7TH COMPUTER REVISION- ANSWER KEY: 1. Name the different types of conditional statements in Python. ans) If, elif, else 2. Define looping statements in Python. Give any two types of looping statements. ans) This statement is used to execute a set of instructions multiple times. Eg: while loop, for loop. 3. List the different types of arithmetic operators in Python. ans)Addition(+) , Subtraction(-) , Multiplication(*) , Division(/). 4. Write a program in Python to print the first 5 multiples of 3 using range function. ans) 5. Write a program in Python to display whether the number is positive or negative. ans) 6. Analyse the given code and write the output: n=1 while n<=10: print(n) n=n+1 ans) 7. Differentiate between runtime error and syntax error in Python. ans) SYNTAX ERROR RUNTIME ERROR Syntax error occurs when certain rules are not followed. Eg: i)Missing parentheses , colon ,comma. ...
POISONOUS ANIMALS : 1. The most poisonous fish: "STONEFISH" 2. The most poisonous snake: "INLAND TAIPAN" 3. The most poisonous spider: "BRAZILIAN WANDERING SPIDER" 4. The most poisonous scorpion: "FAT-TAIL SCORPION" 5. The most poisonous frog: "GOLDEN POISONOUS DART FROG" 6. The most poisonous octopus: "BLUE-RINGED OCTOPUS" 7. The most poisonous snail: "GEOGRAPHIC CONE SNAIL" 8. The most poisonous ant: "BULLDOG ANT"
LESSON: *Data Handling *lines and angles *linear equation *triangle and its properties *comparing quantities *area and perimeter DATA HANDLING: FREQUENCY : Number of times a particular observation occurs is called its Frequency. ARITHMETIC MEAN: Average of data. Mean= sum of all observation Total number of observation RANGE: Highest observation– Lowest Observation. MEDIAN: Middle Number , arranged is ascending or descending order. MODE: The number which is most repeated or frequent in a set of data.{more than one mode can be also there.} OUTLIER OF THE DATA : Extreme different from the set of other numbers in a data, It can be very high or very low number. {not necessary to have for all set of data.} CARTESIAN PLANE X axis: Horizontal scale Abscissa Y axis: Vertical scale Ordinate PROBABILITY: CHANCE OF SOMETHING = ...
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