Practice Declaration and Initialization of Arrays - 8.3 | 8. Arrays | ICSE Class 10 Computer Applications
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8.3 - Declaration and Initialization of Arrays

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the syntax for declaring a float array named 'prices'?

💡 Hint: Remember the data type followed by brackets.

Question 2

Easy

How do you initialize an integer array of size 10 called 'scores'?

💡 Hint: First, declare the array, then allocate memory.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does it mean to declare an array?

  • It means to assign values.
  • It means to set its size.
  • It means to define its type and name.

💡 Hint: Think about what the program needs to know before you use an array.

Question 2

True or False: The size of an array can be changed after it has been initialized.

  • True
  • False

💡 Hint: Consider what happens if you want to store more items than you have space for.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

You need an array to hold a list of your 10 favorite fruits. Write the code to declare and initialize this array. Include the type and size.

💡 Hint: Start by identifying the data type you wish to store.

Question 2

Suppose you declared an integer array without initializing it. How would you check its length, and what error might occur? Create the code snippet and discuss potential issues.

💡 Hint: Remember that an uninitialized array does not point to any memory.

Challenge and get performance evaluation