9th Class Computer First half Book Paper

Q1. Multiple choice questions (Attempt all · 56 × 0.5 = 28)

1. What is the primary use of JavaScript?
   1. Data analysis
   2. Web devalopment
   3. System programming
   4. Database management
2. What is the first step in creating a flowchart in Microsoft Visio?
   1. Connect symbols
   2. Add text
   3. Select the flowchart category
   4. Start the program
3. Which machine used decimal point system for calculation:
   1. Tabulator
   2. Abacus
   3. Analytical Engine
   4. Napier Bones
4. _________ is the use of data to predict future trends and events based on historical data.
   1. Statistical analysis
   2. Predictive analysis
   3. Graphical analysis
   4. Deep learning
5. What is an 'event' in programming?
   1. A code error
   2. A user or program action that triggers a task
   3. A programming language feature
   4. A data structure
6. In IPO Charts, we have:
   1. Input, Plan, Output
   2. Input, Program, Output
   3. Input, Process, Output
   4. Input, Proceed, Output
7. What type of data is NOT typically involved in data communication?
   1. Text
   2. Numbers
   3. Audio
   4. Power
8. ________ is a structured or processed collection of data usually associated with a unique body of work.
   1. Data base
   2. Data set
   3. Data and Information
   4. Information
9. How does HTML identify and support objects in a webpage?
   1. Through variables
   2. Through functions
   3. Through tags
   4. Through stylesheets
10. What does pattern recognition involve?
    1. Ignoring similarities
    2. Recognizing patterns or similarities between problems
    3. Randomly choosing solutions
    4. Creating unnecessary details
11. What does application software engineering develop?
    1. Operation system
    2. Mobile apps
    3. Microcontrollers
    4. CPU architecture
12. _________ includes the data which can only take certain values and cannot be further subdivided into smaller units.
    1. Statistical data
    2. Continuous data
    3. Ordinal data
    4. Referral data
13. Where is Embedded CSS placed in an HTML document ?
    1. In the body section
    2. In the header section
    3. In the footer section
    4. In the External CSS file
14. What symbol is used to represent decision points in a flowchart?
    1. Rectangle
    2. Oval
    3. Diamond
    4. Parallelogram
15. Which field focuses on the structure and organization of computer systems?
    1. Digital hardware engineering
    2. Integrated circuit (IC) design
    3. Computer architecture
    4. Game development
16. When did the term 'big data' start being widely recognized?
    1. Early 1990s
    2. Early 2000s
    3. Early 2010s
    4. Late 2000s
17. The first value assigned to a variable after declaration is called _________.
    1. Beginning value
    2. Starting value
    3. Initialization
    4. Substitution
18. Which software tool is NOT used for flowchart designing?
    1. Microsoft visio
    2. LARP
    3. Cmap tools
    4. Mind manager
19. What is an example of a biological system?
    1. Human body
    2. Electrical grid
    3. Telephone network
    4. Assembly line
20. What does 'Volume' refer to in big data?
    1. Speed of data generation
    2. The different formates of data
    3. The amount of data
    4. The methods of data storage
21. What can CSS be added to an HTML documents ?
    1. Through Inline CSS
    2. Through External CSS
    3. Through Embedded CSS
    4. All of the above
22. What is the purpose of decomposing a complex problem?
    1. To eliminate the problem
    2. To break it into manageable sub-problem
    3. To ignore the problem
    4. To solve it directly
23. In Von Neumann architecture, where are instruction data and program data stored?
    1. نیومن فن تعمیر میں، ہدایات کا ڈیٹا اور پروگرام کا ڈیٹا کہاں محفوظ کیا جاتا ہے؟
    2. In separate memory units a) علیحدہ میموری یونٹس میں
    3. In the same memory unit b) اسی میموری یونٹ میں
    4. In the processor's registers c) پروسیسر کے رجسٹر میں
24. How does big data help in fraud detection?
    1. By automatic data collection processes
    2. By identifying and detecting unusual patterns
    3. By increasing data storage capacity
    4. By simplifying data preprocessing
25. What happens when code execution reaches a breakpoint?
    1. Runs normally
    2. Execution halts
    3. Code compiles
    4. Code deletes
26. What does computational thinking encourage?
    1. Solving one instance of a problem
    2. Reflecting clearly on a problem and defining repeatable solutions
    3. Ignoring logical thinking
    4. Creating non-automated solutions
27. What does a bit represent in digital computer memory?
    1. A byte
    2. A binary digit (0 or 1)
    3. A word
    4. A kilobyte
28. ________ is the fast rate at which data is received and acted on.
    1. Volume
    2. Velocity
    3. Variety
    4. Vision
29. Where should event-based JavaScript code be placed in an HTML document?
    1. Inside
    2. Inside
    3. Between tags
    4. Between tags
30. What must be clearly identified in the I-P-O model to solve a problem effectively?
    1. The software used
    2. The user's requirements
    3. Input, operation, output
    4. The system's limitations
31. Which data communication standard is used for transferring web pages and related data in the World Wide Web?
    1. وائڈ ویب میں ویب صفحات اور متعلقہ ڈیٹا کی منتقلی کے لیے ڈیٹا کمیونیکیشن کا کون سا معیار استعمال کیا جاتا ہے؟
    2. TCP/IP a) TCP/IP
    3. HTTP b) HTTP
    4. FTP c) FTP
32. Which of the following is an example, of unstructured data?
    1. A table of sales figures
    2. A video recording
    3. A list of names
    4. A spreadsheet
33. Span is used to provide _________ to a line.
    1. Font
    2. Border
    3. Style
    4. Colour1
34. What do computers rely on to perform operations?
    1. Algorithm
    2. Random instructions
    3. Human institution
    4. Physical appearance
35. What technology replaced vacuum tubes in second-generation computers?
    1. نسل کے کمپیوٹرز میں ویکیوم ٹیوب کو کس ٹیکنالوجی نے بدل دیا؟
    2. Transistors a) ٹرانزسٹر
    3. Integrated Circuits (Ics) b) انٹیگریٹڈ سرکٹس (آئی سی ایس)
    4. Microprocessors c) مائیکرو پروسیسرز
36. Which aspect of big data deals with the speed at which data is generated?
    1. Variety
    2. Volume
    3. Velocity
    4. Verification
37. What is a set of webpages called?
    1. Web browser
    2. Web applications
    3. Websites
    4. URL
38. In the six-step problem-solving process, what comes after decomposing the problem?
    1. Implement the plan
    2. Evaluate
    3. Identify potential plans for each sub-problem
    4. Define and analyze the problem
39. What is the primary function of the buses in a computer's memory system?
    1. کے میموری سسٹم میں بسوں کا بنیادی کام کیا ہے؟
    2. Control memory operations a) میموری آپریشنز کو کنٹرول کریں
    3. Display graphics b) ڈسپلے گرافکس
    4. Transmit data between components c) اجزاء کے درمیان ڈیٹا منتقل کریں
40. What is the main focus of Data Mining?
    1. Creating new data
    2. Discovering pattern ad relationship in exisying datasets
    3. Storing data
    4. Analyzing unstructured data
41. What software is used to access a webpage?
    1. URL
    2. Web browser
    3. Search engine
    4. Server
42. Why can't a computer solve a problem that is not defined?
    1. It lacks understanding
    2. It has to much memory
    3. It is too slow
    4. It requires physical objects
43. Which type of engineering involves creating CPUs and GPUs?
    1. Digital hardware engineering
    2. Integerated circuit (IC) designs
    3. Computer architecture
    4. Enbedded systems designs
44. Which type of data describes an object or a group of objects that can be labeled according to some category?
    1. Quantitative data
    2. Ordinal data
    3. Categorical data
    4. Continious data
45. Which of the following is not mentioned as a main type of information on the web?
    1. Documents
    2. Picture
    3. Audio
    4. Applications
46. Which of the following is NOT a property of computational thinking?
    1. Decomposition
    2. Abstraction
    3. Random guessing
    4. Pattern Recognition
47. Which memory type is typically used for immediate, high-speed data access?
    1. ROM
    2. RAM
    3. Flash memory
    4. Optical memory
48. What is the main goal of data analytics?
    1. To collect data
    2. To store data
    3. To analyze and make data meaningful
    4. To delete data
49. Everything in HTML is identified on the basis of ____________.
    1. Brackets
    2. Title
    3. Tags
    4. Image
50. Why is thorough investigation of a problem important before taking action?
    1. To avoid solving it
    2. To capture all relevant aspects and details
    3. To skip the analysis phase
    4. To directly implement a solution
51. Where are intermediate arithmetic and logic results stored in the CPU?
    1. Program counter
    2. Memory data register
    3. Accumulator
    4. Current instruction register
52. How has the Internet of Things (IoT) impacted big data?
    1. It has decreased the amount of data generated
    2. It has increased data collection by connecting more devices
    3. It has slowed down data processing
    4. It has simplified data storage
53. Where can JavaScript code be placed in an HTML document?
    1. Only in the
    2. Only in the
    3. Anywhere in the HTML file
    4. Only in the
54. For a problem, we face in real world situations. In what sequence we follow the steps. (I) make some solution. (II) understand the real-world problem. (III) instruct the computer to behave accordingly.
    1. I, II, III
    2. I, III, II
    3. II, I, III
    4. II, III, I
55. What is the purpose of bus architecture?
    1. Store data
    2. Transfer data
    3. Execute programs
    4. Connect to the internet
56. What type of data deals with numeric values that can be computed mathematically?
    1. Qualitative data
    2. Ordinal data
    3. Quantitative data
    4. Nominal data