While making a request to the PayPal server, which of the following API security parameters are required if you are using a PayPal API certificate?

Which of the following form actions are used to make test payments using the PayPal Sandbox?

Which of the following parameters are optional in a SetExpressCheckout request?

If you are using encryption for your Buy Now button, which of the following statements are true?

Which of the following statements are correct with regard to Payment Data Transfer(PDT)?

Which of the following parameters are required in a DoExpressCheckoutPayment request?

Which of the following URLs will you visit to access or create a PayPal Sandbox account?

Which of the following variables will be used to differentiate between live PayPal IPN and Sandbox IPN?

In Express Checkout by default, which method will be used to make the final sale?

Which of the options represents the correct sequence for making an online payment?

1.The customer selects the item to purchase and provides his/her credit card information.

2.The payment gateway sends the information to the processor which in turn routes it to the credit card issuer.

3.On receiving the relevant information, the merchant sends it to the payment processor.

4.The payment processor forwards the transaction results to the merchant, who then decides whether to accept or reject the order.

5.The bank which issued the credit card authorizes or declines the payment and sends the transaction result to the payment processor.

What will be the value of PAYMENTACTION in Express Checkout so as to authorize payment for multiple captures?