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Class 11 Informatics Practices Chapter 8 Introduction to Structured Query Language SQL NCERT Exercise Solution

Introduction to SQL NCERT Exercise Solution

CBSE NCERT Exercise Solution of Class 11 Informatics Practices Chapter 8 – Introduction to Structured Query Language (SQL) A quick revision • Database is a collection of related tables. MySQL is a ‘relational’ DBMS. A table is a collection of rows and columns, where each row is a record and columns describe the feature of […]

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Class 11 Informatics Practices Chapter 7 Database Concepts NCERT Exercise Solution

NCERT Solution of Class 11 Informatics Practices Ch 7 Database Concepts

CBSE NCERT Exercise Solution of Class 11 Informatics Practices Chapter 7 – Database Concepts A quick revision File : A file in a file system is a container to store data in a computer.Disadvantage of File System : File system suffers from Data Redundancy, Data Inconsistency, Data Isolation, Data Dependence and Controlled Data sharing.DBMS :

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Class 12 Computer Science File Handling in Python MCQs Set 9

File Handling in Python MCQ's

Python File Handling File Handling in Python MCQ’s Set – 9 Multiple Choice Questions Directions (Q.No 161-166) : Solve the question 161 to 166, to complete the function CountRec() A file “STUDENT.DAT” has structure (admission_number, Name, Percentage). A function countrec() in Python that would read contents of the file “STUDENT.DAT” and display the details of

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Class 12 Computer Science File Handling in Python MCQs Set 6

File Handling in Python MCQ's

Python File Handling File Handling in Python MCQ’s Set – 6 Multiple Choice Questions Answer Que Number 101 to 105 on the basis of given instructions and code. Your teacher has given you a method/function FilterWords() in python which read lines from a text file NewsLetter.TXT, and display those words, which are lesser than 4

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Class 12 Computer Science File Handling in Python MCQs Set 3

File Handling in Python MCQ's

Python File Handling File Handling in Python MCQ’s Set – 3 Multiple Choice Questions 41. The default file-open mode is ___________. a) read b) write c) append d) None of these 42. Write a command to open a file named “mybio.txt” in write mode? a) fileobject = open (“mybio.txt”, “w”) b) fileobject = open(“mybio.txt”) c)

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Class 12 Computer Science Python Functions – Working with Functions MCQs Set – 5

Class 12 Computer Science Python Functions MCQs

Python Functions – Working with Functions MCQ’s Multiple Choice Questions [MCQs] Set – 5 81. _______ refers to using an expression as part of a larger expression or a statement as a part of larger statement. a) Function b) Calling of Function c) Composition d) None of these 82. Find the output: a) 2512 b)

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Class 12 Computer Science Python Functions – Working with Functions MCQs Set – 4

Class 12 Computer Science Python Functions MCQs

Python Functions – Working with Functions MCQ’s Multiple Choice Questions [MCQs] Set – 4 61. Identify the valid rules for combining all three types of arguments. a) an argument list must first contain positional argument followed by any keyword argument. b) Keyword arguments should be taken from the required arguments. c) Value for one argument

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Class 12 Computer Science Python Functions – Working with Functions MCQs Set – 3

Class 12 Computer Science Python Functions MCQs

Python Functions – Working with Functions MCQ’s Multiple Choice Questions [MCQs] Set – 3 41. When the function call statement must match the number and order of arguments as defined in the function definition, this is called the ___________ matching. a) Positional Arguments b) Default Arguments c) Keyword Arguments d) None of these 42. Which

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Class 12 Computer Science Python Functions – Working with Functions MCQs Set – 2

Class 12 Computer Science Python Functions MCQs

Python Functions – Working with Functions MCQ’s Multiple Choice Questions [MCQs] Set – 2 21. ____________ are pre-defined functions and are always available for use. a) Built-in Functions b) Functions defined in module c) User defined functions d) All of these 22. ____________ are pre-defined functions in particular modules and can only be used when

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200+ MCQs Class 12 Informatics Practices Unit 4 Societal Impacts Set 9

Class 12 Societal Impacts MCQs

Unit 4 Societal Impacts Class 12 Informatics Practices New 065 Societal Impacts MCQ’s Multiple Choice Questions Set – 9 161. A research student is expected to write a thesis on a topic. The student browses Internet for the topic and luckily finds it on the Internet. He copies and submits the entire thesis as his

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200+ MCQs Class 12 Informatics Practices Unit 4 Societal Impacts Set 8

Class 12 Societal Impacts MCQs

Unit 4 Societal Impacts Class 12 Informatics Practices New 065 Societal Impacts MCQ’s Multiple Choice Questions Set – 8 141. A software that can be freely accessed and modified is called __________. a) Synchronous Software b) Package Software c) Open Source Software d) Middleware 142. Data which has no restriction of usage and is freely

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200+ MCQs Class 12 Informatics Practices Unit 4 Societal Impacts Set 7

Class 12 Societal Impacts MCQs

Unit 4 Societal Impacts Class 12 Informatics Practices New 065 Societal Impacts MCQ’s Multiple Choice Questions Set – 7 Q121. What is RRR (3R) in e-Waste management? a. Reduce, Reuse, Recycle b. Repair, Reuse, Reduce c. Repair, Resale, Repay d. None of these Q122. ________ is the process of conversion of electronic devices into something

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200+ MCQs Class 12 Informatics Practices Unit 4 Societal Impacts Set 6

Class 12 Societal Impacts MCQs

Unit 4 Societal Impacts Class 12 Informatics Practices New 065 Multiple Choice Questions Set – 6 Societal Impacts MCQ’s Q101. Harassing, demeaning, embarrassing, defaming or intimidating someone using modern technologies like Internet, cell phones, instant messengers, social networks, etc. is called ________________. a. Cyber bullying b. Cyber phishing c. Cyber stalking d. None of these

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