What is DRAM AND SRAM

What is stored in str after the following code executes? string str = "computer science"; int i = 0; while (i < 8) { if (str.indexof("m") < i) { str = str.substring(0, 2) + str; } i += 2; } computer science cocomputer science cococomputer science cocococomputer science computer scienceco

Technician a says that with self-adjusting clutch systems, the release bearing constantly rotates. technician b says that the ball bearing portion of the release bearing should be lubricated with high-temperature grease during routine maintenance. which technician is correct?

In microsoft word, when you highlight existing text you want to replace, you're in              a.  advanced mode.    b.  automatic mode.    c.  basic mode.    d.  typeover mode