A Date literal can contain _____________.
a. a date
b. a time
c. a floating-point value
d. both a date and a time
d. both a date and a time
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A tuple’s ________ uses the assignment operator (=) to move the elements of the tuple in the right operand into a tuple of the same type in the left operand. The element types stored in the constructor argument must
be copy assignable. a. copy assignment b. move assignment c. copy constructor d. move constructor
Which of the following statements is false?
a. Each class declaration that begins with the access modifier private must be stored in a file that has the same name as the class and ends with the .java filename extension. b. Every class declaration contains keyword class followed immediately by the class’s name. c. Class, method and variable names are identifiers. d. An object has attributes that are implemented as instance variables and carried with it throughout its lifetime.
Use the date and who commands to write a program called conntime that prints the number of hours and minutes that a user has been logged on to the system (assume that this is less than 24 hours).
What will be an ideal response?
The ____ security model is used as the original Java security model.
A. black box B. graybox C. security by signing D. sandbox