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 set of Steps to Solve a problem is called____________

2 / 53

Designer/ Programmer have option to take these steps____________

3 / 53

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

4 / 53

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

5 / 53

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

6 / 53

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

7 / 53

The Solution is verified means; it is _______________

8 / 53

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

9 / 53

Invalid test Data is type of test data that _____________

10 / 53

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

11 / 53

Which One is not used in flowchart?

12 / 53

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

13 / 53

A well-defined problem is one that _____________

14 / 53

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

15 / 53

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

16 / 53

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

17 / 53

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

18 / 53

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

19 / 53

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

20 / 53

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

21 / 53

In Algorithm ___________ keywords are used for check the condition.

22 / 53

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

23 / 53

Usually a computer programmer can use these steps _________

24 / 53

Trace table is in form of _________________

25 / 53

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

26 / 53

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

27 / 53

Trace Table is a technique used to test algorithm as ____________________

28 / 53

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

29 / 53

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

30 / 53

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

31 / 53

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

32 / 53

best statement for a problem: _______________

33 / 53

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

34 / 53

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

35 / 53

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

36 / 53

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

37 / 53

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

38 / 53

Which is not an advantage of flowchart?

39 / 53

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

40 / 53

There can be _________ algorithm to solve a single problem.

41 / 53

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

42 / 53

“Planning a solution” includes following sub steps______________

43 / 53

A clear understanding of a problem ____________

44 / 53

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

45 / 53

Efficiency of algorithm can be measured by _____________

46 / 53

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

47 / 53

Testing an algorithm using invalid data ensure that _______________

48 / 53

In flowchart, taking data from users is called ______________

49 / 53

Which is not an Importance & Benefits of a flowchart?

50 / 53

Which is the disadvantage of algorithm?

51 / 53

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

52 / 53

Logical Error means the solution is ________________

53 / 53

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

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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-02

9th Class Computer MCQs Chapter-02
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Binary System:

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9th Class Computer Notes Chapter-02:

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 “Binary System” i.e. 9th Class Computer Science MCQs Chapter-02. Best of Luck.

 

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Computer Ch#02, 09th Class

Here MCQs for your Revision

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Welcome

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1 / 70

_____________ may also be written as “P + Q”

2 / 70

Expression (A + B ) . (A+C) is equal to ____________

3 / 70

We get a _____________when some logical operator is applied to the Boolean proposition.

4 / 70

__________ may also be written as “P . Q”

5 / 70

Which is/ are the characteristic of volatile memory devices?

6 / 70

This Expression “A + 0 = A”  is the example of __________

7 / 70

If “F” is in Hexadecimal, then its binary value is ____________

8 / 70

Which Unit size of memory is smallest in computer memory?

9 / 70

According to Boolean algebra, ___________ is a sentence that can either be true or false.

10 / 70

At least _________ byte(s) is required to store any piece of information in a computer’s memory.

11 / 70

This Expression “A + B  =  B + A” is the example of __________

12 / 70

Typical Example of _______________ is Hard drive, Memory Card, Flash Drive.

13 / 70

In computer memory, At least one piece of information take place _____________

14 / 70

To assemble more than one operation and make a single proposition, we use _________

15 / 70

1-Petabyte is equal to ______________

  • (1024)4 bytes
  • (1024)6 bytes
  • (1024)5 bytes
  • (1024)7 bytes

Select Correct Option

16 / 70

Every proposition takes one out of two values _________, which is called truth values

17 / 70

The number system which has base 16 and it use 16-digits (0to 9, A, B, C, D, E, F) is called _______

18 / 70

“1001001” is an example of _____________

19 / 70

Number “17” is equal to ___________ in binary system.

20 / 70

In primary and secondary storages, data is stored in the form of _________

21 / 70

All Digital devices / Computers store data in _____________

22 / 70

This Expression “( A + B ) + C = A  + ( B + C )” is the example of __________

23 / 70

According to _________ law there is no change in result if priority of expressions is changed.

24 / 70

___________ are assigned on the bases of Truthfulness or falsity of a proposition.

25 / 70

To convert_____________, simply convert each hexadecimal digit to four binary values

26 / 70

A Truth Table is used to check the truth value of a proposition when ___________ are used.

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  1. A Truth Table is used to check a proposition, weather it is _____________

28 / 70

“236598” is an example of _____________

29 / 70

Any computer hardware that is used for storing, porting and extracting data is called __________

30 / 70

Data to a processor is provided through______________

11 characters left

31 / 70

___________ is used to assemble more than one proposition into one proposition.

32 / 70

If “C” is in Hexadecimal, then its binary value is ____________

33 / 70

Hexadecimal system has total _____ numbers.

34 / 70

_____________ is any physical device which used for storing data.

35 / 70

“BO93A5” is an example of ______________

36 / 70

This Expression “A + ( B . C ) = ( A + B ) ( A + C )”  is the example of __________

37 / 70

A device which can hold data even if it is not connected to any power source, is called __________

38 / 70

During conversion Binary to Hexadecimal, we make the group from ___________

39 / 70

All the characters on keyboard have an associated code which is called ___________

40 / 70

In Non-Volatile memory, if we turn of power, the data stored in devices __________

41 / 70

ASCII Codes are represented in Computer Memory after __________

42 / 70

ASCII stands for ________________

43 / 70

______________help us to simplify complex Boolean Expression.

44 / 70

During conversion Binary to Hexadecimal, if the left group has been less then 4-digits then, we simply ______________

45 / 70

To Convert ________________________, we divide the number by 2 and take Quotient and Remainder.

46 / 70

A number system is the system of representation of ____________

47 / 70

The smallest unit of data, can hold only one value 0 or 1 called __________

48 / 70

Which Unit size of memory is biggest in computer memory?

49 / 70

Best example of _____________ is Random Access Memory (RAM)

50 / 70

To Convert ______________________, divide the number by 16 and take Quotient and Remainder.

51 / 70

The logical operator___________ is not a connector but it is used to negate a proposition.

52 / 70

“It is Cold outside” is a ____________

53 / 70

Group of Eight bits is enough space to store single ASCII character, which is called _______

54 / 70

External Devises are just plug and play, it means________

55 / 70

Hardware used for Storage devices may be _____________

56 / 70

Compound proposition is true only if ________________

57 / 70

If “9” is in Hexadecimal, then its binary value is ____________

58 / 70

The main types of Computer Memory is/ are ______________

59 / 70

Commonly used number systems are ______________

60 / 70

The number system which has base 10, also it uses ten digits (0-9) is called________

61 / 70

A device which holds data as long as, it has power supply connected to it, is called _______

62 / 70

Temporary Memory is also called __________

63 / 70

The number system which has base 2 and it uses only 2-digits (0, 1) is called _______

64 / 70

If “E” is in Hexadecimal, then its binary value is ____________

65 / 70

Which Unit size of memory is smallest in computer memory?

66 / 70

In Boolean algebra, if we use OR Operator, the compound composition is true if ______________

67 / 70

The order of application of two separate terms is not important in _____________

68 / 70

Permanent memory is also called __________

69 / 70

This is not a characteristic of Secondary storage devices_____________

70 / 70

___________ may also be written as  ﬧP

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MCQs Chap # 02 – Computer Science 9th Class (Open/ Download)

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Short Question Answers Chap # 02 – Computer Science 9th Class (Open/ Download)

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Long Question Answers Chap # 02 – Computer Science 9th Class (Open/ Download)

 

9th Class Computer Science Notes & MCQS:

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-02, 9th Class Computer Notes Chapter-02, Class 9 Computer MCQs Chapter-02, 9th class Computer Notes Chapter 02, 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