McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Computer Science Engineering (CSE) , Electrical Engineering , Bachelor of Science in Computer Science TY (BSc CS) , Bachelor of Science in Information Technology FY (BSc IT) , Bachelor of Science in Information Technology SY (BSc IT) .
| 501. |
Frame Relay networks offer an option called _______ |
| A. | voice over for relay |
| B. | voice over fine relay |
| C. | voice on frame relay |
| D. | voice over frame relay |
| Answer» D. voice over frame relay | |
| 502. |
There are ________ total features of Frame Relay. |
| A. | five |
| B. | seven |
| C. | nine |
| D. | ten |
| Answer» C. nine | |
| 503. |
Frame Relay deploys physical layer carriers such as _______ |
| A. | adms |
| B. | upsr |
| C. | blsr |
| D. | sonet |
| Answer» D. sonet | |
| 504. |
Frame relay provides error detection at the ______ |
| A. | physical layer |
| B. | data link layer |
| C. | network layer |
| D. | transport layer |
| Answer» B. data link layer | |
| 505. |
Virtual circuit identifier in frame relay is called _______ |
| A. | data link connection identifier |
| B. | frame relay identifier |
| C. | cell relay identifier |
| D. | circuit connection identifier |
| Answer» A. data link connection identifier | |
| 506. |
Frame relay has only _______ |
| A. | physical layer |
| B. | data link layer |
| C. | physical layer and data link layer |
| D. | network layer and data link layer |
| Answer» C. physical layer and data link layer | |
| 507. |
In frame relay networks, extended address is used ________ |
| A. | to increase the range of data link connection identifiers |
| B. | for error detection |
| C. | for encryption |
| D. | for error recovery |
| Answer» A. to increase the range of data link connection identifiers | |
| 508. |
Common gateway interface is used to _______ |
| A. | generate executable files from web content by web server |
| B. | generate web pages |
| C. | stream videos |
| D. | download media files |
| Answer» A. generate executable files from web content by web server | |
| 509. |
URL stands for ________ |
| A. | unique reference label |
| B. | uniform reference label |
| C. | uniform resource locator |
| D. | unique resource locator |
| Answer» C. uniform resource locator | |
| 510. |
Which one of the following is not used to generate dynamic web pages? |
| A. | php |
| B. | asp.net |
| C. | jsp |
| D. | css |
| Answer» D. css | |
| 511. |
An alternative to JavaScript on windows platform is _______ |
| A. | vbscript |
| B. | asp.net |
| C. | jsp |
| D. | php |
| Answer» A. vbscript | |
| 512. |
What is document object model (DOM)? |
| A. | convention for representing and interacting with objects in html documents |
| B. | application programming interface |
| C. | hierarchy of objects in asp.net |
| D. | scripting language |
| Answer» A. convention for representing and interacting with objects in html documents | |
| 513. |
AJAX stands for _______ |
| A. | asynchronous javascript and xml |
| B. | advanced jsp and xml |
| C. | asynchronous jsp and xml |
| D. | advanced javascript and xml |
| Answer» A. asynchronous javascript and xml | |
| 514. |
The data field cannot carry which of the following? |
| A. | tcp segment |
| B. | udp segment |
| C. | icmp messages |
| D. | smtp messages |
| Answer» C. icmp messages | |
| 515. |
What should be the flag value to indicate the last fragment? |
| A. | 0 |
| B. | 1 |
| C. | ttl value |
| D. | protocol field value |
| Answer» A. 0 | |
| 516. |
Which of these is not applicable for IP protocol? |
| A. | is connectionless |
| B. | offer reliable service |
| C. | offer unreliable service |
| D. | does not offer error reporting |
| Answer» B. offer reliable service | |
| 517. |
Which of these is not applicable for IP protocol? |
| A. | connectionless |
| B. | offer reliable service |
| C. | offer unreliable service |
| D. | does not offer error reporting |
| Answer» B. offer reliable service | |
| 518. |
Which of the following demerits does Fragmentation have? |
| A. | complicates routers |
| B. | open to dos attack |
| C. | overlapping of fragments |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 519. |
Which field helps to check rearrangement of the fragments? |
| A. | offset |
| B. | flag |
| C. | ttl |
| D. | identifier |
| Answer» A. offset | |
| 520. |
In classless addressing, there are no classes but addresses are still granted in ______ |
| A. | ips |
| B. | blocks |
| C. | codes |
| D. | sizes |
| Answer» B. blocks | |
| 521. |
In IPv4 Addresses, classful addressing is replaced with ________ |
| A. | classless addressing |
| B. | classful addressing |
| C. | classful advertising |
| D. | classless advertising |
| Answer» A. classless addressing | |
| 522. |
First address in a block is used as network address that represents the ________ |
| A. | class network |
| B. | entity |
| C. | organization |
| D. | codes |
| Answer» C. organization | |
| 523. |
In classful addressing, a large part of available addresses are ________ |
| A. | organized |
| B. | blocked |
| C. | wasted |
| D. | communicated |
| Answer» C. wasted | |
| 524. |
Network addresses are a very important concept of ________ |
| A. | routing |
| B. | mask |
| C. | ip addressing |
| D. | classless addressing |
| Answer» C. ip addressing | |
| 525. |
Which of this is not a class of IP address? |
| A. | class e |
| B. | class c |
| C. | class d |
| D. | class f |
| Answer» D. class f | |
| 526. |
The header length of an IPv6 datagram is ___________ |
| A. | 10bytes |
| B. | 25bytes |
| C. | 30bytes |
| D. | 40bytes |
| Answer» D. 40bytes | |
| 527. |
IPv6 does not use _________ type of address. |
| A. | broadcast |
| B. | multicast |
| C. | anycast |
| D. | unicast |
| Answer» A. broadcast | |
| 528. |
Which among the following features is present in IPv6 but not in IPv4? |
| A. | fragmentation |
| B. | header checksum |
| C. | options |
| D. | anycast address |
| Answer» D. anycast address | |
| 529. |
The _________ field determines the lifetime of IPv6 datagram |
| A. | hop limit |
| B. | ttl |
| C. | next header |
| D. | type of traffic |
| Answer» A. hop limit | |
| 530. |
Dual-stack approach refers to _________ |
| A. | implementing ipv4 with 2 stacks |
| B. | implementing ipv6 with 2 stacks |
| C. | node has both ipv4 and ipv6 support |
| D. | implementing a mac address with 2 stacks |
| Answer» C. node has both ipv4 and ipv6 support | |
| 531. |
A link local address of local addresses is used in an _______ |
| A. | isolated router |
| B. | isolated mask |
| C. | isolated subnet |
| D. | isolated net |
| Answer» C. isolated subnet | |
| 532. |
In IPv6 addresses, addresses that start with eight 0s are called ________ |
| A. | unicast addresses |
| B. | multicast addresses |
| C. | any cast addresses |
| D. | reserved addresses |
| Answer» D. reserved addresses | |
| 533. |
Which statement(s) about IPv6 addresses are true? |
| A. | leading zeros are required |
| B. | two colons (::) are used to represent successive hexadecimal fields of zeros |
| C. | two colons (::) are used to separate fields |
| D. | a single interface cannot have multiple ipv6 addresses of different types |
| Answer» B. two colons (::) are used to represent successive hexadecimal fields of zeros | |
| 534. |
When was IPv6 launched? |
| A. | june 2, 2012 |
| B. | june 4, 2012 |
| C. | june 5, 2012 |
| D. | june 6, 2012 |
| Answer» D. june 6, 2012 | |
| 535. |
Which layer is responsible for process-to-process delivery? |
| A. | physical layer |
| B. | network layer |
| C. | transport layer |
| D. | application layer |
| Answer» C. transport layer | |
| 536. |
Multiple processes on destinations at transport layer are identified by __________ |
| A. | mac address |
| B. | port number |
| C. | host number |
| D. | host address |
| Answer» B. port number | |
| 537. |
Range of port numbers in Internet model is __________ |
| A. | 0 and 32,765(8-bit) |
| B. | 0 and 32,765(16-bit) |
| C. | 0 and 65,535(32-bit) |
| D. | 0 and 65,535(16-bit) |
| Answer» D. 0 and 65,535(16-bit) | |
| 538. |
The combination of an IP address and port number is called as ________ |
| A. | socket address |
| B. | port address |
| C. | mac address |
| D. | host address |
| Answer» A. socket address | |
| 539. |
In transport layer, Multiplexing is done at _________ |
| A. | channel |
| B. | receiver site |
| C. | sender site |
| D. | packet |
| Answer» C. sender site | |
| 540. |
Header size of the ICMP message is _________ |
| A. | 8-bytes |
| B. | 8-bits |
| C. | 16-bytes |
| D. | 16-bits |
| Answer» A. 8-bytes | |
| 541. |
During error reporting, ICMP always reports error messages to ________ |
| A. | destination |
| B. | source |
| C. | next router |
| D. | previous router |
| Answer» B. source | |
| 542. |
Which of these is not a type of error-reporting message? |
| A. | destination unreachable |
| B. | source quench |
| C. | router error |
| D. | time exceeded |
| Answer» C. router error | |
| 543. |
The main reason for transition from IPv4 to IPv6 is _________ |
| A. | huge number of systems on the internet |
| B. | very low number of system on the internet |
| C. | providing standard address |
| D. | to provide faster internet |
| Answer» A. huge number of systems on the internet | |
| 544. |
Which of the following is not a transition strategy? |
| A. | dual stack |
| B. | tunneling |
| C. | conversion |
| D. | header translation |
| Answer» C. conversion | |
| 545. |
Which of the following is not applicable for IP? |
| A. | error reporting |
| B. | handle addressing conventions |
| C. | datagram format |
| D. | packet handling |
| Answer» A. error reporting | |
| 546. |
If the value in protocol field is 17, the transport layer protocol used is _________ |
| A. | tcp |
| B. | udp |
| C. | icmp |
| D. | igmp |
| Answer» B. udp | |
| 547. |
In an IPv6 header, the traffic class field is similar to which field in the IPv4 header? |
| A. | fragmentation field |
| B. | fast switching |
| C. | tos field |
| D. | option field |
| Answer» C. tos field | |
| 548. |
IPv6 does not use ________ type of address. |
| A. | broadcast |
| B. | multicast |
| C. | any cast |
| D. | unicast |
| Answer» A. broadcast | |
| 549. |
Which are the features present in IPv4 but not in IPv6? |
| A. | fragmentation |
| B. | header checksum |
| C. | options |
| D. | anycast address |
| Answer» D. anycast address | |
| 550. |
_________ implies that all subnets obtained from the same subnet mask. |
| A. | static subnetting |
| B. | dynamic subnetting |
| C. | variable length subnetting |
| D. | dynamic length subnetting |
| Answer» A. static subnetting | |
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