Questions

The Project Procurement Management processes include the following:

Plan Purchases and Acquisitions - determining what to purchase or acquire and determining when and how.

Plan Contracting - documenting products, services, and results requirements and identifying potential sellers.

Request Seller Responses - obtaining information, quotations, bids, offers, or proposals, as appropriate.

Select Sellers - reviewing offers, choosing among potential sellers, and negotiating a written contract with each seller.

Contract Administration - managing the contract and relationship between the buyer and seller , reviewing and documenting how a seller is performing or has performed to establish required corrective actions and provide a basis for future relationships with the seller, managing contract-related changes and, when appropriate , managing the contractual relationship with the outside  buyer of the project.

Contract Closure - completing and settling each contract, including the resolution of any open items, and closing each contract applicable to the project or a project phase 

Glass Box (or white box) testing is the process of giving i/p to the system and checking how the system processes i/p to generate o/p

Black Box testing is the process of giving i/p to the system and checking if the system is giving correct o/p without bothering how the o/p is generated.

As we can see from the definitions, the role of black box testing is to ensure that the o/p generated is correct. And role of white box testing is to ensure that methods used to generate the o/p are correct.

The Dubai Mall, located in downtown Dubai, UAE, consists of four levels with a floor area of 548,127  (5.9 million ) and has 1,200 retail outlets and over 160 food and beverage outlets. Construction began in 2004, with the mall opening its doors on 4 November 2008. 

Silver is the best conductor of both heat and electricity among metals with a thermal conduction value of about 430 W/(mK).

Gold and copper both come respectably close to silver.

Copper being significantly less costly it is often chosen over silver in many applications.