Explain the rationale of using hexadecimal notation by computer programmers. (4 marks). b. What generalizations can you draw about converting a number from one base to a power of that base, e. g., from base 3 to base 9 (32 ) or from base 2 to base 4 (22 ) or base 8 (23 )? (3 marks) c. Present an overview of the IEEE 754 standard for floating-point representation. In your presentation, describe the rationale behind IEEE 754 standard and a demonstration with an example of converting a real number to IEEE 754 standard and vice versa. (7 marks)

Which excel file extension stores automated steps for repetitive tasks?

Which of these is a benefit of using objects in a powerpoint presentation? a. collaborators can create the external files while you create and edit the slide show. b. you can easily change the theme and design of the presentation. c. you can have older data in the source file while having up-to-date data in the presentation. d. collaborators can easily share the presentation.

1. which of the following statements are true about routers and routing on the internet. choose two answers. a. protocols ensure that a single path between two computers is established before sending packets over it. b. routers are hierarchical and the "root" router is responsible for communicating to sub-routers the best paths for them to route internet traffic. c. a packet traveling between two computers on the internet may be rerouted many times along the way or even lost or "dropped". d. routers act independently and route packets as they see fit.