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Computer Merit Badge

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Computer Merit Badge Merit Badge College 9 Feb 2008 Requirement 1 - Online safety. Requirement 1 - Online safety. Kidnapping/Violence Safety Requirement 1 - Online ... – PowerPoint PPT presentation

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Title: Computer Merit Badge


1
Computer Merit Badge
  • Merit Badge College
  • 9 Feb 2008

2
Requirement 1 - Online safety.
Requirement 1 Discuss with your counselor the
tips for online safety.
3
Requirement 1 - Online safety.
  • Kidnapping/Violence Safety

Internet kidnap warning Financial Times - Jan 1,
2007 Parry Aftab, a children's advocate, told a
congressional commission that 3000 children were
kidnapped in the US last year because of online
messages posted ...
4
Requirement 1 - Online safety.
  • Financial Safety

Online fraud costs 2.4 billion a year
Identity Theft Victimizes Millions, Costs
Billions About 3.3 million American consumers
discovered within the last year that their
personal information had been used to open
fraudulent bank, credit card or utility accounts,
or to commit other crimes, according to the
Federal Trade Commission's first national survey
on identity theft. The commission, in a report
issued today, said these cases had collectively
cost businesses 32.9 billion and consumers 3.8
billion.
Identity Theft Costs More, Tech Less The
median actual dollar loss for identity theft
victims was 31,356. Identity theft may be far
more costly to victims than previously believed
5
Requirement 1 - Online safety.
  • Computer System Safety

Computer virus cost skyrockets The virus billed
as the world's fastest, most destructive computer
bug spread mutations Friday, frustrating computer
users and causing damage that could reach an
estimated 10 billion worldwide. It masquerades
as confirmation of a 326.92 "diamond special"
ordered for Mother's Day. If the...
Net search virus cost 90 million ABOUT 5,000
businesses have been affected by the MyDoom virus
which caused Google to crash this week. According
to mi2g, the British-based security firm, the
worldwide damage of the virus is estimated to
have cost between 85 million and 95 million.
6
Requirement 1 - Online safety.
  • Set and follow family computer rules
  • Keep use computer in family room
  • Protect your privacy email address, phone,
    address, school info, picture, passwords,
    financial info
  • Dont open emails/files from strangers
  • Something bad/suspicious tell parents
  • Never meet someone from online

7
Req. 2 History impact of computers
  • Requirement 2
  • How has the invention of the computer has
    affected society, science, and technology?
  • Give a brief history of computers.

8
Req. 2 History impact of computers
  • 300 BC Abacus
  • 1632 Slide Rule
  • 1617 Logarithms
  • 1642 Pascaline

http//www.computersciencelab.com/ComputerHistory/
History.htm
9
Req. 2 History impact of computers
  • 1801 - Jacquard Loom

10
Req. 2 History impact of computers
  • 1890 Hollerith machine

11
Req. 2 History impact of computers
  • 1944 - Mark I computer - Harvard/IBM. 1st
    programmable digital computer made in the U.S. 5
    tons, 500 miles of wire, 8 feet tall 51 feet
    long, ran non-stop for 15 years,

12
Req. 2 History impact of computers
13
Req. 2 History impact of computers
  • 1945 Eniac -20 by 40 foot room, weighed 30
    tons, and used more than 18,000 vacuum tubes

14
Req. 2 History impact of computers
  • 1959 IBM Stretch

15
Req. 2 History impact of computers
  • 1970s IBM Mainframes

16
Req. 2 History impact of computers
  • 1970s IBM Mainframes

17
Req. 2 History impact of computers
  • ?beads 300 BC
  • ?sticks 1600s
  • ?gears 1600s
  • ?punched cards 1800s
  • ?vacuum tube/relays 1940s
  • ?transistors 1960s
  • Integrated Circuits !!!

Pentium II - 42,000,000
18
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19
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20
Req. 2 History impact of computers
21
The number of transistors per integrated circuit
doubles about once every two years, while the
price of the chip remains the same.
In 1954, a transistor cost 5.52. By 2004, its
price tag was a billionth of a dollar.
22
Req. 4 How it works
23
Decimal Binary
4327 4 thousands 3 hundreds
2 tens 7 ones
One 64 one 1 64 1 65
24
Computer Speak
A ? 65 (ASCII) ? 01000001 (Binary) ?
25
Req. 4 How it works
26
Req. 4 How it works
27
Req. 4 How it works
Data Storage
28
Removable Data Storage
1972 - 8 80kB
1978 5.25 800kB
1987 3.25 1440kB
2000s 5,000,000,000 kb 3,500,000 floppies
29
Req. 5 Programs/Web
Requirement 5 Do the following a. Explain
what a program is and how it is developed. b.
Give three examples of programming languages, and
describe their uses. c. Name four software
packages you or your family could use, and
explain how you would use them. d. Discuss ways
you can help protect a computer from viruses and
how to keep secure information that has been
saved on a computer. e. Describe how computers
are linked to form the Internet and the World
Wide Web.
30
Req. 5 Programs/Web
A computer program is a set of instructions to
the computer also referred to as software.
31
Req. 5 Programs/Web
32
Req. 5 Programs/Web
Data Storage
33
Req. 5 Programs/Web
  • Programming Languages
  • BASIC educational/home
  • Visual BASIC Windows user software
  • Fortran engineering
  • COBOL business
  • Visual Foxpro / SQL Server - database
  • C / C / C - technical/math/anything
  • Visual C Windows C user software

34
Req. 5 Programs/Web
  • Software Packages
  • Word writing documents
  • Excel spreadsheets
  • Power Point presentations
  • Photoshop graphics
  • AutoCAD technical drawings
  • Cakewalk / Band in Box music recording
  • MathCAD math calculation

35
Req. 5 Programs/Web
  • Viruses - Software built to hurt your system
  • LoveLetter, Klez, Melissa, Magistr, Explorer.zip,
    Nimda, Benjamin, Code Red, Sircam
  • Dont open suspicious emails
  • Dont open any email attachments
  • Be careful with internet downloads
  • Use and regularly update virus protection
    software
  • Backup your files

36
Req. 5 Programs/Web
  • World Wide Web
  • url web address
  • Browser program to access web
  • Html hypertext markup language
  • Hyperlink a jump to another document

37
Req. 6 Use software
  • 6. Do THREE of the following
  • database - create a troop roster
  • spreadsheet - develop a food budget for a
    campout.
  • word processor - write a letter, use mail merge
  • graphics - draw a campsite plan
  • presentation - at least 10 slides.
  • Internet search engine, ideas about court of
    honor
  • digital camera - take a picture, put on pc, email
  • computer chip-based devices describe two
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