Answer:
D
Explanation:
The answer is D because if you're looking for lightweight materials, you'll be dealing with chemistry, and chemistry is sience.
Answer:
Without it information flow is impossible
Explanation:
The word 'pivotal' also means crucial or vital, and so we need to consider what an operating system actually does.
Remember, merely having all the hardware of a computer would not allow you to run (install and use) programs. It is by means of an operating system that teaching programs can be installed, and it is also by means of an operating system learning can take place.
For example, a student can decode (learn) instructions/lessons from his teacher via a software program; and the software program needs an operating system to open (run) the program.
The number and letter are switched. This question needs more context to get a accurate answer.
Answer:
B)tracert
Explanation:
Tracery Command can be regarded as
network diagnostic tool, it is used in tracking process of pathway of packet ranging from source to destination on IP network. It as well allows to know real time of each hops that are been taken by a packet as it enroutes to it's destination. The traceroute can be run by following these steps:
✓Open the run window
✓Open Command prompt, this can be done by enter "cmd" then enter.
✓ input" tracert" then destination ( Ip address or web address)
It should be noted that Tracery command issued from the command prompt will show the route that a packet travels from the issuing computer to another computer.