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CSC 101 > Introduction To Computer Science > Flashcards

Introduction To Computer Science Flashcards

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1
Q

The abacus was created when??

A

3000 years ago

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2
Q

The pascaline was invented in the year??

A

1642

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3
Q

The step reckoner was created in the year??

A

1671

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4
Q

Jacquard’s loom was created in the year

A

1810

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5
Q

The analytical engine was created in what year??

A

1832

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6
Q

The table machine was created in what year

A

1890

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7
Q

Alan Turing worked on the colossus in what year

A

1943

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8
Q

The ENIAC was created in what year

A

1946

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9
Q

What was the duration for the first generation of computers

A

1951-1958

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10
Q

What was the duration for the second generation of computers

A

1959-1964

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11
Q

What was the duration for the third generation of computers

A

1965-1970

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12
Q

What was the duration of the forth generation of computers

A

1971- present

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13
Q

When will the fifth generation of computers start

A

Future

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14
Q

Who invented the pascaline

A

Blaise Pascal

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15
Q

Who invented the step reckoner

A

Gottfried Leibniz

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16
Q

Who invented jacquard loom

A

Joseph jacquard

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17
Q

Who invented the analytical engine

A

Charles babbage

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18
Q

Who invented the table machine

A

Herman Hollerith

19
Q

Who was the first programmer

A

Ada Augusta

20
Q

Who created the ENIAC

A

John mauchly and presper eckert

21
Q

First generation computers used…………..as circuits

A

Vacuum tubes

22
Q

Second generation computers used……………as circuits

A

Transistors

23
Q

Third generation computers used……………as circuits

A

IC (integrated circuits)

24
Q

Forth generation computers used………….as circuits

A

Microprocessor’s

25
Q

Who started using vacuum tubes as circuits in first generation computers

A

Conrad zuse

26
Q

Who invented IC’s ( integrated circuits)

A

Jack kilby

27
Q

Who invented microprocessor’s

A

Ted hoff

28
Q

What was the speed of the first generation of computers

A

Milliseconds
Thousands of operations per second

29
Q

What was the speed of the second generation of computers

A

Microseconds
Millions of operations per second

30
Q

What was the speed of the third generation of computers

A

Nanoseconds
Billions of operations per second

31
Q

What is speed of forth generation computers

A

Picoseconds
Trillions of operations per second

32
Q

What will be the speed of fifth generation computers

A

Gigaseconds
Quadrillions of operations per second

33
Q

What features will the fifth generation of computers have?

A

Artificial intelligence
Natural language: communicate with computer using everyday language
Parallel processing: ability to process millions of instructions simultaneously

34
Q

The macintosh was invented in what year

A

1984

35
Q

Who invented the macintosh

A

Steve jobs
Steve Wozniak

36
Q

What was the programming language of second generation computers

A

COBOL, Symbolic and fortran

37
Q

Who developed the transistors

A

William Shockley, Walter Brattain and John Bardeen

38
Q

Based on John von Neumann concept all computers process data based on four specific activities which are

A

Input data
Store data
Process data
Output data/results

39
Q

How many circuits per cubic foot did the first generation have??

A

6000

40
Q

How many circuits per cubic foot did the second generation computers have

A

100,000

41
Q

How many circuits per cubic foot did third generation computers have??

A

10 million

42
Q

How many circuits per cubic foot do the forth generation computers have

A

Over 500 billion

43
Q

…………. was the first computers to have graphical user interface

A

Macintosh

44
Q

……….. was the first programmable computer available for personal use

A

Macintosh

CSC 101 (4 decks)

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