9-sinf test Variant 1 1. O‘nlikdagi 211 sonini beshlikdagi yozuvidagi raqamlar ko‘paytmasini aniqlang. A) 5 B) 7 C) 3 D) 6
2. HTML dagi qaysi teg web-sahifa nomini aniqlaydi? А) В) C) D) <HEAD>
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<br /><b>3. 2; 5; 6; 7; 8; 10; 12; 13 sonlar ketma-ketligi berilgan. Agar А=«Ketma-ketlikdagi juft sonlar yig‘indisi toq sonlar yig‘indisidan kichik», В=«Ketma-ketlikdagi toq sonlar soni juft sonlar sonidan ko‘p», C=«Ketma-ketlikdagi juft raqamlar yig‘indisi toq raqamlar yig‘indisidan kichik» mulohazalar berilgan bo‘lsa, A(СB) ifodaning qiymatini toping.</b>
<br />A) Yolg‘on B) Rost C) Ifodada xato bor D) Ba’zi mulohazalarning qiymatini aniqlab bo‘lmaydi
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<br /><b>4. Word turidagi x o‘zgaruvchining qiymatlari toq bo‘lsin. x ning qaysi 3, 5, 7, 11 qiymatlari juftligi uchun S o‘zgaruvchining qiymatlari quyidagi dastur lavhasi bajarilgandan keyin teng bo‘lishini aniqlang:</b>
<br /><b><span id='S:=0;_For_n:=1_to_10_do_S:=S+x_mod_n;_A)_to‘g‘ri_javob_yo‘q_B)_3_va_11;_5_va_7_C)_3_va_5;_7_va_11_D)_3_va_7;_5_va_11___5._A__B__'>S:=0; For n:=1 to 10 do S:=S+x mod n;</span></b>
<br />A) to‘g‘ri javob yo‘q B) 3 va 11; 5 va 7 C) 3 va 5; 7 va 11 D) 3 va 7; 5 va 11
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<br /><b>5. A B </b> A ifodaga teng kuchli mantiqiy ifodani aniqlang.
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<br />A) A B
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<br />B) A C) A B
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<br />D) To`g`ri javob yo`q
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<br />6. Internetga asos bo‘lgan tarmoq nomi – ….
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<br />A) lokalnet
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<br />B) globalnet
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<br />C) <a href="/arpanet-haqida-tushuncha-arpanet-tarixi-arpanet-yaratilishi.html">arpanet
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<br />D) servernet
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