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Answer the following statement true (T) or false (F)
True
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What are three common objects you must deal with when using a Swing container class?
What will be an ideal response?
The table Faculty has 60,000 rows, each row occupies 100 bytes, and the database page size is 4 k bytes. The table contains an attribute City, indicating the city in which a professor lives, there are 50 cities with names city10 ...city50, and professors are randomly distributed over the cities. Assuming that pages in the index and data ?les are 100% occupied, estimate the number of page
transfers required for the following SELECT statement in each of the cases listed below. ``` SELECT F.Id FROM Facu lty F WHERE F.City > ’city10’ AND F.City < ’city21’ ``` a. The table has no index. b. The table has a clustered B+ tree index on City. Assume a (nonleaf) index entry has 25 characters. c. The table has an unclustered B+ tree index on City. Assume an index entry has 25 characters. d. The table has an unclustered B+ tree index on (City, Id). Assume an index entry has 40 characters. e. The table has an unclustered B+ tree index on (Id, City). Assume an index entry has 40 characters.
When subtotals are applied the + that appears above the worksheet is the ________ button
Fill in the blank(s) with correct word
Which of the following features may be visible from the front of a desktop computer? (Choose all that apply.)
a. Card reader b. DVI-D port c. USB ports d. Optical drive e. Port cluster f. Audio ports