Which OSI layer is responsible for encryption and decryption of data?

a. Application
b. Presentation
c. Session
d. Network


ANS: B

Computer Science & Information Technology

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Bitmapped images are composed of _____.

A. individual pixels, which represent spatial samples of the image or scene B. mathematical descriptions of image elements, which include points, lines, curves, and shapes

Computer Science & Information Technology

Which of the following is a standard for fiber optics operating at 1 Ghz?

What will be an ideal response?

Computer Science & Information Technology

Why does the following assignment statement generate an error?

>>> x.y = 5 Traceback (most recent call last): File "", line 1, in NameError: name 'x' is not defined

Computer Science & Information Technology

Critical Thinking QuestionsCase G-1Sidney works in management for BusyBody Toymakers. She has just been named project manager for a team who will develop a new website showcasing this year's most popular toys. As Sidney directs the work of the design team, she recommends the use of CSS page layouts in Dreamweaver to control the position of text and graphic elements with precision. One of the designers on Sidney's team asks her if divs are ever referred to by another name, because he has been seeing a few different terms used to refer to them. Which of the following is NOT a term that can be used to refer to divs, according to Sidney?

A. layout blocks B. elements C. containers D. indices

Computer Science & Information Technology