CBSE Class 11 Computer Science Array Part 1 Assignment

Question: Array is a name _
a. Array Variable
b. A Keyword
c. A Common name given to set of elements
d. None of these
Answer: A Common name given to set of elements

Question: Array subscript in C is always begins with ______
a. -1
b. 0
c. 1
d. any value
Answer: 0

Question: In C language, Square brackets [] are used for ______
a. Function
b. Array
c. Statement
d. All of these
Answer: Arrays

Question: The maximum no of elements in the declaration int a[4][5]; will be ___
a. 28
b. 32
c. 20
d. 9
Answer: 20

Question: If the declaration is int a[10]; then identify which of the following is the wrong?
a. a[-1]
b. a[0]
c. a[1]
d. a[9]
Answer: a[-1]

Write True or False

Question: An array is set of same type of values
Answer: True

Question: Array elements are contiguous in memory.
Answer: True

Question: It will be an error if array size is lesser than the size of array initialization.
Answer: False

Question: An Array can be initialized in the declaration statement.
Answer: True

Write the appropriate word or result

Question: If we remove the size from the array declaration int x[size]; than what type of variable will it become?
Answer: A Simple type of variable

Question: In an array declaration, [ ] helps to define the size of _
Answer: Array

Question: When we prefer to use loops in array, then array size must be _
Answer: known

Question: What will be stored in the array cells when we write int x[5]={8,-2,20,26,-1000};

Question: How can we declare array named data with 50 elements? What will be its upper bound?
Answer: int data[50]; and 49 will be its upper bound

Question: What is the meaning of the given statements? a=4; num[a]=7;
Answer: This statement stores 7 at the 4th index of array num. In other words, it stores value 7 at the 5th location of
the array-num.

Question: What is the purpose of array initialization?
Answer: Its purpose is store values in array at the time of array declaration.

Short Questions of Exercise

Question: Write the difference between array and simple variable.
Answer: The difference between array and simple variable is given below:

Question: What the basic rules for naming arrays?
Answer: Basic rules for naming arrays are given below:
1, It must always begin with a character.
2. No special character except underscore (_) is allowed in array name.
3. Two consecutive underscores are not allowed.
4. Maximums no of characters can be 31 in array name.
5, Blank space is not allowed in the name of array
6. Keywords can not be used as the name of identifier.
7. Identifiers are case-sensitive.

Question: Write the Answer: s of following question with respect to array declaration: int amount[25];
a. No of elements in the array b. Lower and Upper Bounds of the array
Answer: a. No of elements in the array amount will be 25.
b. Lower Bound of the array will be 0 and upper bound will be 24.