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REVISIT
▶ An algorithm is a set of step-by-step instructions in a sequential manner to solve a problem.
▶ The raw data is collected, filtered, sorted, processed, analysed, stored, and then presented in a readable format,
called information.
▶ Conditional statements are used in a program to instruct the computer to make a decision.
1. Tick ( ) the correct option.
a. What is a flowchart?
(i) A type of computer virus (ii) A type of computer
(iii) A pictorial representation of an algorithm (iv) A type of computer processor
b. Which of the following languages can a computer understand?
(i) Binary language (ii) High level language
(iii) English language (iv) Hindi language
c. Electrical signal 1 stands for and 0 stands for .
(i) OFF, ON (ii) ON, OFF
(iii) NO, YES (iv) EVEN, ODD
2. Write 'T' for true and 'F' for false.
a. Data is processed information.
b. The number 6 is stored as 0101 in binary.
c. Computer converts the information into binary language.
d. The result of the computer’s decision for a condition will never be true.
e. ASCII stands for American Standard Code for Information Interchange.
3. Think and answer.
a. What is information processing?
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