Is a dot matrix printer an impact or non-impact printer

The open systems interconnection (osi) reference model: defines standards for many aspects of computing and communications within a network. is a generic description for how computers use multiple layers of protocol rules to communicate across a network. defines standards for wireless local area network (wlan) communication protocols. details the advantages and disadvantages of various basic network cabling options.

Which of the following statements is false? a. a class can directly inherit from class object. b. if the class you're inheriting from declares instance variables as private, the inherited class can access those instance variables directly. c. a class's instance variables are normally declared private to enforce good software engineering. d. it's often much more efficient to create a class by inheriting from a similar class than to create the class by writing every line of code the new class requires.

Kou converged his word document to a powerpoint document. when he received the powerpoint, he was missing material. which most likely explains why the material was missing? a it did not have a proper heading b he incorrectly copied and pasted it c he did not save his document properly d there was not enough space in powerpoint