question: if you delete the files without backup, you may run into serious update issues on the system that are not easy to fix.
Capitalize this past sentence correctly.
A: If you delete the files without backup, you may run into serious update issues on the system that are not easy to fix.

question: in addition he gave lecture courses on the foundations of mathematics, irrational numbers , and set theory. schappacher notes in however:
Capitalize this past sentence correctly.
A: In addition he gave lecture courses on the foundations of mathematics, irrational numbers , and set theory. Schappacher notes in however:

question: dell precision t7400 supports dual-graphics, up 64 gb 800 mhz fully buffered dimm memory with higher bandwidth quad channel memory architecture and up to two 64-bit intel® xeon processors.
Capitalize this past sentence correctly.
A: Dell Precision T7400 supports dual-graphics, up 64 GB 800 MHz fully buffered DIMM memory with higher bandwidth quad channel memory architecture and up to two 64-bit Intel® Xeon processors.