Compare the throughput of C-SCAN with that of SCAN.
What will be an ideal response?
The throughput will be slightly lower, because C-SCAN skips over easy-to-service
requests that SCAN would ordinarily handle when C-SCAN is moving back to the outer
edge of the disk.
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Count the number of students with a “v” in their last name. Use INSTR to produce the answer. (16)
What will be an ideal response?
________ is used to make a website easier to find by both people and software and increases a webpage ranking in search engine results
A) RSS B) SMM C) SEO D) IM
A(n) ____ is a unique number that identifies a computer or device on a TCP/IP network.
A. port number B. port address C. IP address D. tag number
Match the following terms to their meanings:
I. Selects a consecutive group of files A. Copy II. Selects a group of nonconsecutive files B. Shift Click III. Cancel a selection C. Copy or move IV. Hold down Ctrl while dragging a folder D. Ctrl Click V. Hold down right mouse while dragging a folder E. deselect