answer the following:- (Do any four) [16
a. Differentiate between <UL>and <OL>tags.
b. Write four advantages of internet.
c. What is a computer virus?
d. Briey explain the octal number system.
e. What is a modem?
Answers
A) <Ul> or bulleted list is an unordered list which means that the items in this list are not placed in a specific order. <OL> or numbered list ,the items are placed in the specific order and prefaced with a number.
B) 1) Internet is the best source to get information on various topics to improve knowledge.
2) Now we can easily connect to the whole world within a few seconds.
3) Using internet, we can show our talents and skill to the whole world.
4) Most banks now provide their services online, which is fast and secure.
C) can't answer rude words are there...
D)The octal numeral system, or oct for short, is the base-8 number system, and uses the digits 0 to 7. Octal numerals can be made from binary numerals by grouping consecutive binary digits into groups of three (starting from the right). For example, the binary representation for decimal 74 is 1001010.
E)modulator-demodulator, or simply a modem, is a hardware device that converts data from a digital format, intended for communication directly between devices with specialized wiring, into one suitable for a transmission medium such as telephone lines or radio.