How many times is the factorial method in Listing 18.1 invoked for factorial(5)?
a. 3
b. 4
c. 5
d. 6
d. 6
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Describe how NTFS and share permissions work together.
What will be an ideal response?
Consider a document that contains a list of professors (name, Id, department Id) and a separate list of classes taught (professor Id, course code, semester). Use aggregate functions of XQuery to produce the following documents:
a. A list of professors (name, Id) with the number of di?erent courses taught by each professor. b. A list of departments (department Id) along with the number of di?erent courses ever taught by the professors in them. (The same course taught in di?erent semesters or a course taught in the same semester by di?erent professors is counted as one.)
Computers that both serve and access data participate in which kind of network?
A. VPN B. Client/Server C. VLAN D. Peer-to-peer
A(n) _______________ occurs when too many consecutive login attempts fail, the purpose being to protect the device from brute-force attacks.
Fill in the blank(s) with the appropriate word(s).