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Question 101

UP police computer operator 2025• Test

What does the term “Tuple Cardinality” refer to in a database ? 

  1. AOption (a)

    The number of keys in a table

  2. BOption (b)

    The number of rows in a table

  3. COption (c)

     The number of tables in a database

  4. DOption (d)

    The number of columns in a table

View answer & explanation

Correct answer

Answer: (a)A.

The number of keys in a table

Explanation not yet available.

Question 102

UP police computer operator 2025• Test

What will be the result of the following JavaScript expression?

console.log(0.1 + 0.2 = 0.3);

  1. AOption (a)

    false

  2. BOption (b)

    undefined

  3. COption (c)

    true

  4. DOption (d)

    NaN

View answer & explanation

Correct answer

Answer: (a)A.

false

Explanation not yet available.

Question 103

UP police computer operator 2025• Test

How many swaps are needed to sort the array {3, 1, 5, 2, 4} using Selection Sort ?

  1. AOption (a)

    3

  2. BOption (b)

    4

  3. COption (c)

    5

  4. DOption (d)

    2

View answer & explanation

Correct answer

Answer: (a)A.

3

Explanation not yet available.

Question 104

UP police computer operator 2025• Test

In SDN architecture, what is the primary role of the control plate? 

  1. AOption (a)

    To forward packets based on routing tables

  2. BOption (b)

    To manage flow rules and make decisions about where traffic should go 

  3. COption (c)

    To physically connect different network devices

  4. DOption (d)

    To encrypt data before transmission

View answer & explanation

Correct answer

Answer: (a)A.

To forward packets based on routing tables

Explanation not yet available.

Question 105

UP police computer operator 2025• Test

In an EDI system, what role does a Value-Added Network (VAN) primarily serve?  

  1. AOption (a)

    Converts analog data into digital form

  2. BOption (b)

    Acts as an Internet Service Provider (ISP)

  3. COption (c)

    Encrypts all transmitted data

  4. DOption (d)

    Facilitates secure data exchange between trading partners

View answer & explanation

Correct answer

Answer: (a)A.

Converts analog data into digital form

Explanation not yet available.

Question 106

UP police computer operator 2025• Test

Which feature in OpenOffice Writer provides a comprehensive list of all headings, tables, text frames, graphics, bookmarks and other objects within a document ?

  1. AOption (a)

    Find and Replace

  2. BOption (b)

    Styles and Formatting

  3. COption (c)

    Table of Contents

  4. DOption (d)

    Navigator

View answer & explanation

Correct answer

Answer: (a)A.

Find and Replace

Explanation not yet available.

Question 107

UP police computer operator 2025• Test

What does the “Ctrl + Enter" shortcut do in Word ?

  1. AOption (a)

    Inserts a page break

  2. BOption (b)

    Saves the document

  3. COption (c)

    Opens a new document

  4. DOption (d)

    Copies the selected text

View answer & explanation

Correct answer

Answer: (a)A.

Inserts a page break

Explanation not yet available.

Question 108

UP police computer operator 2025• Test

What is the main role of SSL/TLS encryption in e-commerce security? 

  1. AOption (a)

     Boosting website loading speed

  2. BOption (b)

    Protecting payment transactions and sensitive user information

  3. COption (c)

    To reduce the cost of online transactions

  4. DOption (d)

    To generate encryption keys for mobile payments

View answer & explanation

Correct answer

Answer: (a)A.

 Boosting website loading speed

Explanation not yet available.

Question 109

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Which application in OpenOffice is used for word processing?

  1. AOption (a)

    Base

  2. BOption (b)

    Impress

  3. COption (c)

    Writer

  4. DOption (d)

    Calc

View answer & explanation

Correct answer

Answer: (a)A.

Base

Explanation not yet available.

Question 110

UP police computer operator 2025• Test

Which option allows you to copy animations from one object to another?

  1. AOption (a)

    Morph Painter

  2. BOption (b)

    Animation Painter

  3. COption (c)

    Design Ideas

  4. DOption (d)

    Slide Master

View answer & explanation

Correct answer

Answer: (a)A.

Morph Painter

Explanation not yet available.