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1. .An inverted hierarchical tree structure with one root node at top and a maximum of DNS can be pictured as
128 Levels
129 Levels
130 Levels
131 Levels
2. The hostname of entire has a maximum of ___________
55 characters
127 characters
63 characters
255 characters
3. A DNS client is called _________
DNS resolver
DNS updater
DNS handler
none of the mentioned
4. Requests for other domains are handled Servers _______
directly
by contacting remote DNS server
it is not possible
both b and c
5. If a server has no reason about where the address for a hostname places then _______
server asks to the toper server
server asks to its adjcent server
request is not processed
server asks to the root server
6. Which allow client to update their DNS entry as their IP address change?
permanent DNS
mail transfer agent
authoritative name server
dynamic DNS
7. Which domain is used to map an address to a name is called
Direct Domains
Generic Domains
Inverse Domain
Main Domains
8. Suffix atc.jhda.edu. DNS client is add before passing address to the
DNS Client
DNS Server
DNS Label
DNS Recipient
9. A domain name is delegated by domain name registers which are accredited by _______ have right to use
internet architecture board
internet society
internet research task force
internet corporation for assigned names and numbers
10. A system which maintain the domain name is_______
a double server
a single server
a single computer
distributed database system
11. Domain name of node at top of the
top tree
Sub Tree
Main Tree
Leaf Node
12. In tree each node has a
secondary name
Primary Name
Domain name
DNS tree
13. The two types of records are used in DNS those are
Question Record
Answers Record
Resource Record
Both A and C
14. DNS, is a protocol that can be used in different
parts
Layers
Categories
Platform
15. A DNS client is called _________
DNS updater
DNS resolver
DNS handler
none of the mentioned
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