Why would a user add controls to a form? Check all that apply. to provide a label

to perform actions

to add primary keys

to provide organization

to display a subset of data

to remove drop-down menus

ans: 1,2,4,5

Which of the following is a way that advancements in technology improve humans' ability to measure air quality and protect human health? a. air quality data gathered by new instruments can be used to reduce exposure to pollutants. b. new technologies enable natural and human-made pollution sources to be located and monitored. c. air quality data gathered by new instruments can be used to predict trends in pollution over time. d. new technologies allow governments to make informed decisions about the regulation of pollution. (choose more than one)

Amedian in the road will be marked with a white sign that has a black arrow going to the left of the median. true false

Most shops require the technician to enter a starting and ending time on the repair order to track the actual time the vehicle was in the shop and closed out by the office. this time is referred to as _ time ? a. comeback b. ro c. cycle d. lead