D. Make a decision about which colleges to attend that night.
Answer: An operating system(OS) is an interface between the hardware and the user. An OS is built so that it could support other software. OS is a system software which is used to support other application softwares.
Explanation:
An operating system handles all the hardware of the system and allows users access to those hardware components with the help of application softwares.
An OS consist of many libraries and APIs which allows programmers to write and execute codes. There are many types of OS such as real time, multitasking, multi programming OS.
The OS is responsible for allocating memory, managing the hardware, distributing resources across different processors in an distributed system.
So all these features makes them different from application software. The OS is responsible allocating memory and hardware resources to these softwares.
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Answer:
I. Improper cable installation.
II. Interference between the signals on cables close to each other.
III. Improper connection of a network cable to the jack
Explanation:
The standard framework for the transmission of informations on the internet, it is known as the internet protocol suite or Transmission Control Protocol and Internet Protocol (TCP/IP) model. Thus, the standard Internet communications protocols which allow digital computers to transfer (prepare and forward) data over long distances is the TCP/IP suite.
In this scenario, Mark is unable to connect to the internet or to any of the computers on his network, while nearby computers don’t have this problem. Therefore, the three issues which could be causing the problem are;
I. Improper cable installation: this involves not installing the ethernet cable in the correct destination port.
II. Interference between the signals on cables close to each other: interference usually results in the disruption in network signals.
III. Improper connection of a network cable to the jack: the right connectors such as RJ45 should be used.
