Question

a) What is System software? Explain OS? 1
b) Explain Third generation computers and its key features? 1
c) Distinguish between CPU and ALU 1
d) Convert 78 into binary number 1
e) What is cyber Phishing and cyber Farming? 1
f) What are cookies? How are they used by websites to track you? 1
g) Write some active protections against viruses, Adware, Spyware 1
h) Anu wanted to gift his brother a mobile or a wrist watch. So he searched for many Electronics
items and wrist watches online. But after that every time he goes online, his web-browser shows him
advertisements about Electronics items and wrist watches.
(a) Why is this happening?1
(b) How could have Anu avoided them?1
(c) How can Anu get rid of this now?1
i) What is digital Signature? 1
1) who discover python?1​

Answer 1

Answer:

System software is a type of computer program that is designed to run a computer's hardware and application programs. If we think of the computer system as a layered model, the system software is the interface between the hardware and user applications. ... The OS manages all the other programs in a computer.

Explanation:

Characteristics of third generation computers include: Integrated circuits instead of individual transistors. Smaller, cheaper, more efficient and faster than second generation computers. High-level programming languages.