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

Testing an algorithm using invalid data ensure that _______________

2 / 53

Logical Error means the solution is ________________

3 / 53

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

4 / 53

Which One is not used in flowchart?

5 / 53

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

6 / 53

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

7 / 53

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

8 / 53

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

9 / 53

A clear understanding of a problem ____________

10 / 53

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

11 / 53

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

12 / 53

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

13 / 53

Trace Table is a technique used to test algorithm as ____________________

14 / 53

“Planning a solution” includes following sub steps______________

15 / 53

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

16 / 53

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

17 / 53

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

18 / 53

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

19 / 53

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

20 / 53

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

21 / 53

A set of Steps to Solve a problem is called____________

22 / 53

A well-defined problem is one that _____________

23 / 53

Trace table is in form of _________________

24 / 53

Usually a computer programmer can use these steps _________

25 / 53

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

26 / 53

In Algorithm ___________ keywords are used for check the condition.

27 / 53

There can be _________ algorithm to solve a single problem.

28 / 53

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

29 / 53

best statement for a problem: _______________

30 / 53

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

31 / 53

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

32 / 53

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

33 / 53

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

34 / 53

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

35 / 53

In flowchart, taking data from users is called ______________

36 / 53

The Solution is verified means; it is _______________

37 / 53

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

38 / 53

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

39 / 53

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

40 / 53

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

41 / 53

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

42 / 53

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

43 / 53

Which is not an advantage of flowchart?

44 / 53

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

45 / 53

Which is not an Importance & Benefits of a flowchart?

46 / 53

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

47 / 53

Designer/ Programmer have option to take these steps____________

48 / 53

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

49 / 53

Efficiency of algorithm can be measured by _____________

50 / 53

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

51 / 53

Invalid test Data is type of test data that _____________

52 / 53

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

53 / 53

Which is the disadvantage of algorithm?

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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

Please provide information & fill-up this form

1 / 70

ASCII Codes are represented in Computer Memory after __________

2 / 70

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

3 / 70

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

4 / 70

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

5 / 70

A number system is the system of representation of ____________

6 / 70

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

7 / 70

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

8 / 70

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

9 / 70

___________ may also be written as  ﬧP

10 / 70

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

11 / 70

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

12 / 70

This is not a characteristic of Secondary storage devices_____________

13 / 70

______________help us to simplify complex Boolean Expression.

14 / 70

Which Unit size of memory is smallest in computer memory?

15 / 70

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

16 / 70

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

17 / 70

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

18 / 70

_____________ may also be written as “P + Q”

19 / 70

Permanent memory is also called __________

20 / 70

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

21 / 70

“236598” is an example of _____________

22 / 70

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

23 / 70

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

24 / 70

The main types of Computer Memory is/ are ______________

25 / 70

Best example of _____________ is Random Access Memory (RAM)

26 / 70

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

27 / 70

Hexadecimal system has total _____ numbers.

28 / 70

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

29 / 70

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

30 / 70

All Digital devices / Computers store data in _____________

31 / 70

Which is/ are the characteristic of volatile memory devices?

32 / 70

“It is Cold outside” is a ____________

33 / 70

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

34 / 70

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

35 / 70

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

36 / 70

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

37 / 70

Which Unit size of memory is smallest in computer memory?

38 / 70

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

39 / 70

ASCII stands for ________________

40 / 70

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

41 / 70

“BO93A5” is an example of ______________

42 / 70

“1001001” is an example of _____________

43 / 70

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

44 / 70

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

45 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

46 / 70

Compound proposition is true only if ________________

47 / 70

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

48 / 70

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

49 / 70

External Devises are just plug and play, it means________

50 / 70

Commonly used number systems are ______________

51 / 70

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

52 / 70

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

53 / 70

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

54 / 70

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

55 / 70

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

56 / 70

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

57 / 70

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

58 / 70

__________ may also be written as “P . Q”

59 / 70

Which Unit size of memory is biggest in computer memory?

60 / 70

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

61 / 70

Temporary Memory is also called __________

62 / 70

Data to a processor is provided through______________

11 characters left

63 / 70

_____________ is any physical device which used for storing data.

64 / 70

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

65 / 70

Hardware used for Storage devices may be _____________

66 / 70

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

67 / 70

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

68 / 70

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

69 / 70

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

70 / 70

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

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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