1.Answer any one out of the following questions in about 40-60 words:-
(a) What is the role of system software? Explain any two system software.
Ans - System Software can be designed as the software in such a way so that it can control and work with computer hardware. It acts as an interface between the device and the end user. It also provides them platforms for the running of other software's. Example: operating systems, antivirus softwares etc.
b).What is applications software? Differentiate between generalized and customized application
Ans-Application software is a program or group of programs designed for end users. Examples of an application included a word processors, a spreadsheets etc. A customized general-purpose software package is a generalized software package that has been tailored to meet a user or firm's specific need. Areas of the software that can be customized include: Screen colour Page size and arrangement on the desktop.
2). Answer any one out of the following questions in about 40 - 60 words.
(a) Can we interact with a computer in which operating system is not installed?
Justify your answer.
Ans - we can, but your computer would stop working because Windows is the operating system, the software that makes it tick and provides a platform for programs, like your web browser, to run on. Without an operating system your laptop is just a box of bits that do not know how to communicate with one another, or you.
b). How can files and folders be managed in your computer?
Ans - File management is organizing and keeping track of files and folders, helping you stay organized, so information is easily located. ... Windows allows you to organize folders and files in a file hierarchy, imitating the way you store paper documents in real folders.
3).Answer any one out of the following questions in about 40 - 60 words.
(a) How can you protect your document from unauthorized access?
Ans - In this article, the best tips and techniques are covered to prevent unauthorized computer or network access.
- Install all Security Patches. ...
- Browsing the Internet? ...
- Keep the Firewall On. ...
- Carefully Read your Email Messages and Know the Senders. ...
- Maintain a Proper Backup of your Data Online. ...
- Use Strong Passwords.
(b) Explain the three types of documents required in mail merge.
Ans - Mail Merge requires three types of documents:
(a) Main Document.
(b) Data Source, and
(c) Merge Document.
(a) Main Document:
In a Mail Merge operation, the personalized document (such as, a standard letter, or envelope, or mailing label) is known as the main document.
4). Answer any one out of the following questions in about 100 to 150 words.
(i) What is the average marks in Physics, Chemistry and Maths?
Chemistry: =AVERAGE(C2:C7) = 82.66
Math: =AVERAGE (D2:D7) = 8.50
(ii) Display the maximum marks in Physics and Chemistry.
Physics : =MAX(B2:B7) = 95
Chemistry: =MAX(C2:C7) = 97
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