Which of the following is a best practice to create a standard URI for a web service?

Maintain Backward Compatibility

What REST stands for?

Representational State Transfer

Cookies were originally designed for

Both Client side programming and Server side programming

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

Public static IntAddress get Localhost()

Which classes are used for connection-less socket programming?

Both Datagram Socket & Datagram Packet

The client in socket programming must know which information?

Both IP address of Server & Port number

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

Datagram Socket(int port, Int Address address)

Which methods are commonly used in Server Socket class?

Public synchronized void close ()

Public Output Stream get Output Stream ()

Public synchronized void close ()

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

Datagram congestion control protocol

Stream control transmission protocol

Cryptographic hash function takes an arbitrary block of data and returns

both fixed size bit string and variable size bit string

ElGamal encryption system is

symmetric key encryption algorithm

asymmetric key encryption algorithm

Which one of the following is a cryptographic protocol used to secure HTTP connection?

explicit congestion notification (ECN)

stream control transmission protocol (SCTP)

explicit congestion notification (ECN)

Cryptanalysis is used

to find some insecurity in a cryptographic scheme

In cryptography, the order of the letters in a message is rearranged by

both transpositional ciphers and substitution ciphers

In asymmetric key cryptography, the private key is kept by

all the connected devices to the network

In cryptography, what is cipher?

algorithm for performing encryption and decryption

both algorithm for performing encryption and decryption and encrypted message

Which is a reason for avoiding doing route redistribution on two routers between the same two routing domains?

Not possible to use two routers

Which of the situations might not require require multiple routing protocols in a network?

When you are migrating from one routing protocol to another

When a new Layer 2-only switch is added to the network

When you are migrating from one routing protocol to another

When you are using routers from multiple vendors

When there are host-based routers from multiple vendors

Which of the following is true regarding RIPv2?

It is harder to configure than RIPv1

It has a lower administrative distance than RIPv1

It has the same timers as RIPv1

It is harder to configure than RIPv1

What is route poisoning?

It sends back the protocol received from a router as a poison pill, which stops the regular updates. The use of variable length subnet masks is permitted

It is information received from a router that can’t be sent back to the originating router.RIPv2 supports classless routing

It prevents regular update messages from reinstating a route that has just come up

It describes when a router sets the metric for a downed link to infinity

Which statement is true regarding classless routing protocols?

RIPv1 is a classless routing protocol

The use of discontinuous networks is not allowed

The use of variable length subnet masks is permitted

RIPv1 is a classless routing protocol

RIPv2 supports classless routing

Where we should use default routing

Which have more than one exit path out of the network

On stub networks- which have only one exit path out of the network

Which have more than one exit path out of the network

Minimum five exit paths out of the network

Which statement is true regarding classless routing protocol?

RIPv1 is a classless routing protocol

The use of discontinuous networks is not allowed

Use of variable length subnet masks is permitted

RIPv1 is a classless routing protocol

IGRP supports classes routing within the same autonomous system

You type debug IP rip on your router console and see that 172.16.10.0 is being advertised to you with a metric of 16. What does this mean?

The route is queued at 16 messages a second

The route is 16 hops away Debug IP rip

The route has a delay of 16 microseconds Debug IP route

The route is queued at 16 messages a second

Two connected routers are configured with RIP routing. What will be the result when a router receives a routing update that contains a higher-cost path to a network already in its routing table?

The updated information will replace the existing routing table entry

The updated information will be added to the existing routing table Debug IP rip

The update will be ignored and no further action will occur Debug IP route

The updated information will replace the existing routing table entry

The existing routing table entry will be deleted from the routing table and all routers will exchange routing updates to reach convergence

728 + Mcqs in Computer Network in Technical Programming Page 5 McqOptions

201.	Which of the following directive of Cache Control Header of HTTP response indicates that resource is cachable by only client and server?
A.	Public
B.	Private
C.	Nocache/nostore
D.	Maxage
Answer» C. Nocache/nostore

Discussion

202.	Which of the following HTTP method should be idempotent in nature?
A.	OPTIONS
B.	DELETE
C.	POST
D.	HEAD
Answer» C. POST

Discussion

203.	Which of the following is a best practice to create a standard URI for a web service?
A.	Maintain Backward Compatibility
B.	Use HTTP Verb
C.	Both of the mentioned
D.	None of the mentioned
Answer» D. None of the mentioned

Discussion

204.	Which of the following protocol is used by Restful web services as a medium of communication between client and server?
A.	HTTP
B.	FTP
C.	Gopher
D.	None of the mentioned
Answer» B. FTP

Discussion

205.	What REST stands for?
A.	Represent State Transfer
B.	Representational State Transfer
C.	Represent State Transfer
D.	None of the mentioned
Answer» C. Represent State Transfer

Discussion

206.	What is the constraint on the data per cookie?
A.	2 KB
B.	1 KB
C.	4 KB
D.	3 KB
Answer» D. 3 KB

Discussion

207.	Which of the following function is used as a consequence of not including semicolons, Commas or whitespace in the Cookie value?
A.	EncodeURIComponent()
B.	EncodeURI()
C.	EncodeComponent()
D.	None of the mentioned
Answer» B. EncodeURI()

Discussion

208.	Which of the following is a Boolean cookie attribute?
A.	Bool
B.	Secure
C.	Lookup
D.	Domain
Answer» C. Lookup

Discussion

209.	How can you set a Cookie visibility scope to local Storage?
A.	/
B.	%
C.	*
D.	All of the mentioned
Answer» B. %

Discussion

210.	Which of the following can be used to configure the scope of the Cookie visibility?
A.	Path
B.	Domain
C.	Both Path and Domain
D.	None of the mentioned
Answer» E.

Discussion

211.	Which of the following defines the Cookie visibility?
A.	Document Path
B.	LocalStorage
C.	SessionStorage
D.	All of the mentioned
Answer» E.

Discussion

212.	Which attribute is used to extend the lifetime of a cookie?
A.	Higherage
B.	Increaseage
C.	Maxage
D.	Lifetime
Answer» D. Lifetime

Discussion

213.	Which of the following explains Cookies nature?
A.	Non Volatile
B.	Volatile
C.	Intransient
D.	Transient
Answer» E.

Discussion

214.	The Cookie manipulation is done using which property?
A.	cookie
B.	cookies
C.	manipulate
D.	none of the mentioned
Answer» B. cookies

Discussion

215.	Cookies were originally designed for
A.	Client side programming
B.	Server side programming
C.	Both Client side programming and Server side programming
D.	None of the mentioned
Answer» C. Both Client side programming and Server side programming

Discussion

216.	In Int Address class which method returns the host name of the IP Address?
A.	Public String get Hostname()
B.	Public String getHostAddress()
C.	Public static IntAddress get Localhost()
D.	None of the mentioned
Answer» B. Public String getHostAddress()

Discussion

217.	Which classes are used for connection-less socket programming?
A.	Datagram Socket
B.	Datagram Packet
C.	Both Datagram Socket & Datagram Packet
D.	None of the mentioned
Answer» D. None of the mentioned

Discussion

218.	What does the java.net.InetAddress class represent?
A.	Socket
B.	IP Address
C.	Protocol
D.	MAC Address
Answer» C. Protocol

Discussion

219.	TCP, FTP, Telnet, SMTP, POP etc. are examples of?
A.	Socket
B.	IP Address
C.	Protocol
D.	MAC Address
Answer» D. MAC Address

Discussion

220.	The client in socket programming must know which information?
A.	IP address of Server
B.	Port number
C.	Both IP address of Server & Port number
D.	None of the mentioned
Answer» D. None of the mentioned

Discussion

221.	Which constructor of Datagram Socket class is used to create a datagram socket and binds it with the given Port Number?
A.	Datagram Socket(int port)
B.	Datagram Socket(int port, Int Address address)
C.	Datagram Socket()
D.	None of the mentioned
Answer» C. Datagram Socket()

Discussion

222.	Which methods are commonly used in Server Socket class?
A.	Public Output Stream get Output Stream ()
B.	Public Socket accept ()
C.	Public synchronized void close ()
D.	None of the mentioned
Answer» C. Public synchronized void close ()

Discussion

223.	In FTP protocol, client contacts server using _________ as the transport protocol.
A.	Transmission control protocol
B.	User datagram protocol
C.	Datagram congestion control protocol
D.	Stream control transmission protocol
Answer» B. User datagram protocol

Discussion

224.	In the network HTTP resources are located by
A.	Uniform resource identifier
B.	Unique resource locator
C.	Unique resource identifier
D.	None of the mentioned
Answer» B. Unique resource locator

Discussion

225.	Cryptographic hash function takes an arbitrary block of data and returns
A.	fixed size bit string
B.	variable size bit string
C.	both fixed size bit string and variable size bit string
D.	none of the mentioned
Answer» B. variable size bit string

Discussion

226.	ElGamal encryption system is
A.	symmetric key encryption algorithm
B.	asymmetric key encryption algorithm
C.	not an encryption algorithm
D.	none of the mentioned
Answer» C. not an encryption algorithm

Discussion

227.	Voice privacy in GSM cellular telephone protocol is provided by
A.	A5/2 cipher
B.	b5/4 cipher
C.	b5/6 cipher
D.	b5/8 cipher
Answer» B. b5/4 cipher

Discussion

228.	Which one of the following is a cryptographic protocol used to secure HTTP connection?
A.	stream control transmission protocol (SCTP)
B.	transport layer security (TSL)
C.	explicit congestion notification (ECN)
D.	resource reservation protocol
Answer» C. explicit congestion notification (ECN)

Discussion

229.	Cryptanalysis is used
A.	to find some insecurity in a cryptographic scheme
B.	to increase the speed
C.	to encrypt the data
D.	none of the mentioned
Answer» B. to increase the speed

Discussion

230.	What is data encryption standard (DES)?
A.	block cipher
B.	stream cipher
C.	bit cipher
D.	none of the mentioned
Answer» B. stream cipher

Discussion

231.	In cryptography, the order of the letters in a message is rearranged by
A.	transpositional ciphers
B.	substitution ciphers
C.	both transpositional ciphers and substitution ciphers
D.	none of the mentioned
Answer» B. substitution ciphers

Discussion

232.	Which one of the following algorithm is not used in asymmetric-key cryptography?
A.	rsa algorithm
B.	diffie-hellman algorithm
C.	electronic code book algorithm
D.	none of the mentioned
Answer» D. none of the mentioned

Discussion

233.	In asymmetric key cryptography, the private key is kept by
A.	sender
B.	receiver
C.	sender and receiver
D.	all the connected devices to the network
Answer» C. sender and receiver

Discussion

234.	In cryptography, what is cipher?
A.	algorithm for performing encryption and decryption
B.	encrypted message
C.	both algorithm for performing encryption and decryption and encrypted message
D.	none of the mentioned
Answer» B. encrypted message

Discussion

235.	Which routing protocol implements the diffusing update algorithm?
A.	IS-IS
B.	IGRP
C.	EIGRP
D.	OSPF
Answer» D. OSPF

Discussion

236.	Which protocol maintains neighbor adjacencies?
A.	RIPv2 and EIGRP
B.	IGRP and EIGRP
C.	RIPv2
D.	EIGRP
Answer» D. EIGRP

Discussion

237.	What does administrative distance rank?
A.	Metrics
B.	Sources of routing information
C.	Router reliability
D.	Best paths
Answer» C. Router reliability

Discussion

238.	Which is a reason for avoiding doing route redistribution on two routers between the same two routing domains?
A.	Higher cost of two routers
B.	Routing feedback
C.	Cisco IOS incompatibility
D.	Not possible to use two routers
Answer» C. Cisco IOS incompatibility

Discussion

239.	Which two routing protocols can be redistributed into OSPF by a Cisco router?
A.	IP EIGRP and AppleTalk EIGRP
B.	AppleTalk EIGRP and RIPv2
C.	RIPv2 and IP EIGRP
D.	IPX RIP & AppleTalk EIGRP
Answer» D. IPX RIP & AppleTalk EIGRP

Discussion

240.	Which of the situations might not require require multiple routing protocols in a network?
A.	When a new Layer 2-only switch is added to the network
B.	When you are migrating from one routing protocol to another
C.	When you are using routers from multiple vendors
D.	When there are host-based routers from multiple vendors
Answer» B. When you are migrating from one routing protocol to another

Discussion

241.	Which of the following is true regarding RIPv2?
A.	It has a lower administrative distance than RIPv1
B.	It converges faster than RIPv1
C.	It has the same timers as RIPv1
D.	It is harder to configure than RIPv1
Answer» D. It is harder to configure than RIPv1

Discussion

242.	What is route poisoning?
A.	It sends back the protocol received from a router as a poison pill, which stops the regular updates. The use of variable length subnet masks is permitted
B.	It is information received from a router that can’t be sent back to the originating router.RIPv2 supports classless routing
C.	It prevents regular update messages from reinstating a route that has just come up
D.	It describes when a router sets the metric for a downed link to infinity
Answer» E.

Discussion

243.	Which statement is true regarding classless routing protocols?
A.	The use of discontinuous networks is not allowed
B.	The use of variable length subnet masks is permitted
C.	RIPv1 is a classless routing protocol
D.	RIPv2 supports classless routing
Answer» C. RIPv1 is a classless routing protocol

Discussion

244.	Where we should use default routing
A.	On stub networks- which have only one exit path out of the network
B.	Which have more than one exit path out of the network
C.	Minimum five exit paths out of the network
D.	None of the mentioned
Answer» B. Which have more than one exit path out of the network

Discussion

245.	Which statement is true regarding classless routing protocol?
A.	The use of discontinuous networks is not allowed
B.	Use of variable length subnet masks is permitted
C.	RIPv1 is a classless routing protocol
D.	IGRP supports classes routing within the same autonomous system
Answer» C. RIPv1 is a classless routing protocol

Discussion

246.	Default administrative distance of RIP
A.	0
B.	90
C.	120
D.	130
Answer» D. 130

Discussion

247.	Which protocol gives a full route table update every 30 seconds?
A.	IEGRP
B.	RIP
C.	both IEGRP and RIP
D.	none of the mentioned
Answer» C. both IEGRP and RIP

Discussion

248.	Default administrative distance of Static Route
A.	0
B.	90
C.	100
D.	1
Answer» E.

Discussion

249.	You type debug IP rip on your router console and see that 172.16.10.0 is being advertised to you with a metric of 16. What does this mean?
A.	The route is 16 hops away Debug IP rip
B.	The route has a delay of 16 microseconds Debug IP route
C.	The route is inaccessible
D.	The route is queued at 16 messages a second
Answer» D. The route is queued at 16 messages a second

Discussion

250.	Two connected routers are configured with RIP routing. What will be the result when a router receives a routing update that contains a higher-cost path to a network already in its routing table?
A.	The updated information will be added to the existing routing table Debug IP rip
B.	The update will be ignored and no further action will occur Debug IP route
C.	The updated information will replace the existing routing table entry
D.	The existing routing table entry will be deleted from the routing table and all routers will exchange routing updates to reach convergence
Answer» C. The updated information will replace the existing routing table entry

Discussion

Explore topic-wise MCQs in Technical Programming.

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

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

Which of the following is a best practice to create a standard URI for a web service?

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

What REST stands for?

What is the constraint on the data per cookie?

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

Which of the following is a Boolean cookie attribute?

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

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

Which of the following defines the Cookie visibility?

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

Which of the following explains Cookies nature?

The Cookie manipulation is done using which property?

Cookies were originally designed for

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

Which classes are used for connection-less socket programming?

What does the java.net.InetAddress class represent?

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

The client in socket programming must know which information?

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

Which methods are commonly used in Server Socket class?

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

In the network HTTP resources are located by

Cryptographic hash function takes an arbitrary block of data and returns

ElGamal encryption system is

Voice privacy in GSM cellular telephone protocol is provided by

Which one of the following is a cryptographic protocol used to secure HTTP connection?

Cryptanalysis is used

What is data encryption standard (DES)?

In cryptography, the order of the letters in a message is rearranged by

Which one of the following algorithm is not used in asymmetric-key cryptography?

In asymmetric key cryptography, the private key is kept by

In cryptography, what is cipher?

Which routing protocol implements the diffusing update algorithm?

Which protocol maintains neighbor adjacencies?

What does administrative distance rank?

Which is a reason for avoiding doing route redistribution on two routers between the same two routing domains?

Which two routing protocols can be redistributed into OSPF by a Cisco router?

Which of the situations might not require require multiple routing protocols in a network?

Which of the following is true regarding RIPv2?

What is route poisoning?

Which statement is true regarding classless routing protocols?

Where we should use default routing

Which statement is true regarding classless routing protocol?

Default administrative distance of RIP

Which protocol gives a full route table update every 30 seconds?

Default administrative distance of Static Route

You type debug IP rip on your router console and see that 172.16.10.0 is being advertised to you with a metric of 16. What does this mean?

Two connected routers are configured with RIP routing. What will be the result when a router receives a routing update that contains a higher-cost path to a network already in its routing table?