What is the term for malicious software designed to

306, 272, 240, ?, 182, 156

What should come in place of (?) question mark in the following number series.

256, 128, 64, 32, 16, ?

37, 49, 63, ?,  97, 117

What will come in place of the question mark (?) in the following series?

4, 2605, 5309, 8118, ?

98, 134, 198, ?, 442, 638

16, 16, 32, 96, ?, 1920

What will come in place of the question mark (?) in the following series?

22, 25, 30, 37, 48, ?

What will come in place of the question mark (?) in the following series?

225, 227, 233, 245, 265, ?

What will come in place of the question mark (?) in the following series?

16, 16, ?, 96, 384, 1920

4, 4, 8, 32, 256, ?