An IP address is composed of 48 bits that are grouped together into 8-bit octets and are represented by a decimal number from 0 to 255.

In C# code, ____________ are required to indicate the beginning and the end of a string.

a. single quotation marks, such as (‘) b. double quotation marks, such as (“) c. parentheses d. semicolons

Answer the following statements true (T) or false (F)

1. Many recovery diskettes are designed to boot MS-DOS and they use MS-DOS commands in the recovery process. 2. Typically, a user accesses a computer through an application programming interface and the program communicates with the operating system through an application program’s interface. 3. Under MS-DOS, a user cannot communicate directly with the operating system. 4. Under MS-DOS, the default drive and the system prompt are displayed by the operating system. 5. A delimiter, usually a comma, separates an MS-DOS command from its parameters and (if there are several) the parameters from each other.