In a _______ name space, a name is a sequence of characters without structure.
This is the correct answer.
A) flat
B) hierarchical
C) organized
D) None of the choices are correct
In a _________name space, each name is made of several parts.
A) flat
This is the correct answer.
B) hierarchical
C) organized
D) None of the choices are correct
In the DNS, the names are defined in ___________ structure.
A) a linear list
This is the correct answer.
B) an inverted-tree
C) a graph
D) None of the choices are correct
Each node in the tree has a _______, which is a string with a maximum of ___ characters.
A) label; 127
B) name; 255
This is the correct answer.
C) label; 63
D) None of the choices are correct
The root of the DNS tree is _______.
A) a string of characters
B) a string of 63 characters
This is the correct answer.
C) an empty string
D) None of the choices are correct
A full domain name is a sequence of labels separated by ________.
A) semicolons
This is the correct answer.
B) dots
C) colons
D) None of the choices are correct
If a label is terminated by a null string, it is called a __________.
A) PQDN
This is the correct answer.
B) FQDN
C) SQDN
D) None of the choices are correct
If a label is not terminated by a null string, it is called a __________.
This is the correct answer.
A) PQDN
B) FQDN
C) SQDN
D) None of the choices are correct
A _________ is a subtree of the domain name space.
A) label
B) name
This is the correct answer.
C) domain
D) None of the choices are correct
What a server is responsible for or has authority over is called a _________.
A) domain
B) label
This is the correct answer.
C) zone
D) None of the choices are correct
A _______ is a server whose zone consists of the whole tree.
A) domain server
B) zone server
This is the correct answer.
C) root server
D) None of the choices are correct
A ________ server loads all information from the disk file.
This is the correct answer.
A) primary
B) secondary
C) zone
D) None of the choices are correct
A ________ server loads all information from the primary server.
A) primary
This is the correct answer.
B) secondary
C) zone
D) None of the choices are correct
When the secondary downloads information from the primary, it is called ______ transfer.
A) domain
This is the correct answer.
B) zone
C) label
D) None of the choices are correct
In the Internet, the domain name space (tree) is divided into _______ different sections:
This is the correct answer.
A) three
B) two
C) four
D) None of the choices are correct
The _______ domains define registered hosts according to their generic behavior.
This is the correct answer.
A) generic
B) country
C) inverse
D) None of the choices are correct
The first level in the generic domains section allows ______ possible labels.
A) 10
B) 12
C) 16
This is the correct answer.
D) None of the choices are correct
The ____________ domain section uses two-character country abbreviations.
A) generic
This is the correct answer.
B) country
C) inverse
D) None of the choices are correct
The _________ domain is used to map an address to a name.
A) generic
B) country
This is the correct answer.
C) inverse
D) None of the choices are correct
In __________ resolution, the resolver expects the server to supply the final answer.
A) iterative
This is the correct answer.
B) recursive
C) straight
D) None of the choices are correct
In __________ resolution, the server returns the IP address of the server that it thinks can resolve the query.
This is the correct answer.
A) iterative
B) recursive
C) straight
D) None of the choices are correct
A pointer query involves the _______ domain.
This is the correct answer.
A) inverse
B) reverse
C) root
D) None of the choices are correct
DNS can use the services of ________ using the well-known port 53.
A) UDP
B) TCP
This is the correct answer.
C) either UDP or TCP
D) None of the choices are correct
TELNET is an abbreviation for ____________.
This is the correct answer.
A) terminal network
B) telephone network
C) telecommunication network
D) None of the choices are correct
When a user logs into a local time-sharing system, it is called ________ login.
This is the correct answer.
A) local
B) remote
C) temporary
D) None of the choices are correct
When a user wants to access an application program or utility located on a remote machine, he or she performs ___________ login.
A) local
This is the correct answer.
B) remote
C) temporary
D) None of the choices are correct
NVT uses two sets of characters, one for _____and one for __________.
A) sending; receiving
B) request; reply
This is the correct answer.
C) data; control
D) None of the choices are correct
For data, NVT uses US ASCII characters with the highest order bit set to ______.
A) 1
This is the correct answer.
B) 0
C) 1 or 0
D) None of the choices are correct
For control, NVT uses US ASCII characters with the highest order bit set to ______.
This is the correct answer.
A) 1
B) 0
C) 1 or 0
D) None of the choices are correct
TELNET uses only one TCP connection. The server uses ________ port and the client uses ________ port.
A) a well-known; another well-known
B) an ephemeral; another ephemeral
This is the correct answer.
C) a well-known; an ephemeral
D) None of the choices are correct
To distinguish data from control characters, each sequence of control characters is preceded by a special control character called ________.
A) ICA
This is the correct answer.
B) IAC
C) AIC
D) None of the choices are correct
In the _______ mode, the echoing is done by the client.
This is the correct answer.
A) default
B) character
C) line
D) None of the choices are correct
In the _______ mode, each character typed is sent by the client to the server.
A) default
This is the correct answer.
B) character
C) line
D) None of the choices are correct
In the ____ mode, line editing (echoing, character erasing, line erasing, and so on) is done by the client.
A) default
B) character
This is the correct answer.
C) line
D) None of the choices are correct
The _______ is software residing on the remote system that allows the remote system to receive characters from a TELNET server.
A) terminal driver
This is the correct answer.
B) pseudoterminal driver
C) TELNET client
D) None of the choices are correct
The _______ translates local characters into NVT form.
A) terminal driver
This is the correct answer.
B) TELNET client
C) TELNET server
D) None of the choices are correct
The _______ translates NVT characters into a form acceptable by the remote operating system.
A) terminal driver
B) TELNET client
This is the correct answer.
C) TELNET server
D) None of the choices are correct
If the sender wants to disable an option, it sends a _______ command.
A) WILL
B) DO
This is the correct answer.
C) WONT
D) None of the choices are correct
If the sender wants to enable an option, it sends a _______ command.
This is the correct answer.
A) WILL
B) DO
C) WONT
D) None of the choices are correct
If the sender wants an option disabled by the receiver, it sends a _______ command.
A) WILL
B) DO
This is the correct answer.
C) DONT
D) None of the choices are correct
If the sender wants an option enabled by the receiver, it sends a _______ command.
A) WILL
This is the correct answer.
B) DO
C) WONT
D) None of the choices are correct
This is the correct answer.
A) flat
B) hierarchical
C) organized
D) None of the choices are correct
In a _________name space, each name is made of several parts.
A) flat
This is the correct answer.
B) hierarchical
C) organized
D) None of the choices are correct
In the DNS, the names are defined in ___________ structure.
A) a linear list
This is the correct answer.
B) an inverted-tree
C) a graph
D) None of the choices are correct
Each node in the tree has a _______, which is a string with a maximum of ___ characters.
A) label; 127
B) name; 255
This is the correct answer.
C) label; 63
D) None of the choices are correct
The root of the DNS tree is _______.
A) a string of characters
B) a string of 63 characters
This is the correct answer.
C) an empty string
D) None of the choices are correct
A full domain name is a sequence of labels separated by ________.
A) semicolons
This is the correct answer.
B) dots
C) colons
D) None of the choices are correct
If a label is terminated by a null string, it is called a __________.
A) PQDN
This is the correct answer.
B) FQDN
C) SQDN
D) None of the choices are correct
If a label is not terminated by a null string, it is called a __________.
This is the correct answer.
A) PQDN
B) FQDN
C) SQDN
D) None of the choices are correct
A _________ is a subtree of the domain name space.
A) label
B) name
This is the correct answer.
C) domain
D) None of the choices are correct
What a server is responsible for or has authority over is called a _________.
A) domain
B) label
This is the correct answer.
C) zone
D) None of the choices are correct
A _______ is a server whose zone consists of the whole tree.
A) domain server
B) zone server
This is the correct answer.
C) root server
D) None of the choices are correct
A ________ server loads all information from the disk file.
This is the correct answer.
A) primary
B) secondary
C) zone
D) None of the choices are correct
A ________ server loads all information from the primary server.
A) primary
This is the correct answer.
B) secondary
C) zone
D) None of the choices are correct
When the secondary downloads information from the primary, it is called ______ transfer.
A) domain
This is the correct answer.
B) zone
C) label
D) None of the choices are correct
In the Internet, the domain name space (tree) is divided into _______ different sections:
This is the correct answer.
A) three
B) two
C) four
D) None of the choices are correct
The _______ domains define registered hosts according to their generic behavior.
This is the correct answer.
A) generic
B) country
C) inverse
D) None of the choices are correct
The first level in the generic domains section allows ______ possible labels.
A) 10
B) 12
C) 16
This is the correct answer.
D) None of the choices are correct
The ____________ domain section uses two-character country abbreviations.
A) generic
This is the correct answer.
B) country
C) inverse
D) None of the choices are correct
The _________ domain is used to map an address to a name.
A) generic
B) country
This is the correct answer.
C) inverse
D) None of the choices are correct
In __________ resolution, the resolver expects the server to supply the final answer.
A) iterative
This is the correct answer.
B) recursive
C) straight
D) None of the choices are correct
In __________ resolution, the server returns the IP address of the server that it thinks can resolve the query.
This is the correct answer.
A) iterative
B) recursive
C) straight
D) None of the choices are correct
A pointer query involves the _______ domain.
This is the correct answer.
A) inverse
B) reverse
C) root
D) None of the choices are correct
DNS can use the services of ________ using the well-known port 53.
A) UDP
B) TCP
This is the correct answer.
C) either UDP or TCP
D) None of the choices are correct
TELNET is an abbreviation for ____________.
This is the correct answer.
A) terminal network
B) telephone network
C) telecommunication network
D) None of the choices are correct
When a user logs into a local time-sharing system, it is called ________ login.
This is the correct answer.
A) local
B) remote
C) temporary
D) None of the choices are correct
When a user wants to access an application program or utility located on a remote machine, he or she performs ___________ login.
A) local
This is the correct answer.
B) remote
C) temporary
D) None of the choices are correct
NVT uses two sets of characters, one for _____and one for __________.
A) sending; receiving
B) request; reply
This is the correct answer.
C) data; control
D) None of the choices are correct
For data, NVT uses US ASCII characters with the highest order bit set to ______.
A) 1
This is the correct answer.
B) 0
C) 1 or 0
D) None of the choices are correct
For control, NVT uses US ASCII characters with the highest order bit set to ______.
This is the correct answer.
A) 1
B) 0
C) 1 or 0
D) None of the choices are correct
TELNET uses only one TCP connection. The server uses ________ port and the client uses ________ port.
A) a well-known; another well-known
B) an ephemeral; another ephemeral
This is the correct answer.
C) a well-known; an ephemeral
D) None of the choices are correct
To distinguish data from control characters, each sequence of control characters is preceded by a special control character called ________.
A) ICA
This is the correct answer.
B) IAC
C) AIC
D) None of the choices are correct
In the _______ mode, the echoing is done by the client.
This is the correct answer.
A) default
B) character
C) line
D) None of the choices are correct
In the _______ mode, each character typed is sent by the client to the server.
A) default
This is the correct answer.
B) character
C) line
D) None of the choices are correct
In the ____ mode, line editing (echoing, character erasing, line erasing, and so on) is done by the client.
A) default
B) character
This is the correct answer.
C) line
D) None of the choices are correct
The _______ is software residing on the remote system that allows the remote system to receive characters from a TELNET server.
A) terminal driver
This is the correct answer.
B) pseudoterminal driver
C) TELNET client
D) None of the choices are correct
The _______ translates local characters into NVT form.
A) terminal driver
This is the correct answer.
B) TELNET client
C) TELNET server
D) None of the choices are correct
The _______ translates NVT characters into a form acceptable by the remote operating system.
A) terminal driver
B) TELNET client
This is the correct answer.
C) TELNET server
D) None of the choices are correct
If the sender wants to disable an option, it sends a _______ command.
A) WILL
B) DO
This is the correct answer.
C) WONT
D) None of the choices are correct
If the sender wants to enable an option, it sends a _______ command.
This is the correct answer.
A) WILL
B) DO
C) WONT
D) None of the choices are correct
If the sender wants an option disabled by the receiver, it sends a _______ command.
A) WILL
B) DO
This is the correct answer.
C) DONT
D) None of the choices are correct
If the sender wants an option enabled by the receiver, it sends a _______ command.
A) WILL
This is the correct answer.
B) DO
C) WONT
D) None of the choices are correct
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