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Homework answers / question archive / Florida Gulf Coast University GEB 3250 Chapter 17 Quiz 1)In a__name space, a name is assigned to an address

Florida Gulf Coast University GEB 3250 Chapter 17 Quiz 1)In a__name space, a name is assigned to an address

Computer Science

Florida Gulf Coast University

GEB 3250

Chapter 17 Quiz

1)In a__name space, a name is assigned to an address. A name in this space is a sequence of

characters without structure.

  1. flat
  2. hierarchical
  3. organized
  4. none of the above
  1. )In a                           name space, each name is made of several parts.
  1. flat
  2. hierarchical
  3. organized
  4. none of the above
  1. )To have a hierarchical name space, a                                                   was designed.
  1. domain space
  2. domain name
  3. domain name space
  4. none of the above
  1. )In the DNS, the names are defined in                                         structure.
  1. a linear list
  2. an inverted-tree
  3. a graph
  4. none of the above
  1. )Each node in the tree has a                           , which is a string with a maximum of                     

characters.

  1. label; 127
  2. name; 255
  3. label; 63
  4. none of the above
  1. )The root of the DNS tree is                           .
  1. a string of characters
  2. a string of 63 characters
  3. an empty string
  4. none of the above
  1. )A full domain name is a sequence of labels separated by                                    .
  1. semicolons
  2. dots
  3. colons
  4. none of the above
  1. )If a label is terminated by a null string, it is called a                                             .
  1. PQDN
  2. FQDN
  3. SQDN
  4. none of the above
  1. )If a label is not terminated by a null string, it is called a                                              .
  1. PQDN
  2. FQDN

 

  1. SQDN
  2. none of the above
  1. )A                           is a subtree of the domain name space.
  1. label
  2. name
  3. domain
  4. none of the above
  1. )What a server is responsible for or has authority over is called a                                           .
  1. domain
  2. label
  3. zone
  4. none of the above
  1. )A                      is a server whose zone consists of the whole tree.
  1. domain server
  2. zone server
  3. root server
  4. none of the above
  1. )A                        server loads all information from the disk file.
  1. primary
  2. secondary
  3. zone
  4. none of the above
  1. )A                        server loads all information from the primary server.
  1. primary
  2. secondary
  3. zone
  4. none of the above
  1. )When the secondary downloads information from the primary, it is called                                     

transfer.

  1. domain
  2. zone
  3. label
  4. none of the above
  1. )In the Internet, the domain name space (tree) is divided into                                   different sections:
  1. three
  2. two
  3. four
  4. none of the above
  1. )The                      domains define registered hosts according to their generic behavior.
  1. generic
  2. country
  3. inverse
  4. none of the above
  1. 0The first level in the generic domains section allows                                possible labels.
  1. 10
  2. 12

 

  1. 16
  2. none of the above
  1. )The                                    domain section uses two-character country abbreviations.
  1. generic
  2. country
  3. inverse
  4. none of the above
  1. )The                            domain is used to map an address to a name.
  1. generic
  2. country
  3. inverse
  4. none of the above
  1. )In                              resolution, the resolver expects the server to supply the final answer.
  1. iterative
  2. recursive
  3. straight
  4. none of the above
  1. )In                              resolution, the server returns the IP address of the server that it thinks can resolve the

query.

  1. iterative
  2. recursive
  3. straight
  4. none of the above
  1. )In the domain name chal.atc.fhda. edu,                              is the least specific label.
  1. chal
  2. atc
  3. edu
  4. none of the above
  1. )In the domain name chal.atc.fhda. edu,                              is the most specific label.
  1. chal
  2. atc
  3. fhda
  4. none of the above
  1. 0A host with the domain name pit.arc.nasa. gov. is on the                                   level of the DNS hierarchical tree.

(The root is level one.)

  1. third
  2. fourth
  3. fifth
  4. none of the above
  1. )A pointer query involves the                            domain.
  1. inverse
  2. reverse
  3. root
  4. none of the above

 

  1. )DNS can use the services of                              using the well-known port 53.
  1. UDP
  2. TCP
  3. either a or b
  4. none of the above

 

 

 

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