Which statement best describes the relationship between superclass and subclass types?
a. A subclass reference cannot be assigned to a superclass variable and a superclass reference cannot be assigned to a
subclass variable.
b. A subclass reference can be assigned to a superclass variable and a superclass reference can be assigned to a subclass
variable.
c. A superclass reference can be assigned to a subclass variable, but a subclass reference cannot be assigned to a
superclass variable.
d. A subclass reference can be assigned to a superclass variable, but a superclass reference cannot be assigned to a
subclass variable.
d. A subclass reference can be assigned to a superclass variable, but a superclass reference cannot be assigned to a
subclass variable.
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________ uses two means to authenticate the user, such as biometrics or a smart card used in combination with a password.
a) Two-method authentication. b) Digital authentication. c) Two-factor authentication. d) None of the above.
Should members data be initialized in an initializer list? If not always, when should an exception be made?
What will be an ideal response?
Enabling applications to receive unsolicited Internet traffic through a Network Address Translation (NAT) device is an option called __________
a. Block edge traversal b. Allow edge traversal c. Defer to user d. Defer to application
Deploying a wildcard certificate is one strategy to:
A. Secure the certificate's private key. B. Increase the certificate's encryption key length. C. Extend the renewal date of the certificate. D. Reduce the certificate management burden