ICSE Class 5 Computer Studies — Flashcards for Quick Revision

A: Charles Babbage is known as the Father of Computers. He designed the Difference Engine and the Analytical Engine in the 1800s, which were early models of computers. Though they were never fully built

A: The Abacus is the first calculating device, invented by the Egyptians and later improved by the Chinese and Japanese. It has beads on rods that help in counting and doing simple math. It is still used

A: An Abacus has a wooden frame with vertical rods and beads. The top row (Heaven) has 2 beads, each worth 5. The bottom row (Earth) has 5 beads, each worth 1. By sliding beads toward the middle bar, we

A: Software is a set of programs that tell the computer what to do. It helps the hardware (physical parts) work properly. Without software, a computer cannot function. For example, an operating system or

A: Hardware refers to the physical parts of a computer like monitor, keyboard, and CPU. Software refers to programs or instructions that run on the computer. Hardware is touched, while software is seen o

A: The two main types of software are: 1) System Software – manages the computer (like operating systems), and 2) Application Software – helps users do specific tasks (like typing or playing music).

A: A Word Processor is a software used to create, edit, and format documents like letters, reports, and stories. It helps us type text, change fonts, add pictures, and make our work look neat and profess

A: The three main categories are: 1. Formatting Tools (like Format Painter, Superscript), 2. Editing Tools (like Header, Footer, Page Break), and 3. Drawing Tools (like Shapes, Borders). These tools help

A: The Format Painter tool copies the formatting (like font size, color, style) from one piece of text and applies it to another. It's like using a paintbrush to copy styles. Example: If you have a blue,