9th Class Computer Notes Chapter-01

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9th Class Computer Notes Chapter-01:

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Computer Ch#01, 09th Class

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1 / 53

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

2 / 53

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

3 / 53

Usually a computer programmer can use these steps _________

4 / 53

Logical Error means the solution is ________________

5 / 53

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

6 / 53

Which One is not used in flowchart?

7 / 53

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

8 / 53

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

9 / 53

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

10 / 53

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

11 / 53

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

12 / 53

Invalid test Data is type of test data that _____________

13 / 53

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

14 / 53

Which is the disadvantage of algorithm?

15 / 53

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

16 / 53

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

17 / 53

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

18 / 53

In flowchart, taking data from users is called ______________

19 / 53

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

20 / 53

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

21 / 53

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

22 / 53

Trace Table is a technique used to test algorithm as ____________________

23 / 53

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

24 / 53

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

25 / 53

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

26 / 53

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

27 / 53

Which is not an Importance & Benefits of a flowchart?

28 / 53

Which is not an advantage of flowchart?

29 / 53

The Solution is verified means; it is _______________

30 / 53

“Planning a solution” includes following sub steps______________

31 / 53

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

32 / 53

In Algorithm ___________ keywords are used for check the condition.

33 / 53

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

34 / 53

There can be _________ algorithm to solve a single problem.

35 / 53

best statement for a problem: _______________

36 / 53

A clear understanding of a problem ____________

37 / 53

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

38 / 53

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

39 / 53

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

40 / 53

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

41 / 53

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

42 / 53

Testing an algorithm using invalid data ensure that _______________

43 / 53

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

44 / 53

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

45 / 53

Designer/ Programmer have option to take these steps____________

46 / 53

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

47 / 53

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

48 / 53

Trace table is in form of _________________

49 / 53

Efficiency of algorithm can be measured by _____________

50 / 53

A well-defined problem is one that _____________

51 / 53

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

52 / 53

A set of Steps to Solve a problem is called____________

53 / 53

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

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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

For Good Revision & Grip on Concept, You Should take the MCQs and Revise it again and again

Good Luck. . . .  (:

Welcome

Please provide information & fill-up this form

1 / 70

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

2 / 70

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

3 / 70

_____________ is any physical device which used for storing data.

4 / 70

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

5 / 70

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

6 / 70

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

7 / 70

ASCII Codes are represented in Computer Memory after __________

8 / 70

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

9 / 70

ASCII stands for ________________

10 / 70

Hexadecimal system has total _____ numbers.

11 / 70

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

12 / 70

Temporary Memory is also called __________

13 / 70

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

14 / 70

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

15 / 70

___________ may also be written as  ﬧP

16 / 70

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

17 / 70

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

18 / 70

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

19 / 70

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

20 / 70

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

21 / 70

_____________ may also be written as “P + Q”

22 / 70

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

23 / 70

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

24 / 70

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

25 / 70

__________ may also be written as “P . Q”

26 / 70

All Digital devices / Computers store data in _____________

27 / 70

This is not a characteristic of Secondary storage devices_____________

28 / 70

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

29 / 70

“1001001” is an example of _____________

30 / 70

Permanent memory is also called __________

31 / 70

Compound proposition is true only if ________________

32 / 70

Commonly used number systems are ______________

33 / 70

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

34 / 70

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

35 / 70

Best example of _____________ is Random Access Memory (RAM)

36 / 70

Which Unit size of memory is smallest in computer memory?

37 / 70

Hardware used for Storage devices may be _____________

38 / 70

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

39 / 70

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

40 / 70

Which Unit size of memory is smallest in computer memory?

41 / 70

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

42 / 70

The main types of Computer Memory is/ are ______________

43 / 70

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

44 / 70

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

45 / 70

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

46 / 70

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

47 / 70

“It is Cold outside” is a ____________

48 / 70

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

49 / 70

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

50 / 70

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

51 / 70

A number system is the system of representation of ____________

52 / 70

1-Petabyte is equal to ______________

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

Select Correct Option

53 / 70

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

54 / 70

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

55 / 70

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

56 / 70

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

57 / 70

______________help us to simplify complex Boolean Expression.

58 / 70

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

59 / 70

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

60 / 70

“BO93A5” is an example of ______________

61 / 70

Which is/ are the characteristic of volatile memory devices?

62 / 70

Which Unit size of memory is biggest in computer memory?

63 / 70

Data to a processor is provided through______________

11 characters left

64 / 70

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

65 / 70

External Devises are just plug and play, it means________

66 / 70

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

67 / 70

“236598” is an example of _____________

68 / 70

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

69 / 70

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

70 / 70

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

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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