Informatika va axborot texnologiyalari fanidan olimpiada maktab bosqichi test




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Informatika va axborot texnologiyalari fanidan olimpiada maktab bosqichi test.

  • qism: Har bir topshiriq 0,9 balldan baholanadi




  • Informatika faniga qachon va qayerda asos solingan?

A) XX asrning 40-yillarida B) XX asrning 60-yillarida
C) XX asrning 50-yillarida D) XX asrning 70-yillarida



  • Shifrlash usullari bilan shug‘ullanuvchi maxsus ilmiy yo‘nalishga nima deyiladi?

A) Kriptografiya B) Kriptovalyuta C) Kibernetika D) Informatika



  • ASCII so‘zining kengaytmasi qaysi qatorda berilgan.

  • American Standard Code for International Interchange

  • American Standard Code for Information Internet

  • American Standard Code for International Internet

  • American Standard Code for Information Interchange




  • Skanerlarning nechta turi mavjud?

A) 2 B) 1 C) 3 D) 4



  • Qat’iy probelni yozish uchun qaysi tugmachalar kombinatsiyasi ishlatiladi?

A) Ctrl+Shift+probel B) Ctrl+Alt+probel C) Ctrl+probel D) Shift+probel



  • Uzun tireni yozish uchun qaysi tugmachalar kombinatsiyasi ishlatiladi?­­

A) Ctrl+Shift+- B) Ctrl+Alt+- C) Ctrl+- D) Shift+-



  • MS Word dasturida abzasni belgilash uchun qaysi amaldan foydalaniladi?

  • Sichqonchaning chap tugmasi 1 marta bosiladi

  • Sichqonchaning chap tugmasi 2 marta bosiladi

  • Sichqonchaning chap tugmasi 3 marta bosiladi

  • Sichqonchaning o‘ng tugmasi 1 marta bosiladi




  • Sodda animatsiyadan iborat rasm qanday kengaytma bilan saqlanadi?

A) GIF B) JPG C) BMP D) PNG



  • 1 dyum necha punktga teng?

A) 72 B) 12 C) 30 D) 25



  • MS Word dasturida hujjatning 10-betidan 15-betigacha qismini chop etish uchun chop etish oynasiga kiritilishi kerak bo‘lgan qatorni toping.

A) 10..15 B) 10, 15 C) 10-15 D) 10...15



  • qism: Har bir topshiriq 1,5 balldan baholanadi




  • Informatika fanining o‘tmishdoshi hozirgi kunda nima deb ataladi?

A) Dokumentalistika B) Computer science C) IT D) Kriptografiya



  • Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang. print(3 in [1, 2, 3, 4, 5])



A) False B) True C) dasturda xatolik mavjud D) 1



  • Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang(qo‘shtirnoqlarsiz).

S = [['him', 'sell'], [90, 28, 43]] print(S[0][1][1])


A) “h” B) “90” C) “i” D) “e”



  • Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang(qo‘shtirnoqlarsiz).

print(‘informatika’[5:999])


A) “rmatika” B) “matika” C) dasturda xatolik mavjud D) “atika”



  • Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang.

def r(q):
return q * 2 def s(q):
return q * 3 x = 7
x = r(x)
x = s(x)
x = r(x) print(x)


A) 84 B) 7 C) 63 D) 126



  • A=rost, B=yolg‘on, C=rost, D=yolg‘on bo‘lsa, quyidagi mantiqiy ifoda natijasini aniqlang. (A and B or C and D) and (A or B)

A) rost B) yolg‘on C) aniqlab bo‘lmaydi D) ifodada xatolik mavjud



  • 5₁₀ soniga qoldiqsiz bo‘linadigan sonlar berilgan qatorni toping.

A) 123454321₆, 11223344₆ B) 23452345₆, 141414141₆
C) 123123123₆, 11223344₆ D) 123454321₆, 141414141₆



  • MS Excel dasturida A3:B3 katakchalar bloki quyidagicha to‘ldirilgan bo‘lsa, C4 katakchada hosil bo‘ladigan sonni toping.




A) 9 B) 12 C) 39 D) 0



  • MS Excel dasturida belgilangan C4:D6 bloki nechta katakni o‘z ichiga oladi? A) 4 B) 6 C) 8 D) 10




  • Quyidagi rostlik jadvalga mos mantiqiy formulani toping.



A

B

C

Natija

0

0

0

0

0

0

1

0

0

1

0

0

0

1

1

0

1

0

0

0

1

0

1

1

1

1

0

1

1

1

1

1




  • A and B and C or not A and B and C or A and not B and C

  • not A and B and C or A and not B and C or A and B and not C

  • A and not B and C or A and B and C or A and B and not C

  • not A and not B and not C or A and B and C or A and B and not C




  • qism: Har bir topshiriq 2,6 balldan baholanadi




  • MS Excel dasturida katakka noto‘g‘ri oraliqda qiymat kiritilganda qaysi xatolik sodir bo‘ladi?




  • MS Excel dasturida E14 katakka yozilgan “=B$6” formulaning H28 katakdagi nusxasini aniqlang.




  • Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang.

a = ['foo‘, 'bar', 'baz', 'qux', 'corge'] while a:
if len(a) < 3: break
print(a.pop())
print('Done.')

  • Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang.

for i in [1, 2, 3, 4][::-1]:
print(i, end='-')



  • Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang.

import random T = 1000000
s = 0
for t in range(T):
a = random.randint(1, 100)


b = random.randint(1, 100) if (a * b) % 2 == 1:
s += 1
print('%.2f' % (s / T))

  • Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang.

def f(n):
if n <= 2: return 1
return 3 * f(n - 1) - f(n - 2) print(f(8))



  • Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang.

s = 0
for i in range(4, 257, 9):
s += i print(s)

  • Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang.

s = 0
for i in range(11):
for j in range(11):
s += (i & j) print(s)



  • Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang.

s = 0
for i in range(1, 11):
for j in range(1, 11): s += (i // j)
print(s)

  • Python dasturlash tilida berilgan quyidagi dastur natijasini aniqlang.

print([1, 2] *p 3)
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Informatika va axborot texnologiyalari fanidan olimpiada maktab bosqichi test

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