WGU C724 Unit 3 Test Questions and Answers(A+ Solution guide)
T/F: The term "PC", which stands for personal computer, was adopted because of the success of the IBM personal computer - Answer True When microcomputers were emerging, the personal computer (or PC) became associated with IBM products T/F: computer software is a set of machine-readable instructions that makes computers perform specific tasks - Answer True Software is code or programs that direct computer operations Large databases typically reside in _____________, which are clusters of computers called servers, running software applications that enable business transactions - Answer data centers A motherboard consists of a __________ and other microprocessors, like memory, and expansion slots for peripheral devices - Answer Central Processing Unit (CPU) A scanner is an ___________ device that works similarly to a copy machine. a- input b- output - Answer a- input What is the implication of Moore's law? a- computers will process biological signals b- computers will become robots c- computer speeds are increasingly exponential - Answer c- computer speeds are increasingly exponential A primary memory device like a dynamic random access memory (DRAM) can be plugged into a motherboard through a _____________ - Answer Memory slot What best describes a cloud-computing system?a- Cloud computing involves all resources connected over the internet b- Cloud computing means off-site data centers c- Cloud computing involves outstanding infrastructure services only - Answer a- Cloud computing involves all resources connected over the internet
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