HTC Global Services Engineer Interview Questions and Answers

A router is a networking device that forwards data packets between computer networks. It operates at the network layer of the OSI model.

• Routes data packets between different networks

• Uses IP addresses to determine where to send data packets

• Can be wired or wireless

• Provides security features like firewall and NAT

• Examples: Cisco, Netgear, TP-Link

An old telephone system works by transmitting analog signals through copper wires to connect callers.

• Old telephone systems use copper wires to transmit analog signals between callers

• The signals are converted into sound waves at the microphone, transmitted through the wires, and converted back into sound at the receiver

• Calls are connected through a series of switches and exchanges

• Rotary dial phones use pulses to signal ...read more

Actions speak louder than words.

• This proverb reflects my belief in the importance of demonstrating one's abilities through actions rather than just talking about them.

• I believe in the power of hard work and dedication to achieve success.

• I prioritize showing results and delivering on promises over making empty promises.

• An example of this in my work is consistently meeting deadlines and exceeding expectations through my ...read more

var, let, const are used to declare variables in JavaScript. 'this' keyword refers to the current object.

• var is function-scoped, let is block-scoped, const is block-scoped and cannot be reassigned

• 'this' keyword refers to the current object in which it is used

• Example: var x = 10; let y = 20; const z = 30; this.name = 'John';