Then 1024 kilobytes make up one megabyte. 1024 megabytes make up one gigabyte, and 1024 gigabytes make up one terabyte. A JPG file used to store a photo would be a few megabytes. The capacity of a DVD is a couple of gigabytes and an HD video can have a file size of few gigabytes.egabyte vs Gigabyte vs Terabyte. Difference between megabyte gigabyte and terabyte is a basic computer knowledge. Bit is the most basic and smallest storage unit in computing. A bit can store only whether it is 1 or 0.
Things to toss after seven years (or when you know you wonât need them any longer for taxes): 1  Child-care records. 2  Flexible-spending account documentation. 3  401(k) and retirement plan year-end statements.  IRA 1  contributions. Purchase records for investments.  Records of charitable 1  donations. Records on houses youâve  sold.
Keep your tax records and all supporting documents for three years at a minimum; however, it's wise to keep them up to seven years. If the IRS believes you under-reported income by 25 percent or more, they have six years to challenge you. Other basic errors have a three-year statute of limitations.