list all directories in a terminal.

How many bytes are used for a port number?

What are the switching methods?

What is the range of port number

what is the minimum number of paddings bits that can be added to a message?

In MySQLi procedural the function _____ is used to return the connection error.     connect_error()     mysqli_connect_error()     mysql_connect_error()     mysqli_error()

Using the Online Order System, the Customer places their order. To place an order, the Customer adds items to, and may remove items from, the order. When they are finished, they submit the order and the order placement is complete. The Order Clerk at Groceries-R-us retrieves the order from the system and assigns it to a Delivery Person. The Delivery Person delivers the order to the Customer. While delivering groceries, the Delivery Person sometimes consults the Groceries-R-us satellite (GPS) Directions System for driving directions to the Customer’s home. After the groceries have been delivered, the Customer signs the delivery slip for the Delivery Person (to acknowledge receipt who returns it to the Order Clerk). Upon receipt of the signed delivery slip, the Order Clerk issues an invoice to the Customer. Question: propose an architectural design for this system and explain your answers.Is it a Centralized or distributed system?       What is the best Modular decomposition?…

Find the result SP-3010,A-59,C=21 PUSH A PUSH C POP A A = ?SP=?

It is necessary to define the term "dispatch delay."

A Communications is a small phone repair shop. The owner, Ahmet, is currently working alone. Ahmet files his repairs on a customer basis and keeps them in a cupboard. Ahmet knows that he needs to switch to an information system because he wants to expand his business. When the customer brings a phone that needs repair, Ahmet detects the problem, records them in the file and gives the customer time and price information. At the beginning of each day, Ahmet checks the repair list, selects and completes the tasks that need to be done that day. When he sees that there is no required part in stock during the repair, he orders the part to the supplier and postpones that repair work to a future date, informing the customer. When the customer comes to pick up the phone that has been repaired, Ahmet issues an invoice and takes the payment from the customer. Once a week, Ahmet checks the stock and orders the decreasing products to the supplier. In order to develop the information system that…