R4RIN – MCQs, Mock Tests | MCA Computer Network MCA Question MCQ Set 11

Voice privacy in GSM cellular telephone protocol is provided by _______

1. A5/2 cipher
2. b5/4 cipher
3. b5/6 cipher
4. b5/8 cipher

✅ Correct Answer: 1

ElGamal encryption system is _______

1. symmetric key encryption algorithm
2. asymmetric key encryption algorithm
3. not an encryption algorithm
4. block cipher method

✅ Correct Answer: 2

Cryptographic hash function takes an arbitrary block of data and returns _________

1. fixed size bit string
2. variable size bit string
3. both fixed size bit string and variable size bit string
4. variable sized byte string

✅ Correct Answer: 1

In the network HTTP resources are located by ______

1. Uniform resource identifier
2. Unique resource locator
3. Unique resource identifier
4. union resource locator

✅ Correct Answer: 1

FTP server listens for connection on which port number?

1. 20
2. 21
3. 22
4. 23

✅ Correct Answer: 2

In FTP protocol, a client contacts a server using ______ as the transport protocol.

1. Transmission control protocol
2. User datagram protocol
3. Datagram congestion control protocol
4. Stream control transmission protocol

✅ Correct Answer: 1

Which methods are commonly used in Server Socket class?

1. Public Output Stream get Output Stream ()
2. Public Socket accept ()
3. Public synchronized void close ()
4. Public void connect ()

✅ Correct Answer: 2

Which constructor of Datagram Socket class is used to create a datagram socket and binds it with the given Port Number?

1. Datagram Socket(int port)
2. Datagram Socket(int port, Int Address address)
3. Datagram Socket()
4. Datagram Socket(int address)

✅ Correct Answer: 2

The client in socket programming must know which information?

1. IP address of Server
2. Port number
3. Both IP address of Server & Port number
4. Only its own IP address

✅ Correct Answer: 3

TCP, FTP, Telnet, SMTP, POP etc. are examples of _______

1. Socket
2. IP Address
3. Protocol
4. MAC Address

✅ Correct Answer: 3

What does the java.net.InetAddress class represent?

1. Socket
2. IP Address
3. Protocol
4. MAC Address

✅ Correct Answer: 2

Which classes are used for connection-less socket programming?

1. Datagram Socket
2. Datagram Packet
3. Both Datagram Socket & Datagram Packet
4. Server Socket

✅ Correct Answer: 3

In Inet Address class, which method returns the host name of the IP Address?

1. Public String get Hostname()
2. Public String getHostAddress()
3. Public static InetAddress get Localhost()
4. Public getByName()

✅ Correct Answer: 1

Cookies were originally designed for _______

1. Client side programming
2. Server side programming
3. Both Client side programming and Server side programming
4. Socket programming

✅ Correct Answer: 2

The Cookie manipulation is done using which property?

1. cookie
2. cookies
3. manipulate
4. manipulate cookie

✅ Correct Answer: 1

Which of the following explains Cookies nature?

1. Non Volatile
2. Volatile
3. Intransient
4. Transient

✅ Correct Answer: 4

Which attribute is used to extend the lifetime of a cookie?

1. Higher-age
2. Increase-age
3. Max-age
4. Lifetime

✅ Correct Answer: 3

Which of the following defines the Cookie visibility?

1. Document Path
2. LocalStorage
3. SessionStorage
4. all of the mentioned

✅ Correct Answer: 4

Which of the following can be used to configure the scope of the Cookie visibility?

1. Path
2. Domain
3. Both Path and Domain
4. Server

✅ Correct Answer: 4

How can you set a Cookie visibility scope to local Storage?

1. /
2. %
3. *
4. #

✅ Correct Answer: 1

Which of the following is a Boolean cookie attribute?

1. Bool
2. Secure
3. Lookup
4. Domain

✅ Correct Answer: 2

Which of the following function is used as a consequence of not including semicolons, Commas or whitespace in the Cookie value?

1. EncodeURIComponent()
2. EncodeURI()
3. EncodeComponent()
4. Encode()

✅ Correct Answer: 1

What is the constraint on the data per cookie?

1. 2 KB
2. 1 KB
3. 4 KB
4. 3 KB

✅ Correct Answer: 3

What does REST stand for?

1. Represent State Transfer
2. Representational State Transfer
3. Representing State Transfer
4. Representation State Transfer

✅ Correct Answer: 2

Which of the following protocol is used by Restful web services as a medium of communication between client and server?

1. HTTP
2. FTP
3. Gopher
4. TELNET

✅ Correct Answer: 1

Which of the following is not a good practice to create a standard URI for a web service?

1. Maintain Backward Compatibility
2. Use HTTP Verb
3. Using spaces for long resource names
4. Use lowercase letters

✅ Correct Answer: 3

Which of the following HTTP methods should be idempotent in nature?

1. OPTIONS
2. DELETE
3. POST
4. HEAD

✅ Correct Answer: 4

Which of the following directive of Cache Control Header of HTTP response indicates that resource is cachable by only client and server?

1. Public
2. Private
3. Nocache/nostore
4. Maxage

✅ Correct Answer: 2

Which of the following HTTP Status code means CREATED, when a resource is successful created using POST or PUT request?

1. 200
2. 201
3. 204
4. 304

✅ Correct Answer: 2

Which of the following annotation of JAX RS API is used to annotate a method used to create resource?

1. @Path
2. @GET
3. @PUT
4. @POST

✅ Correct Answer: 3

Which of the following annotation of JAX RS API binds the parameter passed to method to a HTTP matrix parameter in path?

1. @PathParam
2. @QueryParam
3. @MatrixParam
4. @HeaderParam

✅ Correct Answer: 3

The term that is used to place packet in its route to its destination is called ______

1. Delayed
2. Urgent
3. Forwarding
4. Delivering

✅ Correct Answer: 3

A second technique to reduce routing table and simplify searching process is called _______

1. Network-Specific Method
2. Network-Specific Motion
3. Network-Specific Maintaining
4. Network-Specific Membership

✅ Correct Answer: 1

Next-Hop Method is used to reduce contents of a _________

1. Revolving table
2. Rotating Table
3. Routing Table
4. Re-allocate table

✅ Correct Answer: 3

Several techniques can make size of routing table manageable and also handle issues such as ______

1. Maturity
2. Error reporting
3. Tunneling
4. Security

✅ Correct Answer: 4

Host-specific routing is used for purposes such as checking route or providing _____

1. Network Measures
2. Security Measures
3. Routing Measures
4. Delivery Measures

✅ Correct Answer: 2

. In Unicast routing, if instability is between three nodes, stability cannot be _______

1. Stable
2. Reversed
3. Guaranteed
4. Forward

✅ Correct Answer: 3

In Unicast Routing, Dijkstra algorithm creates a shortest path tree from a ________

1. Graph
2. Tree
3. Network
4. Link

✅ Correct Answer: 1

In Multicast Routing Protocol, flooding is used to broadcast packets but it creates ________

1. Gaps
2. Loops
3. Holes
4. Links

✅ Correct Answer: 2

RPF stands for ______

1. Reverse Path Forwarding
2. Reverse Path Failure
3. Reverse Packet Forwarding
4. Reverse Protocol Failure

✅ Correct Answer: 1

LSP stands for ______

1. Link Stable Packet
2. Link State Packet
3. Link State Protocol
4. Link State Path

✅ Correct Answer: 2

IPSec is designed to provide security at the _________

1. transport layer
2. network layer
3. application layer
4. session layer

✅ Correct Answer: 2

Network layer firewall works as a ________

1. frame filter
2. packet filter
3. signal filter
4. content filter

✅ Correct Answer: 2

Network layer firewall has two sub-categories called ____________

1. stateful firewall and stateless firewall
2. bit oriented firewall and byte oriented firewall
3. frame firewall and packet firewall
4. network firewall and data firewall

✅ Correct Answer: 1

Open Shortest Path First (OSPF) is also called as _______

1. Link state protocol
2. Error-correction protocol
3. Routing information protocol
4. Border gateway protocol

✅ Correct Answer: 1

The computation of the shortest path in OSPF is usually done by ______

1. Bellman-ford algorithm
2. Routing information protocol
3. Dijkstra’s algorithm
4. Distance vector routing

✅ Correct Answer: 3

Which of the following is false with respect to the features of OSPF?

1. Support for fixed-length subnetting by including the subnet mask in the routing message
2. More flexible link cost than can range from 1 to 65535
3. Use of designated router
4. Distribution of traffic over multiple paths that have equal cost to the destination

✅ Correct Answer: 1

In OSPF, which protocol is used to discover neighbour routers automatically?

1. Link state protocol
2. Error-correction protocol
3. Routing information protocol
4. Hello protocol

✅ Correct Answer: 4

Which of the following is not a type of OSPF packet?

1. Hello
2. Link-state request
3. Link-state response
4. Link-state ACK

✅ Correct Answer: 3

In OSPF header, which field is used to detect errors in the packet?

1. Type
2. Area ID
3. Authentication type
4. Checksum

✅ Correct Answer: 4