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- Question
What is the importance of having an emulator within the Android environment?
- Correct Answer
- The emulator lets developers ?play? around an interface that acts as if it were an actual mobile device They can write and test codes, and even debug Emulators are a safe place for testing codes especially if it is in the early design phase
- 1. What is Silk Test and what is the use of it ? Discuss
- 2. How much the bug is affecting the functionality of the application? Discuss
- 3. How to handle error in the destructor?
Options- A. throwing
- B. terminate
- C. both a & b
- D. none of the mentioned Discuss
- 4. How do define the user-defined exceptions?
Options- A. inheriting and overriding exception class functionality.
- B. overriding class functioality.
- C. inheriting class functionality
- D. none of the mentioned Discuss
- 5. The correct statement for a function that takes pointer to a float, a pointer to a pointer to a char and returns a pointer to a pointer to a integer is
Options- A. int **fun(float**, char**)
- B. int *fun(float*, char*)
- C. int ***fun(float*, char**)
- D. int ***fun(*float, **char) Discuss
- 6. What are new Media Elements in HTML5? Discuss
- 7. What is the purpose of canvas in HTML? Discuss
- 8. What are three ways to reduce page load time? Discuss
- 9. What is ADB in Android ? Discuss
- 10. What role does Dalvik play in Android development ? Discuss
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Correct Answer: ilk Test is a Functional testing tool product of Seague software It uses the language called 4GL(fourth Generation Language) It has 2 components, Silk Test Agent - Run on remote machine Silk Test Host - Creating, Modifying, Viewing the scripts Uses of Silk Test tool: 1 It?s a tool developed for performing the regression and functionality testing of the application 2 It benefits when we are testing Window based, Java, the web, and the traditional client/server applications 3 Silk Test help in preparing the test plan and managing them to provide the direct accessing of the database and validation of the field
Correct Answer: EX: - High Priority and Low Severity: Company logo is not properly displayed on their website - High Priority and High Severity: Suppose you are doing online shopping and filled payment information, but after submitting the form, you get a message like "Order has been cancelled" - Low Priority and High Severity: If we have a typical scenario in which the application get crashed, but that scenario exists rarely - Low Priority and Low Severity: There is a mistake like "You have registered success" instead of successfully, success is written
Correct Answer: terminate
Explanation:
It will not throw an exception from the destructor but it will the process by using terminate() function.
Correct Answer: inheriting and overriding exception class functionality.
Correct Answer: int ***fun(float*, char**)
Correct Answer: Following are the New Media Elements are present in HTML5:
Correct Answer: Canvas is an element that is used for the graphics for the web page It uses JavaScript to bring the graphics functionality live It allows easy way to draw the graphics and use different types of tools to create drawing on the web page Canvas is just a rectangular area that controls the pixel of every element that is used in the web page Canvas uses methods like paths, circles, etc The canvas element will be used as follows: The canvas element includes id, width and height settings and with the javascript it gets used like:
Correct Answer: There are many answers here: Reduce image sizes, remove unnecessary widgets, HTTP compression, put CSS at the top and script references at the bottom or in external files, reduce lookups, minimize redirects, caching, etc
Correct Answer: Adb is short for Android Debug Bridge It allows developers the power to execute remote shell commands Its basic function is to allow and control communication towards and from the emulator port
Correct Answer: Dalvik serves as a virtual machine, and it is where every Android application runs Through Dalvik, a device is able to execute multiple virtual machines efficiently through better memory management
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