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9th Class Computer Notes Chapter-01

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9th Class Computer Notes Chapter-01:

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 “Problem Solving” i.e. 9th Class Computer Science MCQs Chapter-01.

 

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Computer Ch#01, 09th Class

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1 / 53

A well-defined problem is one that _____________

2 / 53

In flowchart, ____________ is used to display information which is exhibits the processed result.

3 / 53

After solving a problem, we need ____________whether it is correct or not, we use Test data.

4 / 53

In algorithm _________ Notation is used for starting point of an algorithm.

5 / 53

In flowchart, ___________ indicate start and end of a flowchart.

6 / 53

Usually a computer programmer can use these steps _________

7 / 53

In problem solving steps after analyzing a problem, which step we have to start?

8 / 53

best statement for a problem: _______________

9 / 53

In flowchart to determine whether a statement is true or false and taking a appropriate step, we use ___________

10 / 53

Efficiency of algorithm can be measured by _____________

11 / 53

In algorithm__________ notation is used to get input from the user.

12 / 53

In flowchart, taking data from users is called ______________

13 / 53

Which is the disadvantage of algorithm?

14 / 53

Trace Table is a technique used to test algorithm as ____________________

15 / 53

Testing an algorithm using invalid data ensure that _______________

16 / 53

In flowchart, we use symbols which are connected with the help of “Arrows” to show ______________

17 / 53

Invalid test Data is type of test data that _____________

18 / 53

“Planning a solution” includes following sub steps______________

19 / 53

____________ is type of test data, which complies with the input requirement of the algorithm.

20 / 53

If an algorithm is used less space than it may be _____________

21 / 53

In flowchart, ___________ is used to connect parts of a flow chart on different pages.

22 / 53

Which type of data can be used to test the problem?

23 / 53

It is important to _______________ before jumping into the solution of a problem.

24 / 53

Trace table is in form of _________________

25 / 53

_________ keyword /Notation is used in algorithm to display value.

26 / 53

A set of Steps to Solve a problem is called____________

27 / 53

____________means to test if the solution, is actually solving the same problem for it was designed.

28 / 53

____________ means to test whether the solution is correct or not.

29 / 53

5-Ws (What, Who, When, Where & Why) are used to __________________

30 / 53

Which One is not used in flowchart?

31 / 53

In Algorithm ___________ keywords are used for check the condition.

32 / 53

If an algorithm is failed during verification, then it is important to ________________

33 / 53

There can be _________ algorithm to solve a single problem.

34 / 53

________ keywords are used in algorithm, to transfer control to any other step in an algorithm.

35 / 53

______________ is essential to point out the defects and errors in solution of some problem.

36 / 53

Which is not an advantage of flowchart?

37 / 53

A clear understanding of a problem ____________

38 / 53

Graphical presentation of the steps to solve a problem is called ____________

39 / 53

Which is not an Importance & Benefits of a flowchart?

40 / 53

The Solution is verified means; it is _______________

41 / 53

In flowchart, _______ keyword is used to keep counting the number of input given by user or processing.

42 / 53

__________________is one of the key activates to improve quality of a solution.

43 / 53

An algorithm is considered more efficient if it takes _____________ to reach the result

44 / 53

Designer/ Programmer have option to take these steps____________

45 / 53

In flowchart, ____________ used as conditional operation that determine which one of the two paths to take.

46 / 53

The ______________ step is used to performing calculation & storing the result of calculation.

47 / 53

__________ keyword is use in algorithm to show the termination point of the algorithm.

48 / 53

The word algorithm comes from the name of Arabic researcher / writer ______________

49 / 53

During solving a problem, if the problem is not well defined then we can use the strategy, ____________

50 / 53

During draw a flowchart, _________ is used to display / print the result on some output device.

51 / 53

Logical Error means the solution is ________________

52 / 53

______________ is a graphical representation of the process but ____________ write these steps in human understandable language.

53 / 53

In flowchart, ________ represent Operations to Process and change values.

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MCQS Chap # 01 – Computer Science 9th Class (Open/ Download)

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Short Questions Chap#01 – Computer Science 9th Class  (Open/ Download)

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Long Questions Chap #01 – Computer Science 9th Class (Open/ Download)

 

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-01, 9th Class Computer Notes Chapter-01 New Syllabus, Class 9 Computer MCQs Chapter-01 New Syllabus, 9th Class Computer MCQs Chapter-01, adamjee notes class 9 Computer 2022, adamjee notes for class 9 Computer, adamjee notes for class 9, adamjee notes.

Class 9 Computer Science Chapter-Wise Notes

 

 

9th Class Computer Notes Chapter-04

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DATA AND PRIVACY:

If you are searching the topic “9th Class Computer Notes Chapter-04” & “9th Class Computer Notes MCQs, Short Questions, Long Questions & Conceptual Questions” for matric classes according to new Syllabus then, you are on the right place, because we are providing the Quality material for education of Students and their problems.

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

Here MCQs for your Revision

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Welcome

Please provide information & fill-up this form

1 / 56

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

2 / 56

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

3 / 56

Which is not a good characteristic of a good password?

4 / 56

Making illegal copies of software is called ____________

5 / 56

___________ is the process of encoding data.

6 / 56

Copywrite of software means that ______________

7 / 56

Which of these is main aspect to secure our data?

8 / 56

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

9 / 56

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

10 / 56

Illegally accessing someone’s else computer is called _____________

11 / 56

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

12 / 56

Piracy means making _____________ of copywrite data.

13 / 56

Which one is not a fraud & misuse of data?

14 / 56

One of them is not a data security issue ___________

15 / 56

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

16 / 56

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

17 / 56

This is the Importance of encrypting a data _________

18 / 56

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

19 / 56

Protecting data from malicious users is called ________________

20 / 56

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

21 / 56

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

22 / 56

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

23 / 56

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

24 / 56

Using Cookies companies are able to gather ________________

25 / 56

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

26 / 56

Substitution cipher method are methods of encryption in which ______________

27 / 56

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

28 / 56

Which of the following is not characteristics of phishing website?

29 / 56

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

30 / 56

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

31 / 56

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

32 / 56

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

33 / 56

A computer virus is a computer program written _____________

34 / 56

Patent is a way to protect ____________

35 / 56

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

36 / 56

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

37 / 56

A good password should be ____________

38 / 56

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

39 / 56

Which of the following in not a cybercrime?

40 / 56

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

41 / 56

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

42 / 56

A crime in which __________________ are used is called cybercrime.

43 / 56

Which one is not a software piracy?

44 / 56

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

45 / 56

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

46 / 56

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

47 / 56

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

48 / 56

Integrity means that you want to keep your data ____________

49 / 56

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

50 / 56

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

51 / 56

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

52 / 56

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

53 / 56

Phishing Emails are showing as __________________

54 / 56

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

55 / 56

Which would be an example of phishing Email by Hackers?

56 / 56

The main purpose to convert plaintext to ciphertext is __________

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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