Using division, write a relational algebra expression that produces all students who have taken all courses o?ered in every semester (this implies that they might have taken the same course twice).
What will be an ideal response?
?StudId,CrsCode,Semester(Transcript)/?CrsCode,Semester(Teaching)
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The string Split method is used to:
a) break a string into a character array b) divide a string in half c) break a string into individual characters d) break a string into substrings, such that the substrings appear in the original
To display your name and initials when making changes, you enter them in the Word Options dialog box, which is displayed by clicking the:
A) Track Changes button arrow in the Tracking group and then clicking Change User Name. B) Track Changes button in the Tracking group and then clicking Change User Name. C) Change User Name button in Changes group on the Tracking tab. D) Change User Name button in Tracking group on the Changes tab.
Which of the following best describes a procedure?
A. Law passed by regulators and lawmakers B. Specific security requirements, or what a system or a process needs to be considered secure C. Detailed step-by-step instructions on how to complete a task or a process D. Documentation and guidance that aids in compliance
When a program contains multiple ____ blocks, they are examined in sequence until a match is found for the type of exception that occurred.
A. throw B. finally C. catch D. try