OS/2 Operating System Quiz.

Explanation
The correct answer is "Digital research operating system". Digital Research, Inc. was a company that developed operating systems, and one of their notable operating systems was called "DOS" (Disk Operating System). DOS was widely used in the early days of personal computers, particularly with IBM PCs. It provided a command-line interface and allowed users to interact with the computer and run programs. While "Direct reporting operating system" is not a recognized term, "Digital research operating system" accurately describes DOS and its origins. Therefore, the correct answer is "Digital research operating system".

Explanation
OS/2 was created by a collaboration between Microsoft and IBM. Microsoft contributed their Windows technology, while IBM provided their DOS operating system. This partnership resulted in the development of OS/2, an operating system that combined the best features of both companies' technologies. Therefore, the correct answer is A and C (Microsoft and IBM).

Explanation
Microsoft is the correct answer because OS/2 was co-created by Microsoft and IBM. OS/2 was a computer operating system that was developed in the late 1980s as a collaboration between the two companies. While Microsoft later shifted its focus to Windows, OS/2 was initially intended to be the successor to MS-DOS. This partnership between Microsoft and IBM eventually dissolved, and IBM continued to develop and release OS/2 on its own.

Explanation
IBM exclusively owns OS/2.

Explanation
In 1987, IBM and Microsoft's relationship was severed. This suggests that prior to this year, IBM and Microsoft had a collaborative or cooperative relationship. The severing of their relationship could have been due to various reasons such as disagreements, changes in business strategies, or the emergence of new competitors. However, without further context, it is difficult to determine the specific reasons behind the termination of their relationship.

Explanation
The correct answer is "Operating system." OS/2 stands for Operating System/2, which is an operating system developed by IBM and Microsoft. It was designed to be a successor to the original IBM PC DOS operating system. Therefore, the meaning of OS/2 is an operating system.

Explanation
The given question asks for a computer language that is not written. The options provided are C, C++, Assembly Language, and None of the above. However, all computer languages mentioned in the options are written languages, meaning they are expressed using a specific syntax and written in a textual format. Therefore, the correct answer is "None of the above" as all the options mentioned are computer languages that are written.

Explanation
The correct answer is 1987. This means that the item being referred to was first released in the year 1987.

Explanation
The latest version was created in 2001.

Explanation
The question asks which language the information is not available in. The options given are English, Latin, French, and "None of the above". The correct answer is "None of the above" because it implies that the information is available in all the languages mentioned in the options, which are English, Latin, and French.