Entercoms Hardware & Network Support Engineer Interview Questions, Process, and Tips

BOOT processing is the sequence of events that occur when a computer system is turned on.

• The BIOS performs a Power-On Self Test (POST)

• The BIOS loads the bootloader from the boot device

• The bootloader loads the operating system kernel

• The kernel initializes the hardware and starts system services

• The login screen is displayed for the user to log in

Internet is a global network of interconnected computers and servers that communicate with each other using standardized protocols.

• Internet is a network of networks

• It allows communication and sharing of information across the globe

• It uses standardized protocols such as TCP/IP

• Examples of internet services include email, web browsing, and online gaming

There are several types of networks, including LAN, WAN, MAN, WLAN, VPN, and CAN.

• Local Area Network (LAN)

• Wide Area Network (WAN)

• Metropolitan Area Network (MAN)

• Wireless Local Area Network (WLAN)

• Virtual Private Network (VPN)

• Campus Area Network (CAN)

The internet works through a global network of interconnected computers and servers that communicate with each other using standardized communication protocols.

• The internet is a network of networks that connects millions of devices worldwide

• Data is transmitted through a series of routers and switches

• The internet uses standardized communication protocols such as TCP/IP

• Websites and other online resources are hosted on se...read more