Which of these inventions was necessary to permit magnetic recording?

A.

microphone

B.

stylus

C.

vinyl records

D.

wax-covered cylinders

Describe the indicators and hazards of a metal deck roof fire in an unprotected steel joist warehouse as well as the techniques to deal with the problem.

Why operating system is important system software for a computer give five reasons

What are the features of an information literate person

Subana is writing a program which will calculate the mean average of a set of numbers by adding the numbers and dividing the result by the amount of numbers. She will use a variable, avg, to store this average.

You want to compare the goal blocking percentages of all goalies in the National Hockey League. Which type of chart would be best for this purpose? A Bar B Pie C Line D Column

Samuel needs to import information from Excel to an Access table, but he wants to ensure that if the source table is changed, the information in Access will be updated automatically.

Is task location less important than task language?

which of these describe raw data? check all of the boxes that apply A) what a person buys B) where a person lives C) data that has been analyzed D) data that has not been analyzed

Wikipedia is an example of which version of the Web

How does hardware differ from software? Hardware can be an external tool, whereas software is an internal tool. Hardware performs tasks, whereas software provides instructions. Hardware runs the computer, whereas software performs tasks.