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Tenth Grade (Grade 10) PC Basics Questions

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Grade 10 PC Basics
Which of the following is structural testing?
  1. Alpha testing
  2. Beta testing
  3. Black box testing
  4. White box testing
Grade 10 PC Basics
What is the difference between binary system and denary system?
  1. The denary system has a base value of 10, whereas the binary system has a base value of 2.
  2. The denary system has 10 different digits for representation, whereas the binary system has 2 different digits for representation.
  3. Binary system is understandable to computers, whereas the denary system is understandable to humans.
  4. All of the above.
Grade 10 PC Basics
Which of the following is functional testing?
  1. Alpha testing
  2. Beta testing
  3. Black box testing
  4. White box testing
Grade 10 PC Basics
In which phase(s) of software development is(are) programming, testing and documentation done?
  1. Implementation
  2. Evaluation
  3. Maintenance
  4. Implementation and Maintenance
Grade 10 PC Basics
Which of the following is NOT a function of Editor used in IDEs?
  1. Checks errors
  2. Indentation
  3. Provides different colors for variables
  4. Improves readability of the code
Grade 10 PC Basics
Which of the following is FALSE about compilers?
  1. It translates a program written in a high-level language into machine code
  2. A compiled code can be used multiple times without recompilation.
  3. In case an error is found in a line, the compiler prompts the user to correct the error.
  4. It optimizes the code.
Grade 10 PC Basics
How many different colors does an n-bit system represent?
  1. 2×n different colors
  2. 2^n different colors
  3. n^2 different colors
  4. None of the above
Grade 10 PC Basics
What is color depth?
  1. The number of bits used to indicate an image.
  2. The intensity of color at each pixel.
  3. The number of bits used to indicate a pixel.
Grade 10 PC Basics
Which of the following file formats has poor image quality when enlarged?
  1. JPEG
  2. Adobe Portable Document Format (PDF)
  3. Scalable Vector Graphics (SVG)
Grade 10 PC Basics
How are images displayed?
  1. As a matrix of 0’s and 1’s
  2. As a grid of pixels
  3. As a matrix of binary values
Grade 10 PC Basics
What are vector images?
  1. Images that use coordinates and geometrical shapes to define an image.
  2. Images that use an organized grid of colored squares.
  3. Images that are black-and-white.
Grade 10 PC Basics
What is the function of the disk defragmentation utility?
  1. To change the cluster size of memory.
  2. To repair the damaged parts of memory.
  3. To reassemble small parts of clusters that are free.
Grade 10 PC Basics
What is a logic circuit?
  1. Combination of logic gates that performs a specific function.
  2. Combination of logic gates that understands both binary and decimal number systems.
  3. Combination of logic gates that understands decimal number systems.
Grade 10 PC Basics
Which of the following is TRUE about kernels?
  1. Kernels are the control center of the operating system.
  2. Hardware operations are dealt by kernels.
  3. Kernel interacts with user applications.
  4. It is responsible for allocating resources according to the priority of the requests.
  5. All of the above
Grade 10 PC Basics
What is the Boolean expression for OR gate?
  1. X=A^B
  2. X=A˅B
  3. X=A*B
Grade 10 PC Basics
When is the output for an AND gate TRUE?
  1. When both inputs are TRUE.
  2. When at least one of the inputs is TRUE.
  3. When both inputs are FALSE
  4. When at least one of the inputs is FALSE.
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