What is used to move railroad trains

Which is the simplest way to permanently get rid of an unwanted file

Cameras absorb and record the reflected light from objects through a series of lenses. True or False?

Write a statement to add the key Tesla with value USA to car_makers. Modify the car maker of Fiat to Italy. Sample output for the given program:

Isaac is researching Abraham Lincoln's life for a social studies report. He finds an encyclopedia that includes original letters and articles found in historical journals. The type of source he is using is primary. first. secondary. tertiary.

Which two terms are used for specific promises a company makes about the performance of its product? A. Certifications and awards B. Guarantees and warranties C. Brand promise and tagline D. Grades and standards

Oliver wants to send a report to his boss discussing the upcoming project. Which communication facility would he use to send a formal message to his boss? email chat forum blog

What does a barcode reader emit to identify bar codes? A. electric pulse B. magnetic pulse sound D. E. light electromagnetic pulse

Which of these converts analog audio signals into digital codes in a computer? A. audio card B. microphone C. sensor D. sound card E. NextReset

There are ways to perform computer commands quickly and multiple times. a. True b. False

Consider the following code segment. int quant = 20; int unitPrice = 4; int ship = 8; int total; if (quant > 10) { unitPrice = 3; } if (quant > 20) { ship = 0; } total = quant * unitPrice + ship;