Answer the following statements true (T) or false (F)
1. The first programmable machine was a mechanical calculator designed by Charles Babbage.
2. Ada Byron is generally acknowledged as the world’s first programmer, due to her work on Babbage’s Analytical Engine.
3. An electromagnetic relay is a mechanical switch that can be used to control the flow of electricity through a wire.
4. Vacuum tubes, as they have no moving parts, enable the switching of electrical signals at speeds far exceeding those of relays.
5. Although they were large and expensive by today’s standards, early computers such as the MARK I and ENIAC were comparable in performance (memory capacity and processing speed) to modern desktop computers.
1. FALSE
2. TRUE
3. TRUE
4. TRUE
5. FALSE
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A host computer is assigned the IP address 192.168.12.8 and a subnet mask of 255.255.255.192. The host sends a packet to another host with a IP address of 192.168.12.65. The destination IP address is in the same subnet as 192.168.12.8. True or False?
Indicate whether the statement is true or false
Each placeholder and text box has preset internal ____.
A. sliders B. panes C. margins D. shapes
Suppose you tried to explain the concept of throwaway prototyping to a manager, and she responded by asking, “So, is throwaway prototyping a waste of time and money?” How would you reply?
What will be an ideal response?
With a pucker effect, the segments are moved ____.
A. inward B. outward C. some are moved inward, some are moved outward D. not enough information supplied