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Що входить до складу ядра операційної системи?

системні програми (служби)

❌

користувацькі програми

❌

динамічні бібліотеки підтримки програмного забезпечення

❌

драйвери роботи з апаратною частиною

✅

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Which

of the following choices best describes the function of the filter given below?

a lowpass filter

a bandpass filter

a bandstop filter

a highpass filter

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Which one of the following statements is true about the indifference curves for two goods that are close but not perfect substitutes?

The marginal rate of substitution is negative.

❌

The indifference curves are L-shaped.

❌

The marginal rate of substitution is constant.

❌

The indifference curves are negatively-sloped straight lines.

❌

The marginal rate of substitution decreases as more of the good measured on the x-axis and less of the good measured on the y-axis are consumed.

✅

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Let MUx and MUy stand for the marginal utility of goods X and Y, respectively. Let Px and Py stand for the price of goods X and Y, respectively. Assume that for a given consumer MUx and MUy are equal to each other, and Px is greater than Py. In this case, the consumer is better off if he consumes

less of good X and more of good Y.

✅

more of good X and less of good Y.

❌

equal amount of goods X and Y.

❌

neither good X nor good Y.

A consumer's best affordable point occurs

at a corner on the budget line, with only one good consumed.

on the budget line.

at a point that cannot be determined.

outside the budget line.

inside the budget line.

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What can we say about the amount of each good a consumer is currently consuming?

It is only affected by price.

It affects the rate at which she is willing to trade.

None of the above.

❌

It is only affected by income.

It will NOT affect the marginal rate of substitution.

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Larry consumes only beer (B) and chips (C). If beer is measured on the vertical axis, the relative price of chips in terms of beer is all of the following except

P_C/P_B.

the real income in terms of beer.

the inverse of the relative price of beer in terms of chips.

equal to the opportunity cost of 1 bag of chips.

the magnitude of the slope of the budget line.

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Assume that a college student purchases only coffee and candy bars. If both coffee and candy bars are normal goods, what will the income effect associated with a decrease in the price of a candy bar result in?

None of the above.

❌

a decrease in the consumption of both candy bars and coffee

❌

a decrease in the consumption of candy bars, and an increase in the consumption of coffee

❌

an increase in the consumption of both candy bars and coffee

✅

an increase in the consumption of candy bars, and a decrease in the consumption of coffee

❌

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What does a market demand curve reflect?

how quantity demanded changes when the number of buyers changes

❌

the fact that the level of income is inversely related to quantity demanded

❌

how much all buyers are willing and able to buy at each possible price

✅

Noneof the above

❌

when the buyers are willing to buy the most

❌

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Total utility equals

the marginal utility of the last unit consumed multiplied by the total number of units consumed.

the marginal utility of the last unit divided by price.

the sum of the marginal utilities of each unit consumed.

the area below the demand curve but above the market price.

the slope of the marginal utility curve.

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