You use blogware to publish blogs with time-stamped articles called microblogs.

With regard to default arguments:

a) Zero or more call-by-value parameters in a function may have default arguments. b) All value parameters must have default arguments. c) If a function has a reference parameter, no parameters to the left of the reference parameter may have default arguments. d) If a parameter is missing a default argument, no parameters to the left of this point may have a default argument. e) Reference parameters can have default arguments.

IXCs in packet switching networks can be

a. T-1 circuits b. satellite links c. microwave links d. all of the above