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

Which is not an Importance & Benefits of a flowchart?

2 / 53

A clear understanding of a problem ____________

3 / 53

Designer/ Programmer have option to take these steps____________

4 / 53

Which is the disadvantage of algorithm?

5 / 53

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

6 / 53

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

7 / 53

Trace Table is a technique used to test algorithm as ____________________

8 / 53

“Planning a solution” includes following sub steps______________

9 / 53

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

10 / 53

Logical Error means the solution is ________________

11 / 53

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

12 / 53

Efficiency of algorithm can be measured by _____________

13 / 53

Trace table is in form of _________________

14 / 53

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

15 / 53

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

16 / 53

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

17 / 53

A set of Steps to Solve a problem is called____________

18 / 53

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

19 / 53

best statement for a problem: _______________

20 / 53

The Solution is verified means; it is _______________

21 / 53

In flowchart, taking data from users is called ______________

22 / 53

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

23 / 53

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

24 / 53

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

25 / 53

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

26 / 53

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

27 / 53

In Algorithm ___________ keywords are used for check the condition.

28 / 53

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

29 / 53

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

30 / 53

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

31 / 53

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

32 / 53

Testing an algorithm using invalid data ensure that _______________

33 / 53

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

34 / 53

A well-defined problem is one that _____________

35 / 53

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

36 / 53

Which One is not used in flowchart?

37 / 53

Which is not an advantage of flowchart?

38 / 53

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

39 / 53

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

40 / 53

Usually a computer programmer can use these steps _________

41 / 53

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

42 / 53

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

43 / 53

Invalid test Data is type of test data that _____________

44 / 53

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

45 / 53

There can be _________ algorithm to solve a single problem.

46 / 53

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

47 / 53

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

48 / 53

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

49 / 53

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

50 / 53

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

51 / 53

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

52 / 53

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

53 / 53

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

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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

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Welcome

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1 / 70

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

2 / 70

A number system is the system of representation of ____________

3 / 70

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

4 / 70

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

5 / 70

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

6 / 70

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

7 / 70

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

8 / 70

_____________ may also be written as “P + Q”

9 / 70

Which Unit size of memory is smallest in computer memory?

10 / 70

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

11 / 70

Which Unit size of memory is biggest in computer memory?

12 / 70

Data to a processor is provided through______________

11 characters left

13 / 70

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

14 / 70

Compound proposition is true only if ________________

15 / 70

Which is/ are the characteristic of volatile memory devices?

16 / 70

Hexadecimal system has total _____ numbers.

17 / 70

Best example of _____________ is Random Access Memory (RAM)

18 / 70

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

19 / 70

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

20 / 70

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

21 / 70

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

22 / 70

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

23 / 70

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

24 / 70

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

25 / 70

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

26 / 70

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

27 / 70

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

28 / 70

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

29 / 70

ASCII stands for ________________

30 / 70

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

31 / 70

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

32 / 70

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

33 / 70

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

34 / 70

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

35 / 70

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

36 / 70

All Digital devices / Computers store data in _____________

37 / 70

Which Unit size of memory is smallest in computer memory?

38 / 70

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

39 / 70

__________ may also be written as “P . Q”

40 / 70

___________ may also be written as  ﬧP

41 / 70

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

42 / 70

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

43 / 70

“1001001” is an example of _____________

44 / 70

“BO93A5” is an example of ______________

45 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

46 / 70

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

47 / 70

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

48 / 70

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

49 / 70

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

50 / 70

Hardware used for Storage devices may be _____________

51 / 70

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

52 / 70

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

53 / 70

Temporary Memory is also called __________

54 / 70

Permanent memory is also called __________

55 / 70

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

56 / 70

Commonly used number systems are ______________

57 / 70

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

58 / 70

“236598” is an example of _____________

59 / 70

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

60 / 70

ASCII Codes are represented in Computer Memory after __________

61 / 70

______________help us to simplify complex Boolean Expression.

62 / 70

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

63 / 70

The main types of Computer Memory is/ are ______________

64 / 70

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

65 / 70

External Devises are just plug and play, it means________

66 / 70

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

67 / 70

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

68 / 70

This is not a characteristic of Secondary storage devices_____________

69 / 70

_____________ is any physical device which used for storing data.

70 / 70

“It is Cold outside” is a ____________

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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