Here are the collections of solved MCQ on the application layer in OSI and TCP/IP model includes multiple-choice questions related to the application layer of OSI and TCP/IP model.
1) In the MIME header field, …………. is a world unique value identifying the content of this part of this message.
A. content-type
B. content-transfer-encoding
C. content-description
D. content-id
2) The Post Office Protocol, version 3, is a standard protocol with STD number 53 and it is described in …..
A. RFC 1939
B. RFC 0937
C. RFC 2821
D. RFC 2822
3) ………….. is an electronic mail protocol with both client and server functions.
A. SMTP
B. MIME
C. POP
D. TCP
4) In the authentication state of the POP3 server, ………… is used to specify a mechanism by which both authentication and data protection can be provided.
A. USER
B. PASS
C. APOP
D. AUTH
5) In the transaction state of POP3 commands, ………. retrieve the number of messages and the total size of the messages.
A. STAT
B. LIST
C. RETR
D. DELE
6) A MIME compliant message must contain a header field with the …….. verbatim text.
A. MIME-version:1.0
B. MIME-version:1.1
C. MIME-version:2.0
D. MIME-version:2.1
7) In ……… name space, a name is assigned to an address. It is a sequence of characters without structure.
A. hierarchical
B. sequential
C. flat
D. addressed
8) The main disadvantage of a ……… name space is that it cannot be used in a large system such as the internet because it may be centrally controlled to avoid ambiguity and duplication.
A. hierarchical
B. sequential
C. flat
D. addressed
9) The ……… protocol defines a set of messages sent over either User Datagram Protocol(UDP) port53 or Transmission Control Protocol(TCP) port53.
A. Name space
B. DNS
C. Domain space
D. Zone transfer
10) Primary specifications for DNS are defined in which of the following Request for Comments(RFCs)?
A. 974
B. 1034
C. 1035
D. All of the above
11) Which of the following is/are the components of DNS defined by RFC 1034?
A. The domain namespace and resource records
B. Name servers
C. Resolvers
D. All of the above
12) ………… are records in the DNS database that can be used to configure the DNS database server or to contain information about different types of process client queries.
A. Domain namespace
B. Resource records
C. Name servers
D. Resolvers
13) ……….. store resource records and information about the domain tree structure and attempt to resolve received client queries.
A. Domain namespace
B. DNS Names
C. Name servers
D. Resolvers
14) ………… are programs that run on DNS clients and DNS servers and that create queries to extract information from name servers.
A. Domain namespace
B. Resource records
C. Name servers
D. Resolvers
15) ……….. have a very specific structure, which identifies the location of the name in the DNS namespace.
A. Domain namespace
B. DNS Names
C. Name servers
D. Resolvers
16) A ………………. is a DNS domain name that has been constructed from its location relative to the root of the namespace is known as the root domain.
A. Fully Qualified Domain Name(FQDN)
B. Fully Structured Domain Name(FSDN)
C. Fully Constructed Domain Name(FCDN)
D. Fully Rooted Domain Name(FRDN)
17) State whether the following statements are True or False for the attributes of Fully Qualified Domain Name(FQDN).
i) FQDN is case-sensitive
ii) A period character separates each name.
iii) The entire FQDN can not be any more than 255 characters long.
A. i-True, ii-True, iii-False
B. i-True, ii-False, iii-True
C. i-False, ii-True, iii-True
D. i-False, ii-True, iii-False
18) A …… is a contiguous portion of a domain of the DNS namespace whose database records exist and managed in a particular DNS database file stored on one or multiple DNS servers.
A. Subdomain
B. Zone
C. Sub DNS
D. Sub zone
19) In a/an ……….. of DNS resolver, the queried name server is requested to respond with the requested data or with an error stating that data of the requested type or the specified domain name does not exist.
A. Recursive queries
B. Iterative queries
c. Reverse queries
D. Inverse queries
20) In the MIME header field, ……… is a plain text description of the object within the body, which is useful when the object is not human-readable.
A. content-type
B. content-transfer-encoding
C. content-description
D.content-id
Answers:
1) D. content-id
2) A. RFC 1939
3) C. POP
4) D. AUTH
5) A. STAT
6) A. MIME-version:1.0
7) C. flat
8) C. flat
9) B. DNS
10) D. All of the above
11) D. All of the above
12) B. Resource records
13) C. Name servers
14) D. Resolvers
15) B. DNS Names
16) A. Fully Qualified Domain Name(FQDN)
17) C. i-False, ii-True, iii-True
18) B. Zone
19) A. Recursive queries
20) C. content-description
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