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

Which of the following is not characteristics of phishing website?

2 / 56

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

3 / 56

One of them is not a data security issue ___________

4 / 56

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

5 / 56

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

6 / 56

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

7 / 56

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

8 / 56

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

9 / 56

Which of the following in not a cybercrime?

10 / 56

Which would be an example of phishing Email by Hackers?

11 / 56

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

12 / 56

Copywrite of software means that ______________

13 / 56

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

14 / 56

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

15 / 56

Illegally accessing someone’s else computer is called _____________

16 / 56

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

17 / 56

The main purpose to convert plaintext to ciphertext is __________

18 / 56

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

19 / 56

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

20 / 56

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

21 / 56

Piracy means making _____________ of copywrite data.

22 / 56

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

23 / 56

This is the Importance of encrypting a data _________

24 / 56

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

25 / 56

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

26 / 56

A good password should be ____________

27 / 56

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

28 / 56

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

29 / 56

Which one is not a software piracy?

30 / 56

___________ is the process of encoding data.

31 / 56

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

32 / 56

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

33 / 56

Protecting data from malicious users is called ________________

34 / 56

Integrity means that you want to keep your data ____________

35 / 56

Which of these is main aspect to secure our data?

36 / 56

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

37 / 56

Making illegal copies of software is called ____________

38 / 56

Patent is a way to protect ____________

39 / 56

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

40 / 56

Substitution cipher method are methods of encryption in which ______________

41 / 56

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

42 / 56

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

43 / 56

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

44 / 56

A crime in which __________________ are used is called cybercrime.

45 / 56

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

46 / 56

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

47 / 56

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

48 / 56

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

49 / 56

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

50 / 56

Using Cookies companies are able to gather ________________

51 / 56

Phishing Emails are showing as __________________

52 / 56

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

53 / 56

Which one is not a fraud & misuse of data?

54 / 56

A computer virus is a computer program written _____________

55 / 56

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

56 / 56

Which is not a good characteristic of a good password?

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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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Class 9 Computer Science Chapter-Wise MCQs