7 sinf darslik informatika

12. Berilgan sonlarni ayiring: 1010102-100112=?2

7-sinf informatika fanidan test

6. Axborot o‘lchov birliklari o‘sish tartibida berilgan qatorni toping.

7. 1 bod nimaga teng?

B) 1 bit / 1 sekund

D) 1bayt / 1 sekund

8. Informatikaga uzviy bog‘liq tushunchalar:

E) barchasi to‘g‘ri

9. «2 3» formallashtirilgan axborot manbai qaysi?

B) ikki karra uch

D) Uchta laganning har birida ikkitadan olma

E) barchasi to‘g‘ri

10. Sanoq sistemasi asosi deb … aytiladi.

A) 10 ta raqamga

D) sanoq sistemasidagi raqamlar soniga

E) B va D javoblar to‘g‘ri

11. O’tkazishni bajaring: 100010102=?10

12. Berilgan sonlarni ayiring: 1010102-100112=?2

13. Agar xizmatchilar hujjatlari 45 Mbayt bo‘lsa va har bir xizmatchiga 1 varaq (bir satrda 64 belgili 48 satr) ajratilgan bo‘lsa, u holda xizmatchilar soni:

14. Internetda ma’lumotlarni uzatish qoidalari … deb ataladi.

14. Ichma-ich joylashish tartibida ko‘rsating:

1. web-sahifa2. web-server3. web-sayt

15. Axborot deganda, umuman, … tushuniladi.

A) borliqning ongimizdagi aksi yoki ta’siri

B) televizordagi ko‘rsatuvlar

E) barcha eshitgan, o‘qigan va ko‘rganimiz

16. Web-sahifalarni ko‘rsatishni ta’minlovchi dasturlar qanday ataladi?

E) barchasi to‘g‘ri

17. Internet Explorer dasturi menyusiga kirmaydi:

18. Elektron pochta qutisiga ega bo‘lish uchun … .

b) maxsus web-saytlarga murojaat qiladi

d) Microsoft firmasiga murojaat qiladi

19. Kompyuterda virus qanday paydo bo‘lishi mumkin?

a) egiluvchan magnit diskdan o‘tishi mumkin

b) o‘yin dasturini ko‘chirganda

d) Internetda ishlaganda

e) barchasi to‘g‘ri

20. Birinchi virus qaysi yili topilgan?

21. Berilgan sonlarni ko‘paytiring: 110112*1012=? 2

22. O’tkazishni bajaring: 10101010102=? 10

23. Agar test varianti o‘rtacha 20 kilobayt (testning har bir betida 64 ta belgili 40 ta satr) hajmga ega bo‘lsa, testdagi betlar soni………ga teng.

24. Elektron pochta web-saytlardan … belgisi bilan farqlanadi.

25. Kompyuterdagi axborotlarni viruslardan himoyalash uchun … dasturlari qo‘llaniladi.

Do’stlaringiz bilan baham:

Ma’lumotlar bazasi mualliflik huquqi bilan himoyalangan ©hozir.org 2023
ma’muriyatiga murojaat qiling

ITOneUz/informatika-7-sinf

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