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jeka57 [31]
2 years ago
11

A bunch of computer scientists take over an island and start their own country. They want the license plates to use binary numbe

rs. There's space for 7 digits on each license plate and the first plate starts at 000000000000000000000.
How many unique license plates can their country support? Answer in decimal:
Computers and Technology
1 answer:
Thepotemich [5.8K]2 years ago
5 0

Answer:

  • <em>Their country can support </em><u><em>   128   </em></u><em>unique license plates</em>

Explanation:

Since there is space for<em> 7 digits </em>on each <em>license plate</em>, the first plate starts at <em>0000000 </em>(seven 0).

<em>Binary numbers</em> contain only the digits 0 and 1.

Thus, there are only two possibilities for each digit.

Using the multiplication counting principle, the number of total different binary numbers, with seven digits is 2 multiplied seven times:

  • 2 × 2 × 2 × 2 × 2 × 2 × 2 = 2⁷ = 128 ← answer
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Which of the following commands uses correct syntax for matching the patterns bunk or bank at the end of a line of text?
Alika [10]

Answer:

a. grep 'b[au]nk$' myLine

Explanation:

grep is a command used for searching a specified pattern in a given text.

Our goal is to match the character sequence - bank or bunk at the end of line in a  given line referenced by myLine.

The regular expression for the specified match criterion is:

b[au]nk$

The second character can be either a or u.

$ indicates match at end of line.

So the overall grep command is :

grep 'b[au]nk$' myLine

8 0
2 years ago
Peter took a selfie in his room. He was a wearing a light blue shirt. But he failed to realize that that shirt would clash in co
Leto [7]

Answer:

A wand tool is to do that in an editing software.

7 0
2 years ago
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An automobile battery, when connected to a car radio, provides 12.5 V to the radio. When connected to a set of headlights, it pr
ladessa [460]
Base on the question, and in my further computation, the possible answers would be the following and I hope you are satisfied with my answer and feel free to ask for more.

- If you want to determine the Thevenin equivalent voltage and resistance without overloading the battery, then apply some known resistance 

<span><span>RL</span><span>RL</span></span> and measure the output voltage as <span><span>VL</span><span>VL</span></span>. Measure the voltage without a load as <span><span>V<span>OC</span></span><span>V<span>OC</span></span></span>. The voltage divider equation tells us that

<span><span><span>VL</span>=<span>V<span>OC</span></span><span><span>RL</span><span><span>R<span>TH</span></span>×<span>RL</span></span></span></span><span><span>VL</span>=<span>V<span>OC</span></span><span><span>RL</span><span><span>R<span>TH</span></span>×<span>RL</span></span></span></span></span>

Solve for <span><span>R<span>TH</span></span><span>R<span>TH</span></span></span>, and you know that <span><span><span>V<span>TH</span></span>=<span>V<span>OC</span></span></span><span><span>V<span>TH</span></span>=<span>V<span>OC</span></span></span></span>.

6 0
2 years ago
Select the correct answer. Andy wants to become a multimedia producer. Which degree can help him achieve this goal? A. bachelor’
tatuchka [14]

Answer:

C. bachelor’s degree in filmmaking

Explanation:

Because Andy wants to become a multimedia producer, the degree that would best help him achieve his goal is a bachelor's degree in filmmaking.

Multimedia has to do with both audio, video and graphics or animations because it encompasses multiple media files.

Filmmaking has to do with the various forms of making and producing films. Filmmaking has to do with multiple media (multimedia) and it would help him achieve his goal.

7 0
1 year ago
Suppose that cells B1 through B100 of an Excel spreadsheet contain the quantity of units ordered on each of 100 different days.
11111nata11111 [884]

Answer:

The "a" Option is correct.

Explanation:

The "COUNTIF" function counts every cell that, given a condition (value), suits into it. As you want to know the number of cells that contain a value of at least 50, the condition must be properly written to get the correct answer. Unless it is a cell value (e.g. B3), the condition must always be written with quotes (""). So, the options b and c are automatically discarded.

The d option appears to be correct, but it's not. If the condition is written ">50", the function will count every cell with a value above 50. But we're searching values at least (including) 50. So the correct answer is the a option.

7 0
2 years ago
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