9th Class Computer Notes Chapter-04

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DATA AND PRIVACY:

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9th Class Computer Notes Chapter-04:

MCQs from Text Book Exercise and others included in this Practice panel. By practicing again and again, Student can get good practice on this topic “Data and Privacy” i.e. 9th Class Computer Science MCQs Chapter-04.

 

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Computer Ch#04, 09th Class

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1 / 56

This is the Importance of encrypting a data _________

2 / 56

The main purpose to convert plaintext to ciphertext is __________

3 / 56

When a key has less numbers of character then the text to encrypt, repeating letters of the key is called ___________

4 / 56

Companies interested to collect information about his consumer to know about _________

5 / 56

A good password should be ____________

6 / 56

Illegally accessing someone’s else computer is called _____________

7 / 56

Which of these is main aspect to secure our data?

8 / 56

A crime in which __________________ are used is called cybercrime.

9 / 56

Which of the following is not the characteristics of phishing emails?

10 / 56

DoS attackers target the web servers of banking / trade organization to ____________

11 / 56

________ was a roman politician and military general, who used the method of encryption for sending message to his solders.

12 / 56

Which of the following doesn’t includes the types of software piracy?

13 / 56

___________ is the process of encoding data.

14 / 56

Passwords are used for authentication to enter a system, whereas ____________ are used to read an encrypted message.

15 / 56

A computer expert who can steal data when it moves from one location to other is called _________

16 / 56

______________ are ubiquitous and are widely used by people of almost all ages to store and share data.

17 / 56

Integrity means that you want to keep your data ____________

18 / 56

__________is the process of encoding data in such a way that only authorized person can read it.

19 / 56

A computer virus is a computer program written _____________

20 / 56

Which of the following in not a cybercrime?

21 / 56

Piracy means making _____________ of copywrite data.

22 / 56

Which is not a good characteristic of a good password?

23 / 56

Protecting data from malicious users is called ________________

24 / 56

Which of the following is not a characteristic of good password?

25 / 56

Phishing Emails are showing as __________________

26 / 56

___________ is uses a Table for substituting the letters of plaintext.

27 / 56

Availability of your data means that data will be available when ____________

28 / 56

If the key has less number of letters then, ________________ in Vigenere Cipher Method.

29 / 56

One of them is not a data security issue ___________

30 / 56

_________________ says that idea or product of someone cannot be copied.

31 / 56

_________ is a cyber-attack to make machine or network resource unavailable for a user.

32 / 56

Copywrite of software means that ______________

33 / 56

Which of the following is the plan text of this Cipher Text “UFPNXYFS”

34 / 56

Identify the wrong plaintext of encrypted text by Caesar Cipher Method Four Character substitution to the right.

35 / 56

_______________ are secrets that are playing an important role for the success of a company.

36 / 56

The foundation of all ____________________ of data is formed on ethical principle.

37 / 56

If a company sells emails IDs and phone numbers to another company for marketing purpose, it is ______________

38 / 56

Which of the following is not characteristics of phishing website?

39 / 56

If we have data of others, it is our ethical responsibility to keep it ________________

40 / 56

Which one is not a fraud & misuse of data?

41 / 56

Making illegal copies of software is called ____________

42 / 56

Which would be an example of phishing Email by Hackers?

43 / 56

_________ is a cyber-attack to make a machine/ Network resource unavailable by sending any requests in small amount of time

44 / 56

_____________ is a program which can change / destroy an information or sabotage a precious data.

45 / 56

__________ method is replacing alphabets in some fixed number of steps to the left /right of original alphabet in sequence of alphabet.

46 / 56

Secrete code is required to read / convert ciphertext to plain text is called_______

47 / 56

Patent is a way to protect ____________

48 / 56

Which one is not a software piracy?

49 / 56

Encoding means conversion of the data to an unreadable format which is called _________

50 / 56

________ is a general term for any type of information processing that can be represented mathematically.

51 / 56

Substitution cipher method are methods of encryption in which ______________

52 / 56

Companies want to read minds of web surfers and some times they store some piece of information with web surfers PC, called___________

53 / 56

Using Cookies companies are able to gather ________________

54 / 56

_____________ is a general term for any type of information processing that can be represented mathematically.

55 / 56

Anyone, who doesn’t want to share his information with unintending person the main reason is __________

56 / 56

Keeping _________ of data has become difficult in this era of computer & internet.

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MCQs Chap # 04 Computer Science 9th  (Open/ Download)

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Short Questions Chap # 04 Computer Science 9th  (Open/ Download)

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Long Questions Chap # 04 Computer Science 9th  (Open/ Download)

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We know, the importance of Computer science  study in every class is most important for students, including for students of 9th Class & 10th Class or other classes. If we talk Matric Classes Student of Science Classes or Arts classes, Computer Science is equally important for both Classes. Every Student of 9th & 10th Class is trying to search the topic like “9th Class Computer Notes pdf”, 10th Class Computer Science Notes PDF”, 9th Class Computer MCQs Chapter-04, 9th Class Computer Notes Chapter-04 New Syllabus, Class 9 Computer MCQs Chapter-04 New Syllabus, 9th Class computer Short Questions Chapter 04, 9th Class Computer Long Questions Chapter 04, 9th Class Computer Conceptual Questions Chapter 04 .

Class 9 Computer Science Chapter-Wise MCQs

 

 

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