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Какой объём памяти компьютера займёт звуковой файл длительностью 10 секунд формата моно при глубине кодирования 8 битов и частоте дискретизации звукового сигнала 12000 изменений в секунду?
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Предмет:
Информатика -
Автор:
booker20 - 5 лет назад
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Ответы 0
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Решите пожалуйста тесты
EXAM TESTS 2
FOR THE 7th FORM
Specialized Classes
1. Choose the right article.
He has gone to … theatre to listen to … opera
a) a/the b) the/the c) the/an d) a/an
2. Put the verbs in the brackets into the correct form
We (write) tests at school yesterday.
a) write b) written c) wrote d) have written
3.John (play) football with his friends every Sunday.
a) plays b) played c) play d) has played
4. When mother (get)some money, she (buy) me a
New dress.
a) get/bought b) gets/will buy c) got/buys
d) got/ will buy
5. Find the right form of comparative degree
pretty, terrible.
a) prettyer, terribleer b) prettier, terribler
c) prettier, more terrible d) more prettier, more terrible
6. Olly, Syd and Millie are …
a) the symbols of millennium
b) the mascots of the Sydney Olympic games
c) the symbols of Australia
d) the mascots of the Sochi Olympic games
7. Express the same using one of the suitable
collective nouns.
A group of relatives is a…
a) army b) family c) class d) gavernment
8. Choose the suitable reply.
Meet my friend Sevinch.
a) How do you do?
b) I’m sorry, I’ve broken your plate
c) Nice to meet you d)He’s fine. Thank you
9. Choose the right pronoun to complete the sentence.
John introduced … new friend to … father.
a) his/ himself b) him/ his
c) his/ his d) himself/ him
10. Choose the right form of the verb.
What … the news.
a) - b) is c) are d)has
11. Fill in the sentence.
… is a country of lakes
a) England b) Wales c) Scotland
d) Northern Ireland
12. Change the verbs from Active into Passive.
Boys are playing football.
a) Football is played
b) Football were played
d) Football is being played
c) Football is plays
13.Find the end of the proverb.
Make hay…
a) in heaven b) cannot be undone
c) is quickly spent d) while the sun shines
14. Complete the sentence with a
suitable word
Betsy … the vase and it broke.
a) throw b) make c) dropped d) fall
15. Find the right form of the passive.
America… in 1492.
a)is discovered b) discovered
c) was discovered d) was being discovered
16. Complete the sentences.
The United Kingdom of Great Britain is divided into … parts.
a) 3 b) 4 c) 5 d)2
17.Toshqorg’on means a … of stone.
a) castle b) full c) field d) house
18. Complete the tag-questions.
She visited her granny, …?
a) did she b) doesn’t she c) didn’t she d) do you
19. His friend doesn’t know mathematics …?
20. Give at a name.
It is the main law of the state and consist of 6 section, 26 chapters and 128 article
21. Change the verbs from Active into Passive
We will light the candles .
22.Aaron is changing the tires on a car.
23. Merry mind bought a dirty fiddle.
24. Put the passive sentences in order.
seen/ the information/on a screen / can be
25. Complete the sentence.
Tashkent is called a … capital, and this epithet is originated not only in relation to climatic conditions, but also because the city is famous for its …, guests are granted a warm welcome in Uzbekistan.-
Предмет:
Английский язык -
Автор:
marcialsantiago - 5 лет назад
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Ответов:
1 -
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c(2a-2c)+a(3c-a)-2(a-c)в квадрате
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Предмет:
Математика -
Автор:
kalebbcv5 - 5 лет назад
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Ответов:
1 -
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найти x (1/125) ^0,2x+1=25
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Предмет:
Математика -
Автор:
phoebecotw - 5 лет назад
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Ответов:
1 -
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решите уравнение:0.8*(9+2x)=0.5*(2-3x)
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Предмет:
Математика -
Автор:
isaiah - 5 лет назад
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Ответов:
1 -
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