automatic Sequence Controlled Calculator (MARK 1)

28
Q

Automatic Sequence Controlled Calculator (MARK 1) by?

A

Howard H. Aiken