1. The input device is the device that provides data and control signals to the computer.

2. Major examples of input devices -

- Keyboard, Mouse, Scanner, Joystick, Microphone, Magnetic Ink Character Recognition (MICR), Optical Character Reader (OCR), Touchpad, Touch Screen, Webcam.

There are many types of cyber threats, including:

1. Spam Email: Spam email is a type of cyber threat which is done by sending unsolicited emails. Spam emails are often used to spread advertisements, scams, or viruses.

2. Hacking: Hacking is a type of cyber threat that involves gaining unauthorized access to a computer system or network. Hackers often use hacking to steal data, damage systems, or intercept transactions.

3. Phishing: Phishing is a type of cyber threat in which victims are tricked into providing their personal information, such as passwords or credit card numbers. Phishing attacks are often carried out via email, social media, or websites.

4. Viruses: Viruses are a type of malware that can infect a computer system and damage data, slow down the system, or even disable it. Viruses often spread through spam emails, infected files, or physical media.

5. Worm: A worm is a type of malware that can copy itself from a computer system and spread from one system to another. Worms often spread via email, infected files, or physical media.

6. Denial-of-Service (DoS) attacks: DoS attacks are a type of cyber threat that is used to disable a website or service. DoS attacks are often carried out using large amounts of traffic or resources.

7. Load Ballast Attacks: Load ballast attacks are a type of DoS attack in which a large amount of data is sent to a website or service. Load ballast attacks are often carried out to disable a website or service.

8. Human-based attacks: Human-based attacks are a type of cyberattack that target people. Human-based attacks can include phishing, social engineering, and cyberpsychology.

9. Physical Attacks: Physical attacks are a type of cyberattack that targets the physical components of a computer system or network. Physical attacks could include data centre fires or power outages.

1. The file extension in PowerPoint 2010 is .pptx.

2. It is an open XML (Open XML) format used in PowerPoint 2007 and later versions.

3. .pptx files can also be opened with other presentation software, such as OpenOffice Impress, Google Slides, and Apple Keynote.

1. File menu in PowerPoint 2010 is also called Backstage View. This is a new interface that Microsoft introduced in Office 2010. In Backstage View, all the File menu options are organized in one place, making them easy to find and use.

2. The main creators of MS PowerPoint software are Robert Gaskins and Dennis Austin, which was launched in 1987.

3. Education, marketing, business, etc. are areas where PPT is extremely useful.

1. M.S. The following charts can be created in Excel.

- Column - Chart

- line chart

- Pie chart

- Donut chart

- Bar chart

- Area Chart

- XY (Scatter) chart

- Bubble chart

- Stock Chart

- Surface Chart

- Radar chart

- Combo chart

1. In MS Excel, the text option is used for formatting the cell's content.

2. Under the formatting of text, alignment of the font in the cell, style of font, the colour of font, bold, italics, underline, fill colour, border colour, the format of numbers, format of date, format of decimal digits, wrap text ( Wrapping text), Shrink to fit, Orientation (vertically and horizontally), etc.

3. Use the following steps for formatting the text-

1. Select the cells or range that need to be formatted.

2. Select the Cell option from the Format menu on the menu bar.

3. You will get different tabs for different formats.

4. Click on the Font tab and do the formatting as required.

5. Finally click on the OK button.

Can be placed in a cell of Microsoft Excel.

- Number

- Text

- Formula