Which of the following is NOT an operating system?
MS-Excel
Operating System Fundamentals
An operating system (OS) is system software that manages computer hardware, software resources, and provides common services for computer programs. It acts as an intermediary between the user and the computer hardware.
Analyzing the Options
- Unix: A family of multitasking, multiuser computer operating systems.
- Ubuntu: A popular Linux distribution, which is an operating system.
- MS-DOS: Microsoft Disk Operating System, an early OS from Microsoft.
- MS-Excel: A spreadsheet application developed by Microsoft. It runs on an operating system, but is not an OS itself.
Identifying the Application Software
Based on the definitions, MS-Excel is the only option listed that is application software, designed for specific tasks like data calculation and analysis, rather than managing the core functions of the computer.
Conclusion
Therefore, MS-Excel is NOT an operating system.
Important Questions from Miscellaneous
A stone is thrown horizontally from the top of a 20 m high building with a speed of 12 m/s. It hits the ground at a distance R from the building. Taking g = 10 m/s2 and neglecting air resistance will give :
A mass is attached to a spring that hangs vertically. The extension produced in the spring is 6 cm on Earth. The acceleration due to gravity on the surface of the Moon is one-sixth of its value on the surface of the Earth. The extension of the spring on the Moon would be:
Directions: Each item in this section consists of a sentence with an underlined word followed by four words (a), (b), (c), and (d). Select the option that is opposite in meaning to the underlined word and mark your response in your Answer Sheet accordingly.
The deluge affected the population.The major source of vitamins and minerals for vegetarians is
Which of the following statements about the Deccan Riots Commission is/are correct?
1. The Commission did not hold enquiries in the districts which were not affected.
2. The Commission did record the statements of ryots, sahukars and eye-witnesses.
Select the correct answer using the code given below:
