Evening in Parambikkulam, Kerala, India. Evening is the time of the day between daytime and night or between sunset and bedtime. There is no precise definition in terms of clock time, but it is often considered to start around 5 p.m., 6 p.m. or 7 p.m. and to last until night-time or bedtime.
its true that WD does not make a single patter 7200rpm laptop drive in the 500+GB range (yet). The largest single platter drive you can get in 2.5 7200rpm is the 320GB WD3200BEKT. The Blue 5400rpm drive does come in a single platter 500gb size: WD5000BPVT, WD5000LPVX, & WD5000MPCK.
Definition - What does Boot Disk mean? A boot disk is a removable data storage medium used to load and boot an operating system or utility program. Typically, a boot disc is a read-only medium that stores temporary files on a CD-ROM or floppy disc drive. Other boot disk mediums include USB drives, zip drives, and paper tape drives. One of the most common uses of a boot disk is to start the computer when the operating on the internal hard drive does not load.