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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

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

2 / 53

There can be _________ algorithm to solve a single problem.

3 / 53

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

4 / 53

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

5 / 53

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

6 / 53

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

7 / 53

A set of Steps to Solve a problem is called____________

8 / 53

Usually a computer programmer can use these steps _________

9 / 53

“Planning a solution” includes following sub steps______________

10 / 53

Which is not an advantage of flowchart?

11 / 53

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

12 / 53

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

13 / 53

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

14 / 53

Invalid test Data is type of test data that _____________

15 / 53

The Solution is verified means; it is _______________

16 / 53

Trace Table is a technique used to test algorithm as ____________________

17 / 53

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

18 / 53

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

19 / 53

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

20 / 53

In Algorithm ___________ keywords are used for check the condition.

21 / 53

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

22 / 53

Trace table is in form of _________________

23 / 53

Logical Error means the solution is ________________

24 / 53

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

25 / 53

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

26 / 53

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

27 / 53

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

28 / 53

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

29 / 53

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

30 / 53

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

31 / 53

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

32 / 53

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

33 / 53

A clear understanding of a problem ____________

34 / 53

Which One is not used in flowchart?

35 / 53

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

36 / 53

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

37 / 53

Designer/ Programmer have option to take these steps____________

38 / 53

In flowchart, taking data from users is called ______________

39 / 53

Efficiency of algorithm can be measured by _____________

40 / 53

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

41 / 53

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

42 / 53

Testing an algorithm using invalid data ensure that _______________

43 / 53

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

44 / 53

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

45 / 53

A well-defined problem is one that _____________

46 / 53

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

47 / 53

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

48 / 53

Which is the disadvantage of algorithm?

49 / 53

Which is not an Importance & Benefits of a flowchart?

50 / 53

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

51 / 53

best statement for a problem: _______________

52 / 53

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

53 / 53

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

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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

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1 / 56

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

2 / 56

Which one is not a software piracy?

3 / 56

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

4 / 56

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

5 / 56

Using Cookies companies are able to gather ________________

6 / 56

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

7 / 56

Which of the following is not characteristics of phishing website?

8 / 56

Copywrite of software means that ______________

9 / 56

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

10 / 56

This is the Importance of encrypting a data _________

11 / 56

Which would be an example of phishing Email by Hackers?

12 / 56

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

13 / 56

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

14 / 56

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

15 / 56

A good password should be ____________

16 / 56

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

17 / 56

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

18 / 56

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

19 / 56

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

20 / 56

Which of these is main aspect to secure our data?

21 / 56

A computer virus is a computer program written _____________

22 / 56

Integrity means that you want to keep your data ____________

23 / 56

Which of the following in not a cybercrime?

24 / 56

Piracy means making _____________ of copywrite data.

25 / 56

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

26 / 56

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

27 / 56

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

28 / 56

One of them is not a data security issue ___________

29 / 56

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

30 / 56

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

31 / 56

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

32 / 56

Protecting data from malicious users is called ________________

33 / 56

A crime in which __________________ are used is called cybercrime.

34 / 56

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

35 / 56

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

36 / 56

Patent is a way to protect ____________

37 / 56

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

38 / 56

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

39 / 56

Which is not a good characteristic of a good password?

40 / 56

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

41 / 56

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

42 / 56

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

43 / 56

Which one is not a fraud & misuse of data?

44 / 56

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

45 / 56

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

46 / 56

The main purpose to convert plaintext to ciphertext is __________

47 / 56

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

48 / 56

___________ is the process of encoding data.

49 / 56

Illegally accessing someone’s else computer is called _____________

50 / 56

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

51 / 56

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

52 / 56

Substitution cipher method are methods of encryption in which ______________

53 / 56

Making illegal copies of software is called ____________

54 / 56

Phishing Emails are showing as __________________

55 / 56

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

56 / 56

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

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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