What is the computer device that converts digital signals to analog format for transmission through the phone lines?
A. analog to digital converter (ADC)
B. output drivers
C. modem
D. CPU
Answer: C
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Which of the following is true with regard to scissor lifts?
a. Scissor lifts are insulated to protect against electrical contact. b. Lifts may only be operated from a platform operator's station. c. All scissor lifts operate in the same way. d. Conduct safety checks for loose and missing parts before operating the lift.
The energy given off or taken in during a phase change is called ____:
a. latent heat c. electrolysis b. ionization d. reduction
Which of the following is NOT used as CV joint boot material?
A) Natural rubber B) Hard thermoplastic C) Silicone rubber D) All of these are used as boot materials
Titanium nitride coatings give high lubricity to the tool surface, which facilitates chip flow and resists built-up edge during machining
Indicate whether the statement is true or false