Tag: 70-483 vce

EnsurepassQUESTION   1 You are creating a new file to store some log data. Each time a new log entry is necessary, you write a string to the file. Which method do you use?   A. File.CreateText B. FileInfo.Create C. File.Create D. File.AppendText   Correct Answer: D     QUESTION   2 You have built a complex calculation algorithm. It takes quite some time to complete and you want to make sure that your application remains responsive. What do you do? Read more [...]

EnsurepassQUESTION   1 A user needs to enter a DateTime in a text field. You need to parse the value in code. Which method do you use?   A. DateTime.Parse B. DateTime.TryParse C. Convert.ToDateTime D. Regex.Match.   Correct Answer: B     QUESTION   2 You are working on a globalized web application. You need to parse a text field where the user enters an amount of money. Which method do you use?   A. int.TryParse(value, NumberStyles.Currency, UICulture); Read more [...]

EnsurepassQUESTION   11 You want to create a type that can be easily sorted. Which interface should you implement?   A. IEnumerable B. IComparable C. IDisposable D. IUnknown   Correct Answer: B     QUESTION   12 You want to inherit from an existing class and add some behavior to a method. Which steps do you have to take? (Choose all that apply.)   A. Use the abstract keyword on the base type. B. Use the virtual keyword on the base method. C. Read more [...]

EnsurepassQUESTION   1 You are creating a new collection type and you want to make sure the elements in it can be easily accessed. What should you add to the type?   A. Constructor B. Indexer property C. Generic type parameter D. Static property   Correct Answer: B     QUESTION   2 You are creating a generic class that should work only with reference types. Which type constraint should you add?   A. where T : class B. where T : struct C. where Read more [...]

EnsurepassQUESTION   1 You have a lot of items that need to be processed. For each item, you need to perform a complex calculation. Which technique should you use?   A. You create a Task for each item and then wait until all tasks are finished. B. You use Parallel.For to process all items concurrently. C. You use async/await to process all items concurrently. D. You add all items to a BlockingCollection and process them on a thread created by the Thread class.   Correct Read more [...]