Programmingway@Eklavya Technosys!: Computer Solutions || Class-4 || Computer for Scho...

Programmingway@Eklavya Technosys!: Computer Solutions || Class-4 || Computer for Scho...:  1) Choose correct one :- 1) The step by step plan of solution for solving a problem is called ____. a) Algorithm   b) Internet  c) URL d) M...

Computer Solutions || Class-4 || Computer for School Students

 1) Choose correct one :-

1) The step by step plan of solution for solving a problem is called ____.

a) Algorithm 

b) Internet 

c) URL

d) MS - Word

2) An algorithm has ____ number of inputs.

a) Infinite

b) Finite

c) Less

d) More

3) There are ___ blocks in scratch junior.

a) 4

b) 5

c) 6

d) 7

4) Character of scratch junior is ____.

a) Arjun

b) Chota Bhim 

c) Spite

d) Sprite 

5) _____ is the first step in problem solving in an algorithm.

a) Finite

b) Infinite

c) Identification 

d) Input 

6) Repeat can be used to draw ____.

a) Polygons 

b) Circle

c) Square 

d) All of these

7) Which one is the short form of pen down.

a) PT

b) PS

c) PD

d) PU

8) To insert page number, we click on the ____.

a) Insert Tab

b) Page Tab

c) View Tab

d) None of these 

9) Which device is used to read barcodes.

a) Register 

b) MU

c) CPU

d) Bar Code Reader

10) Which pointing device is used for playing games.

a) Joystick 

b) Mouse 

c) Keyboard 

d) None of these 

2) Answer in one word or line:-

i) What command we will give to move turtle 70 steps forward.

Answer - FD

ii) Which screen is known as main screen.

Answer - Graphics screen 

iii) What's the used of short cut key Ctrl + N.

Answer - New 

iv) Name any one characteristics of algorithm.

Answer - Finite

v) The cursor of LOGO is of which shape.

Answer - Triangle 

vi) A collection of pages with information is known as ____.

Answer - Website

vii) What is the full form of WWW?

Answer - World Wide Web 

viii) ____ is the process of writing instructions in a computer understanding language.

Answer - Coding 

ix) Name any one search engine.

Answer - Google 

x) QR stands for what,?

Answer - Quick Response 

3) Fill in the blanks:-

i) Cursor is also known as Insertion Point.

ii) Bye Primitive is used to exit from LOGO.

iii) An algorithm has Finite number of inputs.

iv) Scratch junior is an easy to learn coding platform.

v) Refresh button is used to reload the page.

4) Match the following:-

i) Mouse ----> b) U Shape 

ii) Monitor -----> a) Output device 

iii) Sum -----> e) Used to add

iv) Google ------> c) Search Engine 

v) Programming language ----> d) C, C++

5) Write True or False:-

i) Two web pages have the same address. F

ii) The say action belongs to motion block. F

iii) Algorithm are written in common language. T

iv) Yahoo is not a search engine. F

v) 'Ctrl + =' key is used to make subscript text. T

6) Answer the following questions:-

i) What is search engine? Give some examples.

ii) Name some components of scratch junior.

iii) Write the command to draw

a) Triangle 100 steps each side.

b) Square 80 steps each side.

iv) Write some name of LOGO Primitives.

v) Write an algorithm to go to market and buy a book.

Computer Solutions || Class 7 ||

1) Write full forms of the following:-
a) OL - Order List
b) LSD - Least Significant Digit 
c) JPEG - Joint Photographic Expert Group 
d) DBMS - Database Management System 
e) ASCII - American Standard code for information interchange 

2) Convert Binary number to Decimal number. 
a) (11101)2

3) Convert Hexadecimal number to Decimal number.
b) (7AB)16

4) Multiple Choice questions -
a) It is a messenger between hardware and the application program -
i) System Software
ii) Application Software 
iii) Operating System 
iv) Utilities 

b) It is an effective way to organise and summarize data - 
i) Report 
ii) Form
iii) Query
iv) Stage 

c) Which of the following is related with the application of internet?
i) e-Shopping
ii) Online Education 
iii) e-Mail
iv) All of these 

d) Which of the following is empty tag?
i)    
ii)   
iii)  
iv)   

e) Which sub block is used to repeat an action?
i) When clicked 
ii) Look
iii) Forever 
iv) Event 

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