Is a bottle opener considered an engineered item?

Nasa’s long term goal is for travel in space to be as as travel across the atlantic. however, we are away from that.

Bigmart supermarket has different ways of awarding discounts to its customers for each purchase they make. an 8 percent discount is given on the total value of the purchase. in addition, a standard loyalty discount is given if customers have a permanent customer id card. your program should indicate the amount payable by the customer after the discounts. identify the inputs that the program requires from these options: i. the discount percentage ii. the total value of the purchase iii. the loyalty-discount amount iv. the customer id card number v. the amount payable after discount

Network administration is concerned with which tasks?