Describe some tasks that the awk command can perform.
What will be an ideal response?
Some of the tasks you can do with awk include:
1) Manipulate records and files in a database.
2) Use variables.
3) Use arithmetic, string, and logical operators.
4) Execute commands from a shell script.
5) Use classic programming language, such as loops.
6) Process and organize data into well-formatted reports.
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To three decimal places, find x in the accompanying figure. All dimensions are in inches.
A. 4.887 in B. 4.901 in C. 4.988 in D. 5.078 in
High efficiency condensers ____.
A. can withstand higher pressures than standard condensers B. have more surface area than standard condensers C. have stainless steel coils D. are located in separate cabinets
The contacts of a current starting relay are:
A) Either normally open or normally closed depending upon the compressor. B) Modulating. C) Normally open. D) Normally closed.
A substance that offers very little resistance to current flow is known as a(n):
A) Insulator. B) Capacitor. C) Conductor. D) Resistor.