On a Visualforce page with a custom controller, how should a developer retrieve a record by using an ID that is passed on the URL?

What type of device do you need if you want to connect two network segments together such as a wireless network and a wired network?

Fluyen en tecnologia

For numbers represented using nn hexadecimal digits, how many times more bits (i. e. binary digits) would it take to represent those same numbers?

You have been tasked to set up an authentication server on a dmz that will allow only users from a partner company. what kind of network are you configuring?

Data that is transmitted using a fiber-optic cable to provide high speed Internet access via a modem is known as A. Cable internet service B. Fiber to the premises C. Wireless service D. Satellite internet service

In a stream channel what is deposited first?

18. 'Access to sensitive or restricted information is controlled' describes which of the key communications and information systems principles?

Information in Read Only Memory (ROM) cannot be changed by a computer's central processing unit.

In store-and-forward networks, only one packet may be in transit on a link at any given time. a. Trueb. False

Which advancement in technology has increased scientific knowledge of planets other than Earth? A. cellular models B. microscopes C. probeware D. rovers