Synchronized versions of the collections in the Java Collections API allow ________ at a time to access a collection that might be shared among several threads.

a. any number of threads
b. only one thread
c. a maximum of two threads
d. None of the above.


b. only one thread

Computer Science & Information Technology

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Figure 9.8 shows an ER schema for a database that may be used to keep track of transport ships and their locations for maritime authorities. Map this schema into a relational schema, and specify all primary keys and foreign keys.

What will be an ideal response?

Computer Science & Information Technology

Grep is the Linux text search

Indicate whether the statement is true or false

Computer Science & Information Technology

Which of the following occurs when an attacker locates a web site vulnerability, thereby allowing the attacker to inject malicious code into the Web application?

A. XSS B. insecure direct object references C. memory leaks D. CSRF

Computer Science & Information Technology

Which comparison operator defines a condition with a list of two or more values for a field and includes records when the field matches one value from the list in the query results?

A. Like B. Between C. In D. Or

Computer Science & Information Technology