Most of modern access points can serve as a switch too. So the answer is yes, if your access point has lan ports.
No, but you are going to need a wireless router, also known as an access point, between the laptop and the cable modem.
WAP, or Wireless Access Point
Access Point (AP)
allows a single computer to connect to a LAN allows a single computer to connect to a LAN
With a LAN cable and a switch
It is when you connect 2 computers with a LAN cable
Crossover Cable (T568A on one end, T568B on the other)
If you want to connect two routers with a wire you have use a straight lan cable NOT crossover cable.
It's possible but doesnt' worth it, just buy a lan cable.
Through cross lan cabel we connect pc to pc.
Lan Card provides a port for a network cable to connect the pc to a network.. LAN : Local area network or Ethernet Card and Network Card
A LAN is a "Local Area Network". Your cable box is providing one or more Ethernet ports by means of which you can access the Internet.