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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

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

2 / 53

In Algorithm ___________ keywords are used for check the condition.

3 / 53

Which is not an advantage of flowchart?

4 / 53

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

5 / 53

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

6 / 53

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

7 / 53

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

8 / 53

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

9 / 53

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

10 / 53

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

11 / 53

Usually a computer programmer can use these steps _________

12 / 53

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

13 / 53

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

14 / 53

Trace Table is a technique used to test algorithm as ____________________

15 / 53

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

16 / 53

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

17 / 53

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

18 / 53

Logical Error means the solution is ________________

19 / 53

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

20 / 53

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

21 / 53

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

22 / 53

The Solution is verified means; it is _______________

23 / 53

Which is not an Importance & Benefits of a flowchart?

24 / 53

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

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

“Planning a solution” includes following sub steps______________

28 / 53

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

29 / 53

In flowchart, taking data from users is called ______________

30 / 53

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

31 / 53

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

32 / 53

Designer/ Programmer have option to take these steps____________

33 / 53

A well-defined problem is one that _____________

34 / 53

Testing an algorithm using invalid data ensure that _______________

35 / 53

Which One is not used in flowchart?

36 / 53

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

37 / 53

Invalid test Data is type of test data that _____________

38 / 53

A clear understanding of a problem ____________

39 / 53

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

40 / 53

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

41 / 53

Efficiency of algorithm can be measured by _____________

42 / 53

There can be _________ algorithm to solve a single problem.

43 / 53

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

44 / 53

Which is the disadvantage of algorithm?

45 / 53

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

46 / 53

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

47 / 53

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

48 / 53

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

49 / 53

best statement for a problem: _______________

50 / 53

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

51 / 53

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

52 / 53

Trace table is in form of _________________

53 / 53

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

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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

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

2 / 56

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

3 / 56

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

4 / 56

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

5 / 56

Which one is not a software piracy?

6 / 56

A good password should be ____________

7 / 56

One of them is not a data security issue ___________

8 / 56

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

9 / 56

Which of the following in not a cybercrime?

10 / 56

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

11 / 56

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

12 / 56

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

13 / 56

A crime in which __________________ are used is called cybercrime.

14 / 56

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

15 / 56

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

16 / 56

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

17 / 56

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

18 / 56

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

19 / 56

Substitution cipher method are methods of encryption in which ______________

20 / 56

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

21 / 56

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

22 / 56

Protecting data from malicious users is called ________________

23 / 56

Which would be an example of phishing Email by Hackers?

24 / 56

Which of these is main aspect to secure our data?

25 / 56

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

26 / 56

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

27 / 56

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

28 / 56

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

29 / 56

This is the Importance of encrypting a data _________

30 / 56

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

31 / 56

___________ is the process of encoding data.

32 / 56

Copywrite of software means that ______________

33 / 56

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

34 / 56

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

35 / 56

Which of the following is not characteristics of phishing website?

36 / 56

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

37 / 56

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

38 / 56

Making illegal copies of software is called ____________

39 / 56

Which one is not a fraud & misuse of data?

40 / 56

Illegally accessing someone’s else computer is called _____________

41 / 56

Which is not a good characteristic of a good password?

42 / 56

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

43 / 56

Phishing Emails are showing as __________________

44 / 56

A computer virus is a computer program written _____________

45 / 56

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

46 / 56

The main purpose to convert plaintext to ciphertext is __________

47 / 56

Patent is a way to protect ____________

48 / 56

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

49 / 56

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

50 / 56

Using Cookies companies are able to gather ________________

51 / 56

Integrity means that you want to keep your data ____________

52 / 56

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

53 / 56

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

54 / 56

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

55 / 56

Piracy means making _____________ of copywrite data.

56 / 56

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

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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