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Monday, July 6, 2026

ICT SKILL-II?-CLASS-9-U-III-CH-2(2026-27):

CBSE SOLUTIONS-2026-27 ,
ICT SKILL-II?-CLASS-9-U-III-CH-2(2026-27):


CBSE-SOLUTIONS
CLASS-9
PART-A
UNIT-III Information Communication Technology
Chapter- 2: Computer System

A. Multiple Choice Questions
1. Computer is a/an ________ device.
(a) Electrical (b) Electronic (c) Mechanical (d) All of the above
Answer: (b) Electronic
2. The input unit of a computer:
(a) directs all other units
(b) retrieves data from CPU
(c) retrieves data from memory
(d) feeds data to the memory
Answer: (d) feeds data to the memory
3. Which one of the following is not a part of System Unit?
(a) Motherboard (b) Buses (c) CPU (d) ROM
Answer: (d) ROM
4. Which one of the following types of computers uses the concept of parallel processing?
(a) Micro computer (b) Mini computer (c) Supercomputer (d) Analog computer
Answer: (c) Supercomputer
5. Which of the following applications does not imply the multimedia?
(a) Banking (b) Education (c) Games (d) Communication
Answer: (a) Banking
6. ________ is a part of central processing unit.
(a) APU (b) ALU (c) VDU (d) CDROM
Answer: (b) ALU

B. State 'T' for True or 'F' for False
1. Laptops are more powerful than mainframe computers.
Answer: F
2. Analog computers are used for industry automation.
Answer: F
3. Buses and bays are not part of system unit.
Answer: F
4. Input Unit of a computer may use a keyboard or mouse or both.
Answer: T
5. Computers are used in education but not in communication.
Answer: F

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Saturday, July 4, 2026

ICT SKILL-II?-CLASS-9-U-III-CH-1(2026-27):

CBSE SOLUTIONS-2026-27 ,
ICT SKILL-II?-CLASS-9-U-III-CH-1(2026-27):


CBSE-SOLUTIONS
CLASS-9
PART-A
UNIT-III Information Communication Technology
Chapter- 1: ICT

A. Multiple Choice Questions
Q.1 Method used to transfer information to far off places instantly is called:
(a) information technology
(b) language
(c) data
(d) telecommunication
Answer: (d) telecommunication
Q.2 Method that is used to communicate information to far off places instantly is called:
(a) miscommunication
(b) telecommunication
(c) information technology
(d) electromagnetic communication
Answer: (b) telecommunication
Q.3 Scientific method to store information, to arrange it for proper use and to communicate it to others is called:
(a) miscommunication
(b) telecommunication
(c) information technology
(d) electromagnetic communication
Answer: (c) information technology
Q.4 Information and Communication Technology includes:
(a) Online Learning
(b) Web Based Learning
(c) Learning through the use of EDUSAT
(d) All of the above
Answer: (d) All of the above

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Sunday, June 28, 2026

ENTREPRENEURIAL SKILLS-II-CLASS-10-U-4(2026-27):

CBSE SOLUTIONS-2026-27 ,
ENTREPRENEURIAL SKILLS-II-CLASS-10-U-4(2026-27):

CBSE-SOLUTIONS
CLASS-10
PART-A
UNIT-IV ENTREPRENEURIAL SKILLS-II

A. Multiple Choice Questions
1. ________ refers to recruitment, selection, training, development and compensation of the employees in an organisation.
(a) Management        (b) Human Resource Management        (c) Entrepreneurs        (d) Employer
Answer: (b) Human Resource Management
2. An entrepreneur is a person who:
(a) Initiates, operates and undertakes the risk of starting a new business venture.
(b) Sees and imagines the world differently.
(c) Sees possibilities and solutions rather than obstacles and problems.
(d) All of the above
Answer: (d) All of the above
3.  Which of the following is a positive impact of entrepreneurship?
(a) Trade imbalance
(b) Promotion of innovation
(c) Both (a) and (b)
(d) Neither (a) nor (b)
Answer: (b) Promotion of innovation
4.  Small-scale entrepreneurship:
(a) Requires significant amount of capital investment.
(b) Is an altruistic form of entrepreneurship.
(c) Is labour intensive.
(d) Involves marketing as well as manufacturing of different agricultural products.
Answer: (c) Is labour intensive. (Small-scale units are typically labour-intensive and require relatively less capital.)
5. Managerial functions of an entrepreneur are:
(a) Supervision and control
(b) Communication skills
(c) Accounting
(d) Both (a) and (b)
Answer: (d) Both (a) and (b)
6. Entrepreneurship has a crucial role in the ________ of the society.
(a) Evolution
(b) Planning
(c) Functioning
(d) None of the above
Answer: (c) Functioning

B. State 'T' for True or 'F' for False
1. Entrepreneurship is the procedure followed by an entrepreneur to establish an enterprise.
Answer: True
2. There is an indirect relationship between entrepreneurship and society.
Answer: False 
3. When new businesses are started, the need for better infrastructure arises.
Answer: True
4. Society boosts entrepreneurship by creating needs and demands.
Answer: True
5. The entrepreneur's business venture does not generally reflect his personal values, attitudes, and beliefs.
Answer: False 
6. Nothing matters more than the business idea.
Answer: False 
7. One can acquire and develop entrepreneurial skills.
Answer: True
8. Entrepreneurship is a process of constant learning.
Answer: True
9. Entrepreneurs are not job seekers but they create opportunities of employment for people.
Answer: True
10. Entrepreneurs identify a need in the market and build a product or service for it.
Answer: True

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Tuesday, June 16, 2026

Exploring Data Science-CLASS-8-CH-3(2026-27):

CBSE SOLUTIONS-2026-27 ,
Exploring Data Science-CLASS-8-CH-3(2026-27):


CBSE SOLUTIONS-2026-27
CLASS-8
CHAPTER-3 EXPLORING DATA SCIENCE

Section A: Multiple Choice Questions (MCQs)
1. A method used to classify the output into a finite number of classes:
(A) Database (B) Online shopping (C) Classification (D) None of these
Answer: (C) Classification
2. If the number of output classes is two, then the classification is:
(A) Datasets (B) Binary classification (C) Both A & B (D) None of these
Answer: (B) Binary classification
3. They are responsible for handling large amounts of structured and unstructured data:
(A) Scientists (B) Economists (C) Data engineers (D) Data scientists
Answer: (C) Data engineers
4. A type of machine learning based on rewards and punishments:
(A) Reinforcement learning (B) Clustering learning (C) Supervised machine learning (D) Unsupervised machine learning
Answer: (A) Reinforcement learning
5. It is a component of data science:
(A) Billing (B) Gaming (C) Machine learning (D) Social media
Answer: (C) Machine learning

Section B: 
B.Write TRUE or FALSE.
1. The available data may have noise or unused information.
Answer: TRUE
2. To understand data in a better manner, different visualisation techniques must be used.
Answer: TRUE
3. The first and most important component of data science is the availability of relevant data.
Answer: TRUE
4. Data transportation can help to make predictions about unforeseen or future data.
Answer: FALSE
5. A data mining engineer is an expert who uses data to provide insights.
Answer: TRUE

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MS Excel-2021 Advance Featurers-Class-7-Ch-3(2026-27):

CBSE SOLUTIONS-2026-27 ,
MS Excel-2021 Advance Featurers-Class-7-Ch-3(2026-27):


CBSE SOLUTIONS-2026-27
CLASS-7
CHAPTER-3 MS Excel 2021: Advance Features

A. Use your pencil and fill the correct circles:
1. Categories are organized along the horizontal axis and values along the vertical axis in a:
(A) Column chart (B) Pie chart (C) Line chart (D) Doughnut chart
Answer: (A) Column chart
2. Each section on a ring displays the contribution of an individual item to the total of all items in a particular series in:
(A) Bar charts (B) Pie charts (C) Doughnut charts (D) Scatter charts
Answer: (C) Doughnut charts
3. The bars, slices or other elements that represent the data:
(A) Data series (B) Plot area (C) Gridlines (D) Data tables
Answer: (A) Data series
4. You use it to restrict cell entries within a specified range:
(A) Filter feature (B) Values option (C) Sorting data option (D) Data validation
Answer: (D) Data validation

B. Write TRUE or FALSE:
1. Data validation is used to restrict the cell entries within a specified range.
Answer: TRUE
2. In doughnut chart, data series is represented by individual rings.
Answer: TRUE
3. Data can be sorted in rows on the basis of text and numbers or dates.
Answer: TRUE
4. A hierarchy chart plots data in concentric circles with each axis representing a different variable extending outward from a central point.
Answer: FALSE
5. Conditional Formatting is a feature in MS Excel that lets you apply formatting.
Answer: TRUE

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