Field Support Engineer Interview Questions and Answers for Freshers

Wi-Fi is a wireless networking technology for local area networks, while WiMAX is a long-range wireless broadband technology.

• Wi-Fi operates over short distances, typically up to 100 meters indoors and 300 meters outdoors.

• WiMAX can cover larger areas, up to 30 miles, making it suitable for rural and suburban broadband access.

• Wi-Fi is commonly used in homes, cafes, and offices for internet access, e.g., connecting laptops and smartphones.

• WiMAX is often used by service providers...read more

A diesel engine is an internal combustion engine that uses compression ignition to burn fuel, typically diesel fuel.

• Diesel engines do not require spark plugs for ignition

• They are more fuel efficient than gasoline engines

• Commonly used in trucks, buses, and heavy machinery

GSM (Global System for Mobile Communications) is a standard for mobile networks, enabling voice and data services globally.

• GSM was developed in the 1980s and is widely used for mobile communication.

• It operates on various frequency bands, primarily 900 MHz and 1800 MHz.

• GSM uses a time division multiple access (TDMA) technique to allow multiple users on the same frequency.

• It supports services like SMS (Short Message Service) and mobile internet access.

• GSM networks are secured t...read more