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

Efficiency of algorithm can be measured by _____________

2 / 53

Which is the disadvantage of algorithm?

3 / 53

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

4 / 53

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

5 / 53

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

6 / 53

A clear understanding of a problem ____________

7 / 53

best statement for a problem: _______________

8 / 53

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

9 / 53

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

10 / 53

There can be _________ algorithm to solve a single problem.

11 / 53

Invalid test Data is type of test data that _____________

12 / 53

In Algorithm ___________ keywords are used for check the condition.

13 / 53

A set of Steps to Solve a problem is called____________

14 / 53

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

15 / 53

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

16 / 53

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

17 / 53

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

18 / 53

Usually a computer programmer can use these steps _________

19 / 53

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

20 / 53

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

21 / 53

Trace Table is a technique used to test algorithm as ____________________

22 / 53

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

23 / 53

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

24 / 53

Testing an algorithm using invalid data ensure that _______________

25 / 53

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

26 / 53

Which is not an Importance & Benefits of a flowchart?

27 / 53

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

28 / 53

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

29 / 53

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

30 / 53

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

31 / 53

In flowchart, taking data from users is called ______________

32 / 53

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

33 / 53

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

34 / 53

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

35 / 53

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

36 / 53

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

37 / 53

The Solution is verified means; it is _______________

38 / 53

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

39 / 53

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

40 / 53

A well-defined problem is one that _____________

41 / 53

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

42 / 53

Which is not an advantage of flowchart?

43 / 53

Logical Error means the solution is ________________

44 / 53

Which One is not used in flowchart?

45 / 53

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

46 / 53

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

47 / 53

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

48 / 53

Designer/ Programmer have option to take these steps____________

49 / 53

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

50 / 53

“Planning a solution” includes following sub steps______________

51 / 53

Trace table is in form of _________________

52 / 53

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

53 / 53

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

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1 / 70

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

2 / 70

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

3 / 70

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

4 / 70

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

5 / 70

“BO93A5” is an example of ______________

6 / 70

Data to a processor is provided through______________

11 characters left

7 / 70

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

8 / 70

Which is/ are the characteristic of volatile memory devices?

9 / 70

Temporary Memory is also called __________

10 / 70

“1001001” is an example of _____________

11 / 70

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

12 / 70

_____________ may also be written as “P + Q”

13 / 70

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

14 / 70

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

15 / 70

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

16 / 70

Hardware used for Storage devices may be _____________

17 / 70

__________ may also be written as “P . Q”

18 / 70

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

19 / 70

______________help us to simplify complex Boolean Expression.

20 / 70

All Digital devices / Computers store data in _____________

21 / 70

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

22 / 70

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

23 / 70

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

24 / 70

External Devises are just plug and play, it means________

25 / 70

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

26 / 70

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

27 / 70

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

28 / 70

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

29 / 70

The main types of Computer Memory is/ are ______________

30 / 70

“It is Cold outside” is a ____________

31 / 70

Which Unit size of memory is smallest in computer memory?

32 / 70

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

33 / 70

A number system is the system of representation of ____________

34 / 70

___________ may also be written as  ﬧP

35 / 70

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

36 / 70

Which Unit size of memory is smallest in computer memory?

37 / 70

“236598” is an example of _____________

38 / 70

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

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

40 / 70

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

41 / 70

ASCII Codes are represented in Computer Memory after __________

42 / 70

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

43 / 70

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

44 / 70

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

45 / 70

Hexadecimal system has total _____ numbers.

46 / 70

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

47 / 70

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

48 / 70

Commonly used number systems are ______________

49 / 70

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

50 / 70

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

51 / 70

Which Unit size of memory is biggest in computer memory?

52 / 70

Best example of _____________ is Random Access Memory (RAM)

53 / 70

This is not a characteristic of Secondary storage devices_____________

54 / 70

Compound proposition is true only if ________________

55 / 70

_____________ is any physical device which used for storing data.

56 / 70

Permanent memory is also called __________

57 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

58 / 70

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

59 / 70

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

60 / 70

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

61 / 70

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

62 / 70

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

63 / 70

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

64 / 70

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

65 / 70

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

66 / 70

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

67 / 70

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

68 / 70

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

69 / 70

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

70 / 70

ASCII stands for ________________

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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