Black Candles are bearish lines in candlestick and candlevolume charts. They signify that the closing is lower than opening for that time period.
CHKDSK, short for Check Disk, is a utility that checks the integrity of the files and file structure of your hard disk. I'll walk you through it. I have disk problems and you said I should run CHKDSK. Great.
Check Flash is a free and single portable executable file. It can only test USB flash drive and not external hard drives. Download Check Flash. 2. RMPrepUSB. RMPrepUSB is a tool which is actually a USB formatting, partitioning and bootloader creation utility as opposed to a USB testing tool.