Answer:
The User Datagram Protocol (UDP) is called the connectionless protocol because:
It does not attempt to fix bad packets or resend lost packets.
Explanation:
Ports are openings or entrance doors through which data packages have access to a PC or server. TCP and UDP are transport protocols with port numbers. TCP means Transmission Control Protocol. They are used to connect two devices over the internet and other networks. UDP means User Datagram Protocol. They are used to connect applications and to speed the transfer of data. Comparatively, UDP is faster, simpler, and more efficient than TCP. TCP enables retransmission of lost data packets, which UDP cannot do.
D. A spike of electricity. They are fast and have a short duration.
Answer:
Although the primary goal of a political machine is keeping itself in power rather than providing good government, machines have been responsible for restructuring city governments to centralize authority, improving facilities and services, helping to assimilate immigrant groups, and encouraging the growth of business and industry. Supporters of political machines say that they “work” and that consolidating power in the hands of a boss.
Explanation:a political machine is a political group in which an authoritative leader or small group command the support of a corps of supporters and businesses
I found that,
On the basis of Model, computer is classified as: XT Computer (Extra Technology): It cannot support GUI based operating system. Its processing speed is 4.77 MHz and Intel 8080, 8086, 8088 series of microprocessors is used. PS/2 Computer: It is a laptop computer which is rechargeable and battery based system.
