# 10th Class Computer Science Chapter 04 MCQs with Answers

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## 10th Class Computer Science Chapter 04 MCQs with Answers

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This is a free platform for students to prepare for Computer Science Exams for Class 10 to get the best accomplishments in annual exams. 10th class Students can analyze themself by attempting this online test system as many times as they want until they find themself fully prepared. 10th Class Computer Science Chapters include Ch#1 Problem Solving, Ch#2 Data Types, Assignment and I/O Statements, Ch#3 Control Structure, Ch#4 Arrays, Ch#5 Subprogram and File Handling, Ch#6 Graphics in Basic and Ch#7 Microsoft Word

### MCQs Class 10 Computer Science with Answers

The purpose of these online MCQs tests is to help you evaluate your 10th Class Computer Science Chapter 04 MCQs. These Multiple Choice Questions (MCQs) will prepare you for your academic success in the 10th Class Exams.

### What are Arrays?

In computer science, an array data structure, or simply an array, is a data structure consisting of a collection of elements, each identified by at least one array index or key. An array is stored such that the position of each element can be computed from its index tuple by a mathematical formula.

Chapter No:4 Arrays

1 Which of the following is written inside pair of brackets with name of array?

(a) Index

(b) Element name

(c) Array name

(d) None

2 How many type of arrays?

(a) 1

(b) 2

(c) 3

(d) 4

3 During program execution A is used following the array name to designate a specific array element.

(a) Subscript

(b) Superscript

(c) Sorting script

(d) Searching script

4 The loop allows us to excess the elements of an array in sequential order.

(a) Do

(b) Subscript

(c) Superscript

(d) None

5 Which of the following is used to process large volume of data of same type?

(a) Arrays

(b) Loops

(c) Algorithms

(d) Flowchart

6 Arrays are also called

(a) Lists

(b) Tables

(c) Both a & b

(d) None

7 We can read write contents of array by

(a) Using loop

(b) Declaring variable

(c) Typing the array name

(d) Subscript

8 What is true about a DIM statement in BASIC?

(a) It defines the size of an array

(b) It does not define a subscripted variable

(c) Variables appearing in the statement are separated by semicolons

(d) None

9 How many elements of array are automatically adjusted by BASIC?

(a) 10

(b) 100

(c) 12

(d) 5

10 Which of the following statement is used to declare large array having more than 11 elements?

(a) PRINT

(b) LET

(c) DIM

(d) INPUT

11 Arrays are also used to manage the programmers life

(a) Difficult

(b) Easy

(c) Zero

(d) None

12 First subscript of an array is

(a) Zero

(b) One

(c) Two

(d) Three

13 If A is a numeric type array and we writ A( 5 ) = 10, it means

(a) A= 5

(b) A= 10

(c) Put 10 in 5th element

(d) Put 5 in 10th element

14 Suppose Z\$(5)= 30 and Z\$(10)=40, if we write Print Z\$(N) where N=5 what will be print?

(a) 5

(b) 30

(C) 10

(d) N

15 If K = 100 and Num (K ) = 50 it means

(a) Assigning 100 to the 50th element of array Num

(b) Assigning 50 to the 100th element of array Num

(c) Assigning K to the 50th element of array Num

(d)None

16 Which of the following is a set of like variables arranged in a sequence?

(a) Arrays

(b) Loops

(c) Both a& b

(d) None

17 Each memory location holds a single value which is called?

(a) Number

(b) Element of Array

(c) Location

(d) Value

18 What is not true about the subscript of an array in BASIC?

(a) A subscript can not be zero

(b) They must be put in parentheses

(c) The value of a subscript must be a positive integer

(d) All

19 Which of the following statement is used to access and print data of array on screen?

(a) PRINT

(b) LET

(c) DIM

(d) INPUT

20 The statement P ( 15 ) will reserve memory locations

(a) 14

(b) 15

(c) 16

(d) All

21 Arrays are used in application

(a) One

(b) Not any

(c) Many

(d) None

22 That procedure to putting the data in an array is called

(a) Filling an array

(b) Empting array

(c) Writing array

(d) None

23 In BASIC a single DIM statement may declare

(a) String

(b) Numeric

(c) Both a & b

(d) None

24 In the BASIC statement change A\$ to B, B must be

(a) String

(b) Numeral

(c) An array

(d) None

25 In two dimension array when dimension is not mentioned the array should not have more than elements

(a) 10

(b) 100

(c) 110

(d) 121

26 Which of the following statement is used to find the largest value from an array?

(a) INPUT

(C) ON….ERROR… GOTO

(d) None

27 Which of the following is not a valid subscript?

(a) NUM ( 10 )

(b) A (2)

(c) B (4)

(d) A(-2)

28 GW- BASIC provides an array for string 10 elements from

(a) 0 to 9

(b) 1 to 9

(c) 0 to 10

(d) 1 to 10

29 The position number of the array is called

(a) Element of array

(b) Location

(c) Subscript

(d) None

30 The minimum value for a subscript is always assumed to be

(a) 0

(b) 1

(c) 2

(d) 3

31 Which of the following is the first element value of the array?

(a) 4

(b) 3

(c) 2

(d) 0

32 Table elements may be assignee values by use of the statements

(b) LET

(c) INPUT

(d) All

33 What must be declared at the beginning of a BASIC program, if an array is to be used

(a) Array name only

(b) Array size only

(c) Both a & b

(d) None

34 An element of an array is mentioned by its

(a) Subscript

(b) Array

(c) Object

(d) None

35 Name of element Dimension statement uses the keyword

(a) DMS

(b) DS

(c) DIM

(d) DM

36 One dimensional array is referred to as a

(a) Lists

(b) Tables

(c) Both a & b

(d) None

37 Two dimensional array is referred to as a

(a) Lists

(b) Tables

(c) Both a & b

(d) None

38 Roll ( 11 ) is a array of elements

(a) 10

(b) 8

(c) 11

(d) 4

39 According to data types Arrays is of types

(a) Four

(b) Three

(c) Two

(d) One

40 Maximum number of elements per dimension is

(a) 10

(b) 255

(c) 32767

(d) None

41 The doubly subscripted variable P (3,2 ) specifies the data element present

(a) Column 3 and Row 2

(b) Column 3 and Column 2

(c) Column 2 and Row 3

(d) Row 3 and Row 2

42 The statement DIM ( 50, 20 ) would reserve

(a) 70 Locations

(b) 100 Locations

(c) 1000 Locations

(d) 10 Locations

43 Rearranging the list of an array is called

(a) Arrays

(b) Sorting

(c) Sequence

(d) Subscript

44 Z (2, 2) is an example of array

(a) Single dimension

(b) Double dimension

(c) Multi dimension

(d) Uni dimension

45 In two dimensional array the subscripts are separated by

(a) Colon

(b) Semi colon

(c) Point

(d) Comma

46 Arrays deals in numbers is called

(a) Numeric array

(b) String array

(c) Both a & b

(d) None

47 Arrays deals in string is called

(a) Numeric array

(b) String array

(c) Both a & b

(d) None

48 The statement DIM C (30,50) would reserves

(a) 80 locations

(b) 500 locations

(c) 1800 locations

(d) 150 locations

49 By default index value is

(a) 0

(b) 10

(c) 100

(d) 1000

50 GW-BASIC provides an array for:

(a) 10 elements

(b) 20 elements

(c) 100 elements

(d) 9 elements