Kerning of text adjusts height and width by a percentage of its original size

A laptop with a soldered DC jack will only charge the battery when the output cord from the AC adapter is held at a certain angle. Which of the following should the technician inspect FIRST?

A. Inverter B. Motherboard C. Main battery D. BIOS settings

What is wrong with the following code?

while( ! fileIn.eof() ) { fileIn >> value; fileOut << value; } a. We have read past the end of the input file and attempt to output a nonexistent value b. We have written past the end of the output file c. Nothing d. A and B