Diskret tuzilmalardan 1-oraliq nazorat varianti




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Diskret tuzilmalardan 1-oraliq nazorat varianti
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1. А={1, а, 2, b, 3, c}, B={1, 2, 3}, C={a,b,c} to`plamlar berilgan. Quyidagilardan qaysi biri to`g`ri:
a) A⊆B∩С б) А⊆С∪В в) B⊆A\С г) С⊆B\A д) В⊆С∩А е) С⊆В∩А

A) а, б B) б, в C) г D) д, е E) г, е


2. Agar A –barcha to`g`ri to`rtburchaklar to`plami, B-romblar to`plami bo`lsa, u holda A ∩ B – qanday to`plam?
A) kvadratlar B) uchburchaklar C) ∅ D) romblar E) to`g`ri javob yo`q

3. А={1, 2} va В={3, 4} to`plamlarning Dekart ko`paytmasini toping.


A) {1, 2, 3, 4} B) {(1,2),(3,4)} C) {(1,3), (2,4)} D) {(1,3),(1,4),(2,3),(2,4)} E) {(3,1),(3,2),(4,1),(4,2)}
4. maxraji 50 ga teng nechta nomanfiy qisqarmaydigan to`g`ri kasr mavjud?
A) 60 B) 10 C) 20 D) 35 E) 56
5. yig`indi nimaga teng?
A) B) C) D) E)

6. Talaba 8 kunda 4 ta imtihonni topshirishi kerak. Kuniga bittadan ortiq imtihon topshirish mumkin bo`lmasa, u buni nechta ussulda bajarishi mumkin?


A) 860 B) 1680 C) 720 D) 32 E) 8!4!

7. To’plamni ro’yxat tarzida bering: A={12 soni 2 ga bo’linadi}


  1. {1,2,3,6} B) {12,14,36,…} C) {1,2,3,4,6,12} D) {1;12}



8. Quydagi to’plamlar berilgan bo’lsin А={1, 2} и В={3, 4}. Dekart ko’paytma A×B qaysi javobda berilgan

  1. {1, 2, 3, 4} B) {(1,3), (2,4)} C) {(1,3),(1,4),(2,3),(2,4)} D) {(3,1),(3,2),(4,1),(4,2)}



9. To’plamlarni dekart ko’paytmasidaА={1, 2} va В={a,b,c} munosabatlar aniqlangan.Qaysi munosabat inyektivlik funksiyasi f: A→B bo’ladi?
A) {(1,b),(2,a),(1,c)} B) {(1,a)} C) {(1,a), (2,a)} D) {(1,a),(2,c)} E) {(1,a),(2,b),(1,c),(2,c)}
10. Axborot texnologiyalari mutaxassisi har kuni Internetda 6 ta saytga kiradi. Agar saytlarga kirish tasodifiy hodisa bo`lsa, mutaxassis nechta usulda saytlarni kuzatadi.
А) 24 B) 120 C) 5! D) 50 E) 720


11. ni hisoblang.

A) 40320 B) 84440 C) 68020 D) 18050 E) 12046


12. Hisoblang.
A) 204 B) 1440 C) 260 D) 229 E) 250

13. (x+2)7 binom yoyilmasining 7-hadi oldidagi koeffitsiyentni toping.


A) 12 B) 10 C) 6 D) 7 E) 12

14. Tenglamani yeching.
A) 12 B) 10 C) 6 D) 7 E) 2



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Diskret tuzilmalardan 1-oraliq nazorat varianti

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