ASVAB Armed Services Vocational Aptitude Battery (#45)

Section: Paragraph comprehension

Although they last no longer than a fraction of a second, voltage variations can cause problems with sensitive electronic equipment. Variation in voltage causes digital clocks to blink and timers to be thrown off schedule. Computers are especially

useful when you transfer data to memory.
easy to protect from variations in voltage.
useful in publishing.
sensitive to voltage variations.