Bitrate = 80 kbps

Mono

Quality = Very high (q = 0)

C2L1Q1: How do you enumerate the drives in a system?

Answer: Call the DriveInfo.GetDrives method.

C2L1Q2: How do you enumerate the files in a particular directory?

Answer:

1. Create a new DirectoryInfo object, specifying the directory in the constructor.
2. Call the GetFiles method on the DirectoryInfo object, which returns a collection of FileInfo objects.

C2L1Q3: How would you determine the size of a particular file in the file system?

Answer:

1. Create a new FileInfo object, specifying the path to the file in the constructor.
2. Examine the FileInfo's Length property.

C2L1Q4: How do you copy a file?

Answer:

1. Create a new FileInfo object, specifying the path to the source file in the constructor.
2. Call the FileInfo's CopyTo method, specifying the path to the destination file.

C2L1Q5: What are the high level steps required to monitor a directory for changes?

Answer:

1. Create a FileSystemWatcher object.
2. Set the Path property.
3. Register for the event that you are interested in.
4. Set the EnableRaisingEvents property to true.

C2L1Q6: How do you create a DriveInfo object for a specific drive?

Answer: Create a new DriveInfo object, specifying the drive letter in the constructor.

C11L2Q6: [Replacement] CAS declarations are only significant in what type of assemblies?

Answer: Partially trusted assemblies.

C11L3Q9: [Replacement] What are the three security actions that are applicable to assembles and what are their equivalent security actions that are applicable to classes and methods?

Answer:

• RequestRefuse (assembly) is equivalent to Deny (class and methods).
• RequestOptional (assembly) is equivalent to PermitOnly (class and methods).
• RequestMinimum (assembly) is equivalent to Demand (class and methods).