Give a few examples of cospectral graphs with respect to the Laplacian matrix.

Match the following partial descriptors to the correct input/output device:

I. CRT II. QWERTY III. OCR IV. SSD V. DSLR A. monitor B. keyboard C. camera D. hard drive E. scanner

The most common type of hyperlink is:

A) a text link. B) a picture link. C) an email address link. D) a button link.