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

Protecting data from malicious users is called ________________

2 / 56

Using Cookies companies are able to gather ________________

3 / 56

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

4 / 56

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

5 / 56

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

6 / 56

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

7 / 56

Making illegal copies of software is called ____________

8 / 56

Which one is not a software piracy?

9 / 56

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

10 / 56

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

11 / 56

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

12 / 56

A crime in which __________________ are used is called cybercrime.

13 / 56

Which of the following is not characteristics of phishing website?

14 / 56

Phishing Emails are showing as __________________

15 / 56

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

16 / 56

Which is not a good characteristic of a good password?

17 / 56

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

18 / 56

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

19 / 56

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

20 / 56

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

21 / 56

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

22 / 56

Which of the following in not a cybercrime?

23 / 56

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

24 / 56

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

25 / 56

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

26 / 56

Which would be an example of phishing Email by Hackers?

27 / 56

Copywrite of software means that ______________

28 / 56

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

29 / 56

Patent is a way to protect ____________

30 / 56

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

31 / 56

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

32 / 56

Illegally accessing someone’s else computer is called _____________

33 / 56

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

34 / 56

Integrity means that you want to keep your data ____________

35 / 56

Which one is not a fraud & misuse of data?

36 / 56

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

37 / 56

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

38 / 56

One of them is not a data security issue ___________

39 / 56

The main purpose to convert plaintext to ciphertext is __________

40 / 56

___________ is the process of encoding data.

41 / 56

Piracy means making _____________ of copywrite data.

42 / 56

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

43 / 56

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

44 / 56

Which of these is main aspect to secure our 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

A computer virus is a computer program written _____________

47 / 56

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

48 / 56

A good password should be ____________

49 / 56

Substitution cipher method are methods of encryption in which ______________

50 / 56

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

51 / 56

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

52 / 56

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

53 / 56

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

54 / 56

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

55 / 56

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

56 / 56

This is the Importance of encrypting a data _________

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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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