A visa is an official endorsement or document affixed to a passport that permits the holder to enter, leave, or stay for a specified period in a country.

Visas can vary depending on the purpose of travel. Common types include:

• Tourist Visa: For leisure or visiting friends/family.
• Business Visa: For business-related activities like meetings, conferences, or negotiations.
• Student Visa: For studying in a foreign country.
• Work Visa: For employment or work-related activities.
• Transit Visa: For passing through a country en route to another destination.
• Diplomatic/Official Visa: For diplomats, government officials, or representatives of international organizations.
• Residence Visa: For long-term residence in a foreign country.
• Spouse or Family Visa: For accompanying or joining family members who are residents or citizens of a foreign country.
• Medical Visa: For seeking medical treatment in a foreign country.

Choose the type of visa based on the purpose of your travel. Each type has specific requirements and restrictions. For example, if you're traveling for tourism, a tourist visa is appropriate. If you're attending a conference, a business visa might be necessary.

• Single-entry visa: Allows you to enter the country only once during the validity period of the visa.
• Multiple-entry visa: Allows you to enter and exit the country multiple times within the validity period of the visa.

Changing visa types after entry into a country is usually difficult and may require leaving the country and applying for a new visa from abroad. It's important to plan your visa type and duration carefully before traveling.

Nationals of certain countries may obtain a visa on arrival or may be eligible for visa-free entry to Dubai. However, many nationalities require a visa prior to arrival including India.

Yes, most visitors to Saudi Arabia require a visa. The visa requirements depend on your nationality and the purpose of your visit.