Which of the following is not an advantage of magnetic disk storage?
Options: The access time of magnetic disk is much less than that of magnetic tape, Â Â Disk storage is longer lasting than magnetic tape, Â Â Disk storage is less expensive than tape storage, Â None of the above
The IEEE 802 project of the 1980s involved further defining the lower two layers of the OSI model. A number of standards were agreed upon during that time. Which of the following is the standard for Ethernet?
. You have customized a design template in one presentation and you want to use it in another presentation. What the best way to do this?
Options: a. Use the browse feature in the slide design task pane to find the file that has your design template and apply it to the current file. b. Copy and paste the slide with the design template you want to include the new presentation; inserted slide will inherit the design c. Save the presentation that has the design template with a new name, and then use a new file to your presentation d. All of the above.
A heterogeneous distributed database is which of the following?
Options: The same DBMS is used at each location and data are not distributed across all nodes., The same DBMS is used at each location and data are distributed across all nodes., A different DBMS is used at each location and data are not distributed across all nodes., A different DBMS is used at each location and data are distributed across all nodes.
What is the purpose of inserting header and footer in document?
Options: A) To enhance the overall appearance of the document, B) To mark the starting and ending of page, C) To make large document more readable, D) To allow page headers and footers appear on document when printed,
You're on your PC at midnight and an electric storm pops up. What's the best way to protect your PC.
Options: you don't worry; you have a lightning rod on your house, you don't worry; you've got a surge protector on your PC, you don't worry; you've got a surge protector on your PC and phone line to your modem, unplug the PC and remove phone line from the modem