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3 years ago

Which type of input peripheral is most prevalent in a Point of Sale system?A. External USB storage.

Computers and Technology

2 answers:

Darina [25.2K]3 years ago

4 0

Answer:

B. Card reader.

Explanation:

Peripheral devices are generally auxiliary devices such as mouse, keyboard, card reader, pen drives, microphones, graphics cards, etc. that are connected with the computer are work in some way with it. In Point of sale (POS) devices card reader are used to read debit or credit cards.

sattari [20]3 years ago

3 0

Answer:

B. Card reader.

Explanation:

The point of sale system is the point where the customer purchased the product and at the same time they given the money so here the time and place should be recorded also the retail transaction is also completed. Here it represents the amount in an invoice prepared by the store and also presents the varies of options for payment through which the customer could choose it

basically it is the place where the products is purchased and the payment is made along with it the taxes are also applicable

So in the given situation, the option B is correct as it derives the input peripheral

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3 years ago

Read 2 more answers

Two numbers are given (numbers are entered from the keyboard). If both numbers are positive, then output their sum, if both numb

AleksAgata [21]

Answer:

The program in Python is as follows:

num1 = int(input())

num2 = int(input())

if num1 >=0 and num2 >= 0:

print(num1+num2)

elif num1 <0 and num2 < 0:

print(num1*num2)

else:

if num1>=0:

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else:

print(num2**2)

Explanation:

This gets input for both numbers

num1 = int(input())

num2 = int(input())

If both are positive, the sum is calculated and printed

if num1 >=0 and num2 >= 0:

print(num1+num2)

If both are negative, the products is calculated and printed

elif num1 <0 and num2 < 0:

print(num1*num2)

If only one of them is positive

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Answer:

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Explanation:

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