Telerik School Academy

( 2010)Doncho Minkov

Telerik Corporation

www.telerik.com

http://schoolacademy.telerik.com

HDMI ?Hard Disc Micro InterfaceHyper Dynamic Multimedia Interface High Definition Multimedia InterfaceHigh Definition Micro InterfaceHDD Multi InterfaceHyper-threading DMI3

High-Definition Multimedia Interface : / , ;HDMI :http://bg.wikipedia.org/wiki/HDMI4

, , ? (HDD)Floppy DVD (RAM)USB Flash Drive5 (RAM) RAM == Random Access Memory / :Wikipedia RAM6 , ():CRTTFTLCDTCPOLEDPDP7

7 TCP , CRT Cathode-Ray Tube ( )TFT Thin-Film Transistor ()LCD Liquid Crystal Display ( )OLED Organic Light Emitting Diode ()PDP Plasma Display Panel ():http://tiny.cc/Monitors-bg88

, :ACPIBIOSCMOSNTLDRRAIDOSAmerican Megatrends (AMI)10

BIOS Basic Input/Output System ( - )BIOS- (flashing):http://en.wikipedia.org/wiki/BIOS11 Device driversOS kernelBIOSDevice firmwareRDBMSBoot loaderHypervisor12 () RDBMS ( ) , :http://en.wikipedia.org/wiki/Computer_software13 Linux -SlackwareFedoraMandrivaUbuntuOpenSUSEGentooDebian14

14Slackware - Linux 16 1993 Debian 16 1993:http://en.wikipedia.org/wiki/Linux_distributionhttp://en.wikipedia.org/wiki/Slackware1515 , , ,

Firewall? , ,

17Firewall ( ) e , , ICQ, Skype, e-mail, packet-level, application-level, stateful filerhttp://en.wikipedia.org/wiki/Firewall_(computing)18 RAM, Windows XP Media Center Edition 32- ?2GB512MB8GB4GB16GB 1919 32- 4 GB RAMMicrosoft Windows XP 32- 64- Media Center (32-bit) 4GB RAM:http://en.wikipedia.org/wiki/Windows_XPhttp://bit.ly/4AvWsO 2020 , ,

: 627(16) / 15(10) = ?(2) 110100110011001111010110011010110110110101011001011

22

:627(16)=(6*162)+(2*161)+(7*160)=1536+32+7=1575(10)1575:15=105105:2=52|1 ; 52:2=26|0 ; 26:2=13|0 ; 13:2=6|1 ; 6:2=3|0 ; 3:2=1|1 ; 1:2=0|1 => - 1101001 627(16) : 15(10) = 1101001(2):http://en.wikipedia.org/wiki/Numeral_system23 , , , ,

"" (cluster) ? , , "" 2525 512- , 512- 1 4 KB 8 :http://en.wikipedia.org/wiki/Data_cluster26 FAT?Frequency and TimingFile Allocation TableFile Access TerminalFormat Access TechnologyFile Account Transfer 27

27FAT File Allocation Table, -, (.. ):http://en.wikipedia.org/wiki/File_Allocation_Tablehttp://en.wikipedia.org/wiki/File_system2828 ?Mac OS XWindowsMS DOSiOSLinuxAndroidCentOS29

MS DOSMicrosoft Disk Operating System:Wikipedia MS DOS30

, , , , , , ,

? HTMLIDESCM repository32

(software development tools) , IDE, , , SCM , , bug tracker, , build tool, obfuscator, continuous integration tool, HTML , :http://en.wikipedia.org/wiki/Programming_tool33 ,

? - Run-length encoding(RLE) -

3535 (vector quantization VQ) VQ :http://tiny.cc/vq-compressionhttp://bit.ly/hZEBaM3636 (2) - bzip2 (.bz2) ( - ) Run-length encoding(RLE) {, } - LZW, LZ77, LZ78 ( ZIP )3737 ?JPG7zBMPZIPRARWMVDOCX38Bitmap image (BMP) "map" "bit" ( ) :Wikipedia Bitmap39

, , , , , ,

ASCII? , 4141ASCII (American Standard Code for Information Interchange) ASCII ASCII 7 8 128 :http://en.wikipedia.org/wiki/ASCII42 UTF-8 ? ASCII UTF-8 1 4 Unicode e-mails 4343UTF-8 Unicode - 1 , - 2, 3 4 Unicode , , , :http://en.wikipedia.org/wiki/UTF-84444 , , ,

?PhotoshopCorelDrawGIMPMS PaintOGREArtweaverPaint.NET46

, OGRE OGRE : http://alternativeto.net/software/adobe-photoshop/http://www.freesoftware4all.co.uk/graphic_editors.htmhttp://www.neopets.com/~floryn62947 PNG ?256409665536 256 16,7 CMYK + (32-bit color)

4848PNG (Portable Network Graphics) 32-a RGBA :24- (16,7 )8- (alpha ) :http://bg.wikipedia.org/wiki/PNGhttp://en.wikipedia.org/wiki/Portable_Network_Graphics4949 , , , SQL

( 0, 1)

| 0 | 20 | 1 | 15 | 0 | 19 | 0 | 1851SELECT Name, Gender, Age FROM PeopleWHERE Gender = 0 and Age " + dict[key]);delete dict["key"]; // Delete a keyalert(dict.length); // Get array length114 JavaScript :

? "true" "false" "1" 115var str = "Hello world!";var pattern = /Hello/g;var result = pattern.test(str);document.write("Returned value: " + result);115 JavaScript Perl :

"Hello" /g ( )

pattern.test(str) str pattern: http://goo.gl/ctuNc; http://goo.gl/QvhVF; http://goo.gl/iP6xc 116/pattern/modifiers/Hello/g116???????????http://schoolacademy.telerik.com