Informatika yozma ish. 11-sinf olimpiada I tur




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Informatika yozma ish. 11-sinf olimpiada I tur

1. Photoshop dasturi tarixi haqida ma’lumot bering.

2. Pascalda yozilgan quyidagi dasturda ekranga chiqadigan natijani aniqlang.

a:=9; b:=a+a; a:=a*a-b;

write(‘a=’,a); write(‘b=’,b);

3. Pascalda yozilgan quyidagi ifodani oddiy yozuv ko’rinishida yozing.

Pi*h*(sqr(r1)+sqr(r2)+r1*r2)/3.

4. Quyida trapetsiya yuzini hisoblash dasturi tartibsiz yozilgan. Operatorlarni mantiqan to’g’ri ketma-ketlikda joylashtiring.

P:=(a+b)/2; S:=p*h; program trapetsiya_yuzi; end.

Writeln(‘s=’,s); Readln(a,b,h); Begin var a,b,h:integer; P,S:real;

5. MS Excel 2010 dasturida A3:D8 diapozonida nechta yacheyka borligini aniqlang va uni chizma yordamida isbotlang.



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