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Q131. - (Topic 1) 

You are developing an application that uses structured exception handling. The application includes a class named Logger. The Logger class implements a method named Log by using the following code segment: 

public static void Log(Exception ex) { } 

You have the following requirements: 

. Log all exceptions by using the Log() method of the Logger class. 

. Rethrow the original exception, including the entire exception stack. 

You need to meet the requirements. Which code segment should you use? 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

Answer: D 

Q132. HOTSPOT - (Topic 1) 

You are reviewing the following code: 

For each of the following statements, select Yes if the statement is true. Otherwise, select No. 

Answer: 

Q133. - (Topic 1) 

You are developing an application by using C#. You provide a public key to the development team during development. 

You need to specify that the assembly is not fully signed when it is built. 

Which two assembly attributes should you include in the source code? (Each correct answer presents part of the solution. Choose two.) 

A. AssemblyKeyNameAttribute 

B. ObfuscateAssemblyAttribute 

C. AssemblyDelaySignAttribute 

D. AssemblyKeyFileAttribute 

Answer: C,D 

Explanation: 

http://msdn.microsoft.com/en-us/library/t07a3dye(v=vs.110).aspx 

Q134. - (Topic 1) 

You are developing an application that includes a class named Order. The application will store a collection of Order objects. 

The collection must meet the following requirements: 

Internally store a key and a value for each collection item. Provide objects to iterators in ascending order based on the key. Ensure that item are accessible by zero-based index or by key. 

You need to use a collection type that meets the requirements. 

Which collection type should you use? 

A. LinkedList 

B. Queue 

C. Array 

D. HashTable 

E. SortedList 

Answer: E 

Explanation: 

SortedList<TKey, TValue> - Represents a collection of key/value pairs that are sorted by key based on the associated IComparer<T> implementation. http://msdn.microsoft.com/en-us/library/ms132319.aspx 

Q135. - (Topic 2) 

You are implementing a method named ProcessData that performs a long-running task. The ProcessData() method has the following method signature: 

public void ProcessData(List<decimal> values, CancellationTokenSource source, CancellationToken token) 

If the calling code requests cancellation, the method must perform the following actions: 

. Cancel the long-running task. 

. Set the task status to TaskStatus.Canceled. You need to ensure that the ProcessData() method performs the required actions. 

Which code segment should you use in the method body? 

A. if (token.IsCancellationRequested) return; 

B. throw new AggregateException(); 

C. token.ThrowIfCancellationRequested(); 

D. source.Cancel(); 

Answer: C 

Q136. - (Topic 2) 

You are modifying an application that processes loans. The following code defines the Loan class. (Line numbers are included for reference only.) 

Loans are restricted to a maximum term of 10 years. The application must send a notification message if a loan request exceeds 10 years. 

You need to implement the notification mechanism. 

Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.) 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

Answer: B,D 

Q137. DRAG DROP - (Topic 2) 

You are developing a class named Temperature. 

You need to ensure that collections of Temperature objects are sortable. 

You have the following code: 

Which code segments should you include in Target 1, Target 2 and Target 3 to complete the code? (To answer, drag the appropriate code segments to the correct targets in the answer area. Each code segment may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.) 

Answer: 

Q138. - (Topic 2) 

You are evaluating a method that calculates loan interest- The application includes the following code segment. (Line numbers are included for reference only.) 

When the loanTerm value is 3 and the loanAmount value is 9750, the loanRate must be set to 8.25 percent. 

You need to adjust the loanRate value to meet the requirements. 

What should you do? 

A. Replace line 04 with the following code segment: decimal loanRate = 0.0325m; 

B. Replace line 17 with the following code segment: interestAmount = loanAmount * 0.0825m * loanTerm; 

C. Replace line 15 with the following code segment: loanRate = 0.0825m; 

D. Replace line 07 with the following code segment: loanRate = 0.0825m; 

Answer: C 

Q139. - (Topic 1) 

You are developing an application that will transmit large amounts of data between a client computer and a server. You need to ensure the validity of the data by using a cryptographic hashing algorithm. Which algorithm should you use? 

A. ECDsa 

B. RNGCryptoServiceProvider 

C. Rfc2898DeriveBytes 

D. HMACSHA512 

Answer: D 

Q140. - (Topic 2) 

You are developing an application that contains a class named TheaterCustomer and a method named ProcessTheaterCustomer. The ProcessTheaterCustomer() method accepts a TheaterCustomer object as the input parameter. 

You have the following requirements: 

. Store the TheaterCustomer objects in a collection. . Ensure that the ProcessTheaterCustomer() method processes the TheaterCustomer objects in the order in which they are placed into the collection. 

You need to meet the requirements. 

What should you do? 

A. Create a System.Collections.Stack collection. Use the Push() method to add TheaterCustomer objects to the collection, Use the Peek() method to pass the objects to the ProcessTheaterCustomer() method. 

B. Create a System.Collections.Queue collection. Use the Enqueue() method to add TheaterCustomer objects to the collection. Use the Dequeue() method to pass the objects to the ProcessTheaterCustomer() method. 

C. Create a System.Collections.SortedList collection. Use the Add() method to add TheaterCustomer objects to the collection. Use the Remove() method to pass the objects to the ProcessTheaterCustomer() method. 

D. Create a System.Collections.ArrayList collection. Use the Insert() method to add TheaterCustomer objects to the collection. Use the Remove() method to pass the objects to the ProcessTheaterCustomer() method. 

Answer: B