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andreyandreev [35.5K]
2 years ago
6

Which is true of case-based reasoning (CBR)?

Computers and Technology
1 answer:
DaniilM [7]2 years ago
4 0

Answer:

The correct option is Option C: It matches a new problem with a previously solved problem and its solution.

Explanation:

Case-based reasoning (CBR) is used when someone tries to solve new problems based on old problems that were similar. The person applying case-based reasoning would look for the solutions to these similar past problems and try to apply them to the new case. For example, a doctor who tries to treat a patient based on what was successful with a prior patient with a similar problem is applying case-based reasoning. In some instances, these problems are available in a database and ideally, that is how it is conceived, but it would depend on the field and the kind of problems. There is no universal global network dedicated to CBR as a whole (other than generic searches on the internet in general). One example of a specific CBR database is the European Nuclear Preparedness system called PREPARE.

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Write a function named firstLast2 that takes as input an array of integers and an integer that specifies how many entries are in
frosja888 [35]

Answer:

<em>Written in C++</em>

#include<iostream>

using namespace std;

int firstLast2(int arr[], int n);

int main()

{

int n;

cout<<"Number of Elements: ";

cin>>n;  

int myarray[n];

for(int i = 0; i<n;i++) {

cin>>myarray[i];

}

firstLast2(myarray, n);

return 0;

}

int firstLast2(int arr[], int n){

if(arr[0] == 2 || arr[n - 1] == 2) {

 cout<<"True";

}

else {

cout<<"False";

}

}

Explanation:

<em>I've added the full source code as an attachment where I used comments to explain difficult lines</em>

Download cpp
4 0
2 years ago
Convert the following binary number to octal (111000)2​
yKpoI14uk [10]

Answer: (111000)2 = (70)8

Step by step solution:

Step 1: Write down the binary number

   (111000)2

  Group all the digits in sets of three starting from the LSB (far right). Add zeros to the left of the last digit if there aren't enough digits to make a set of three.

   111 000

Step 2: Use the table below to convert each set of three into an octal digit. In this case,

 111=7, 000=0.

So, the number 111000 in binary is equivalent to 70 in octal.

To convert from binary to octal use the following table:

Bin:     000 001    010     011    100 101     110     111

Octal:     0         1        2         3       4       5       6       7

7 0
2 years ago
Section 6.9 of your textbook ("Debugging") lists three possibilities to consider if a function is not working. Describe each pos
ss7ja [257]

Answer:

Explanation:

If a function is not working, there are three possibilities to consider: There is something wrong with the arguments the function is getting; a precondition is violated. There is something wrong with the function; a postcondition is violated. There is something wrong with the return value or the way it is being used.

a. precondition

A precondition is a prerequisite. It's the thing that has to happen before something else happens. ... When it's a verb, precondition means to prepare something (or someone).

b)a postcondition

A postcondition is the states the system can be in after the use case has ended. Consider the following: The states described by pre- or postconditions should be states that the user can observe. "The user has logged on to the system" or "The user has opened the document" are examples of observable states.

c)As in any programming language, "return value" means the value that is returned by any sub-routine. All subroutines need not return values, sometimes return void (means nothing). Return values often indicate something about the completion of the task or result of an operation.

4 0
2 years ago
Shira’s Shoes sold 875,000 pairs of sandals in June, which was 70% of the total number of shoes sold. How many shoes did the com
Angelina_Jolie [31]

Explanation:

Emily solved for a part when she should have solved for the whole. 875,000 should be the numerator of the equivalent ratio. 70 x 12,500 is 875,000. So the answer is 100 x 12,500 which is 1,250,000.

8 0
1 year ago
Read 2 more answers
An app builder has created a report for sales people to view records from the custom object, some users have complained that the
Mila [183]

Answer:

There is a need for some people to see the total transparency of the records that are meant to be shared with a select group of people. There are certain things that can be done for this. The first one is that the sharing rules should be checked. To whom are the details shared with. The next one is the filters that are used.

These can be reported and changed accordingly. Lastly, the whole organization’s defaults can be checked. This is something that can be done when the previous methods that were done did not work that well. Once some changes are done, the people can check if they already work and if the records can be viewed.

Explanation:

8 0
2 years ago
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