Which function joins two strings?

Which of the following worms exploits a vulnerability in bulletin board and online forums?

a. Zafi.d b. Bropia c. Matubu d. Santy

Match the following application software with their function.

A. Assists you in writing and formatting documents, including changing the font (the style of type) or adding color and design elements B. Allows you to create illustrations, diagrams, graphs, and charts that can be projected before a group, printed out for quick reference, or transmitted to remote computers C. Allows you to create a worksheet, composed of a grid of columns and rows, and to type data into the cells, and then enter mathematical formulas into other cells that reference the data D. Allows you to collect and manage data in a uniform format of records and cells E. Allows you to record digital sound files, video files, and animations that can be included in presentations and other documents