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Soloha48 [4]
3 years ago
11

Critical Thinking Questions Case 7-1 ​ You recently started working part-time in a retail store, and are learning about the read

ing devices your store uses. Your store uses a bar code reader to process items during checkout. What type of technology does the bar code reader use?
Computers and Technology
1 answer:
DerKrebs [107]3 years ago
6 0

Answer: Laser Beams

Explanation:

  The laser beam is one of the type of technology that helps in amplifying the light by using the laser principle Stimulated emission in the laser. The word "LASER" is stand for the Light amplification by stimulated emission of radiation.  

The laser is one of the device that emitted the coherent light in the form of beam rays that is propagate only in one direction. The following are the laser beam technology are as follows:

  • Bar code reader
  • Laser surface modification  
  • Information processing
  • Laser range  

Therefore, Laser beam is the correct answer.

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gulaghasi [49]

Answer:

0.033

Explanation:

Please kindly check attachment for the step by step solution of the given problem.

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3 years ago
A positive integer is called a perfect number if it is equal to the sum of all of its positive divisors, excluding itself. For e
Ad libitum [116K]

i = 1

while i < 10001:

   total = 0

   x = 1

   while x < i:

       if i % x == 0:

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       x+=1

   if total == i:

       print(str(i)+" is a perfect number")

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When you run this code, you'll see that 6, 28, 496, and 8128 are all perfect numbers.

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3 years ago
Use the drop-down menu to complete the steps for editing a conditional formatting rule.
photoshop1234 [79]

Answer:

The answer to this question is given below in the explanation section.

Explanation:

In excel you can formate excel sheet/column/row based on some condition.

you can specifiy these conditions while working on an excel sheet. It will help you to highlight certain information in the excel sheet.

Basically, you can use the rules to specify certain conditions, and based on that condition result, the cell/column or row gets highlighted with a certain color format, etc. However, you can create a new rule and modify the existing rules also.

As in the given question, you can implement this by going through the following steps.

On the <u>Home </u>tab, click the <u>Conditional Formatting </u>group. On the Styles drop-down list, click <u>Manage Rules</u>. In the dialog box, select the rule, and click <u>Edit</u>. Make the changes to the rule and click ok.

6 0
3 years ago
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Social networks allow users to share vast amounts of private information about their lives. A security concern of this technolog
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Answer:

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8 0
3 years ago
Match the feature to its function. 1. Normal view provide rows of icons to perform different tasks 2. Notes view an area in whic
pashok25 [27]

Answer:

Match the feature to its function.  The answers are as below:

1. Normal view the place where creating and editing occurs  

2. Notes view an area in which information for handouts can be added  

3. Slide pane the place where the slide order can be changed

4. Menu bar contains lists of commands used to create presentations  

5. toolbars provide rows of icons to perform different tasks  

Explanation:

It is the normal view where the editing and the creation of the slides occur. And it's the notes view where you can add the information for handouts. You can arrange the slides in the slide pane. And you can get a list of commands for creating the presentation in the Menu bar. Also, Toolbar is the rows of icons which helps in performing a various set of tasks. And all these are definitions and prove our above selections are correct.

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