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Internet - Doi dieu can biet

Internet - Doi dieu can biet - Ban co dau.
Internet - Doi dieu can biet - Ban khong dau.

Vi vu tren Net hang gio moi ngay lam viec cung nhu giai tri, nhung thuc su ban da hieu Internet den muc nao? Da bao gio ban thac mac tai sao Internet sinh ra, o dau, va do ai tao nen? Thuc su “mang toan cau” lon den muc do nao? Bao nhieu nguoi dang dung Net nhu ban?

Nhung cau hoi, dap sau day se giup ban hieu ro hon ve mang toan cau - Internet.

Internet - Doi dieu can biet.

Internet - Doi dieu can biet (phan 1)

1. Ai sang tao ra cum tu “Word Wide Web”?

World Wide Web, cum tu viet tat www. luon di kem voi dia chi website duoc sang tao boi Tim Berners-Lee, vao nam 1990.

2. Internet da ra doi nhu the nao, va tai sao?

Khoi nguon cua Internet la cac may tinh IBM dung chung vao nhung nam 1960 tai cac truong dai hoc nhu Dartmouth va Berkeley, Mi. May tinh thoi do van con la cua hiem, va nhieu sinh vien/giao su phai dung chung mot chiec. Ve tinh dau tien cua loai nguoi, Spunik cung “dong gop” vao viec ra doi Internet - ngay sau khi Lien Xo phong thanh cong ve tinh nam 1957, Tong thong Mi Eisenhower thanh lap ARPA nham thuc qua trinh phat trien mang may tinh va truyen thong.

3. Ai la nguoi sinh ra Internet?

Vai nguoi tham gia qua trinh hinh thanh Internet, va tat ca deu duoc coi la cha de cua mang toan cau nay. Tuy nhien, J.C.R. Licklider duoc coi la nguoi khai sinh khai niem mang toan cau, voi khai niem “Mang Thien Ha” (Galatic Network) duoc cong bo nam 1962. Ong cung tham gia vao qua trinh kien thiet mang ARPANET, tien than cua Internet ngay nay.

4. ARPANET la gi?

ARPANET - “Advance Research Project Agency Network”, tam dich “Mang nghien cuu co quan voi cac du an cap cao” - ra doi nho cuoc Chien tranh Lanh va su kien phong Spunik. Bo Quoc phong Mi can co cach giao tiep va chia se du lieu giua cac may tinh trong qua trinh nghien cuu va phat trien, va cung la cach thuan tien nhat de giu lien lac trong truong hop bi tan cong bang … bom hat nhan - kich ban dien hinh cua Chien tranh Lanh!

Internet - Doi dieu can biet (phan 2)

5. Ethernet la gi?

La mot phuong thuc giao tiep giua cac may tinh trong mang, bat nguon tu y tuong cua Bob Metcalfe, tai Dai hoc Havard.

6. Chuot may tinh dau tien xuat hien khi nao?

Ban co the luot web bang ban phim, nhung se khong the thoai mai va thuan tien nhu khi dung chuot. Chu chuot may tinh dau tien duoc ra mat nam 1968 tai Hoi cho Fall Joint, San Fransico, Mi.

7. Ai nghi ra cum tu “sieu xa lo thong tin”?

Nam June Paik la nguoi dau tien su dung cum tu “sieu xa lo thong tin” vao nam 1974. Tuy nhien, Al Gore, Pho Tong thong Mi hien nay la nguoi pho bien, dong nghia hoa “sieu xa lo thong tin” voi Internet vao dau nhung nam 1990.

8. Internet thuc su bung no vao luc nao?

Dau nhung nam 1990, Internet thuc su phat trien manh me, mang hinh dang nhu ngay nay ke tu nam 1993.

9. Internet phat trien nhanh den muc nao?

Rat nhanh! Radio mat 38 nam de dat den con so 50 trieu nguoi dung, 13 nam cho Tivi, va chi 5 nam cho Internet. (CyberAtlas.com)

10. Con so cu the ve luong nguoi dung Internet hien tai?

35% nguoi dung Internet noi tieng Anh, 65% la ngon ngu khac voi 14% trong do noi tieng Trung. Chi chiem 13% dan so the gioi, nhung Bac Mi chiem den gan 70% luong nguoi dung Internet.

11. Quoc gia co ti le dan dung Internet cao nhat?

Khong phai Mi hay Duc, ma la Thuy Dien voi 75% dan so tiep can duoc voi mang toan cau.

12. The gioi mang lon den muc nao?

He thong lap chi muc cua bo may tim kiem Google cho biet con so trang mang (webpage) da dat den... 8 ti!

13. He thong danh muc website dau tien xuat hien khi nao?

Chinh la Google! Truoc do, Google co ten Backrub. Larry Page va Sergey Brin dung ten nay tu luc khai sinh dich vu tim kiem nam 1996, va chi doi sang Google nhu chung ta biet ngay nay vao nam 1998. Ban than chu Google la tu “noi lai” cua Googol, ten cua con so bao gom chu so 1 va 100 chu so 0 theo sau.

Internet - Doi dieu can biet (phan 3)

14. HTTP nghia la gi?

HyperText Transfer Protocol - tam dich “giao thuc truyen sieu van ban”. Do la ten cua giao thuc truyen du lieu qua mang, yeu cau co hai chuong trinh dau cuoi: may chu HTTP va may con. Day la giao thuc nen tang cho cac trang web ton tai.

15. ISP la gi?

Internet Service Provider - nha cung cap dich vu Internet.

16. HTML la gi?

Hypertext Markup Language - ngon ngu sieu van ban - la ten cua ngon ngu lap trinh tao nen cac trang web va chuyen qua mang voi giao thuc HTTP.

17. Mot nguoi dung Internet thong thuong lam nhung gi?

Theo Nielsen NetRatings, to chuc chuyen thong ke Internet, trung binh moi thang ban tham 59 dia chi mang khac nhau, xem 1050 trang, bo ra 45 giay cho moi trang web va trung binh 25 gio de thuc hien toan bo viec nay. Moi lan ngoi vao may luot web mat 51 phut.

Mang toan cau Internet, nhu ai do tung phat bieu, la “bat tu”. Internet chi moi buoc qua tuoi 30, lieu ban da bao gio tuong tuong Internet se ra sao trong 100 nam, 1000 nam toi? Thoi gian se tra loi…

Updated: 11/02/2008 | Views: 1871 | Comments: 0

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