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 the disadvantage of algorithm?

2 / 53

Which is not an advantage of flowchart?

3 / 53

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

4 / 53

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

5 / 53

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

6 / 53

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

7 / 53

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

8 / 53

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

9 / 53

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

10 / 53

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

11 / 53

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

12 / 53

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

13 / 53

Testing an algorithm using invalid data ensure that _______________

14 / 53

The Solution is verified means; it is _______________

15 / 53

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

16 / 53

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

17 / 53

Efficiency of algorithm can be measured by _____________

18 / 53

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

19 / 53

Trace Table is a technique used to test algorithm as ____________________

20 / 53

Which One is not used in flowchart?

21 / 53

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

22 / 53

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

23 / 53

Logical Error means the solution is ________________

24 / 53

In Algorithm ___________ keywords are used for check the condition.

25 / 53

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

26 / 53

Usually a computer programmer can use these steps _________

27 / 53

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

28 / 53

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

29 / 53

best statement for a problem: _______________

30 / 53

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

31 / 53

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

32 / 53

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

33 / 53

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

34 / 53

In flowchart, taking data from users is called ______________

35 / 53

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

36 / 53

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

37 / 53

A set of Steps to Solve a problem is called____________

38 / 53

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

39 / 53

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

40 / 53

Invalid test Data is type of test data that _____________

41 / 53

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

42 / 53

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

43 / 53

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

44 / 53

Which is not an Importance & Benefits of a flowchart?

45 / 53

Designer/ Programmer have option to take these steps____________

46 / 53

A clear understanding of a problem ____________

47 / 53

A well-defined problem is one that _____________

48 / 53

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

49 / 53

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

50 / 53

There can be _________ algorithm to solve a single problem.

51 / 53

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

52 / 53

Trace table is in form of _________________

53 / 53

“Planning a solution” includes following sub steps______________

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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

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

2 / 70

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

3 / 70

ASCII stands for ________________

4 / 70

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

5 / 70

Which Unit size of memory is smallest in computer memory?

6 / 70

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

7 / 70

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

8 / 70

All Digital devices / Computers store data in _____________

9 / 70

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

10 / 70

External Devises are just plug and play, it means________

11 / 70

Data to a processor is provided through______________

11 characters left

12 / 70

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

13 / 70

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

14 / 70

Which Unit size of memory is smallest in computer memory?

15 / 70

“It is Cold outside” is a ____________

16 / 70

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

17 / 70

Temporary Memory is also called __________

18 / 70

Best example of _____________ is Random Access Memory (RAM)

19 / 70

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

20 / 70

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

21 / 70

Which Unit size of memory is biggest in computer memory?

22 / 70

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

23 / 70

___________ may also be written as  ﬧP

24 / 70

______________help us to simplify complex Boolean Expression.

25 / 70

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

26 / 70

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

27 / 70

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

28 / 70

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

29 / 70

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

30 / 70

The main types of Computer Memory is/ are ______________

31 / 70

Commonly used number systems are ______________

32 / 70

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

33 / 70

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

34 / 70

“236598” is an example of _____________

35 / 70

Which is/ are the characteristic of volatile memory devices?

36 / 70

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

37 / 70

A number system is the system of representation of ____________

38 / 70

Compound proposition is true only if ________________

39 / 70

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

40 / 70

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

41 / 70

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

42 / 70

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

43 / 70

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

44 / 70

“BO93A5” is an example of ______________

45 / 70

_____________ is any physical device which used for storing data.

46 / 70

_____________ may also be written as “P + Q”

47 / 70

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

48 / 70

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

49 / 70

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

50 / 70

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

51 / 70

“1001001” is an example of _____________

52 / 70

Permanent memory is also called __________

53 / 70

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

54 / 70

__________ may also be written as “P . Q”

55 / 70

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

56 / 70

Hardware used for Storage devices may be _____________

57 / 70

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

58 / 70

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

59 / 70

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

60 / 70

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

61 / 70

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

62 / 70

ASCII Codes are represented in Computer Memory after __________

63 / 70

This is not a characteristic of Secondary storage devices_____________

64 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

65 / 70

Hexadecimal system has total _____ numbers.

66 / 70

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

67 / 70

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

68 / 70

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

69 / 70

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

70 / 70

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

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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