UNIT NO.3
Digital Skills
(Solved Exercise)
Tick (✓) the correct option.
Answers are given at the end of the book.
Briefly answer the following question:
1. What is Search engine? Discuss any two.
Answers:
Search Engine
A search engine is a website that allows us to search for information on the internet. Popular examples of the search engines include Google, Yahoo, Kidzsearch, Ask and Microsoft Bing.
Google Search Engine
Google Search Engine is one of the world’s most popular and widely used search engines. Its powerful indexing algorithms and user friendly interface make it a very popular web search engine. So you can find information quickly and easily with the help of Google search engine.
Microsoft Bing
Bing is a web search engine developed by Microsoft, offering a wide range of search services, including web, image, video, and news searches. It competes with Google as one of the major search engines globally.
2. Differentiate between 2D and 3D Shapes?
Answers:
2D shapes
2D shapes in Geometry are defined as shapes with two dimensions such as Length and width. These shapes exist in a single plane and have no depth/height or thickness. For example circle, rectangle, triangle etc.
3D shapes
3D shapes in Geometry are defined as shapes with three dimensions such as Length, width and height. For example cube, sphere, cylinder etc.
3. Define software.
Answers:
Software is defined as a set of instructions, data and programs that are used to operate computer and perform a specific task. For example Windows, Android, Word Processor, Web browsers etc.
4. Differentiate between utility software and device drivers.
Answers:
Utility Software
Utility Software is also known as Service program or utility program. A utility program is an application that performs management tasks related to the functions of the computer. There are several types of utility software which are as follow:
• Antivirus
• File management tools
• Disk cleanup tool
Device Drivers
Device Drivers enable the computer hardware components to communicate with the computer. e.g. printer driver and sound drivers.
5. Enlist Language Translators.
Answers:
• Assembler
• Compiler
• Interpreter
6. Write a note on Snipping tools in windows.
Answers:
Snipping tool
Snipping tools are used to take the screen shots of a specified area on screen. To open this built-in snipping tool on Window 10 and 11, press the Windows + shift + S
7. Write down the usage of Notification area in windows.
Answers:
Notification area
The notification area is found on the right side of the taskbar. It shows the date and time as well as the icons that show information about some programs like battery, WIFI, volume, Calendar and action center.
8. Differentiate between file and folder.
Answers:
File
A file can be defined as a common storage unit on the computer. This stored information can be a text, photo, audio, video, document or a presentation.
Folder
A folder (directory) is a collection of files in order to organize them on a storage device. This is a virtual place for documents, applications and data. A folder can also have other folders in it as its sub folders. These folders can be moved, retrieved and manipulated as one entity.
9. What is productivity software?
Answers:
Productivity Software
These are used to produce information in form of a text document. Spreadsheets, presentations, digital art and digital painting, etc.
10 . Discuss Educational software.
Answers:
Educational Software
These are primarily used to enhance and assist the learning skills. We use these software to seek assistance when we are making researches and developing on the educational grounds. Educational games, Google maps, and tutorials are the examples to such kind of software.
Answer the following questions in detail:
1.Discuss system software.
Answer:
System software:
System software refers to the set of useful programs that can be found of every computer. One of the most important system software is Operating system. System Software is a type of program that is designed to control and manage the computer’s internal and external resources. If we think of computer as a layered model the system software is considered as a primary interface between the hardware and user applications.
2. Discuss any two examples of operating systems.
Answer:
Windows
Windows is a graphical operating system developed by Microsoft. This operating system allows you to use the computer. It is for personal computers, work station and embedded system.
Mac
Mac OS is the computer operating software used by Apple desktop and laptops. Mac OS was introduced in 1984 to run Macintosh Personal computers.
3. Write down the functions of OS.
Answer:
Functions of Operating system
Some of the main functions of an operating system are to do the following:
Booting Process:
Completes its own loading into the main storage once the computer starts.
Security Management:
Manages the security of the user accounts.
Application Management:
Enables the user to install and use the application programs on the computer.
Memory Management:
Organizes the use of memory and processing time between user and programs.
File Management:
Enables the user to save, load, delete rename, print and copy files.
Device Management:
Controls the use of peripherals such as disk drivers and printers.
Coordination between Software and User:
Provide an interface between the user and the computer software and hardware.
4. What is application software? List down its types.
Answer:
Application Software
Software that is developed to aid the user to perform a specific task is known as application software. The different kinds of application software are:
1. Entertainment Software
2. Productivity Software
3. Educational and Reference Software
5. Write a note on web browsers.
Answer:
Web Browser:
The web browser is application software that opens Webpages to allow us to view information from the internet. There are several examples of web browsers, such as Internet Explorer, Google Chrome, Opera, Safari and Mozilla Firefox. A browser can access information on World Wide Web (WWW) and display it on your computer or mobile device. World Wide Web can be defined as a Global collection of websites that the computer user can access via internet.