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) .
| 401. |
Which one of the following protocol is used to receive mail messages? |
| A. | smtp |
| B. | post office protocol (pop) |
| C. | internet message access protocol (imap) |
| D. | ftp |
| Answer» D. ftp | |
| 402. |
What is on-demand mail relay (ODMR)? |
| A. | protocol for smtp security |
| B. | an smtp extension |
| C. | protocol for web pages |
| D. | protocol for faster mail transfer |
| Answer» B. an smtp extension | |
| 403. |
An email client needs to know the _________ of its initial SMTP server. |
| A. | ip address |
| B. | mac address |
| C. | url |
| D. | name |
| Answer» A. ip address | |
| 404. |
An SMTP session may not include _______ |
| A. | zero smtp transaction |
| B. | one smtp transaction |
| C. | more than one smtp transaction |
| D. | one http transaction |
| Answer» D. one http transaction | |
| 405. |
SMTP defines _______ |
| A. | message transport |
| B. | message encryption |
| C. | message content |
| D. | message password |
| Answer» A. message transport | |
| 406. |
SMTP is not used to deliver messages to ______ |
| A. | user’s terminal |
| B. | user’s mailbox |
| C. | user’s word processor |
| D. | user’s email client |
| Answer» C. user’s word processor | |
| 407. |
The entire hostname has a maximum of ___________ |
| A. | 255 characters |
| B. | 127 characters |
| C. | 63 characters |
| D. | 31 characters |
| Answer» A. 255 characters | |
| 408. |
A DNS client is called _________ |
| A. | dns updater |
| B. | dns resolver |
| C. | dns handler |
| D. | none of the mentioned |
| Answer» B. dns resolver | |
| 409. |
Servers handle requests for other domains _______ |
| A. | directly |
| B. | by contacting remote dns server |
| C. | it is not possible |
| D. | none of the mentioned |
| Answer» B. by contacting remote dns server | |
| 410. |
DNS database contains _______ |
| A. | name server records |
| B. | hostname-to-address records |
| C. | hostname aliases |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 411. |
If a server has no clue about where to find the address for a hostname then _______ |
| A. | server asks to the root server |
| B. | server asks to its adjcent server |
| C. | request is not processed |
| D. | none of the mentioned |
| Answer» A. server asks to the root server | |
| 412. |
Wildcard domain names start with label _______ |
| A. | @ |
| B. | * |
| C. | & |
| D. | # |
| Answer» B. * | |
| 413. |
The domain name system is maintained by _______ |
| A. | distributed database system |
| B. | a single server |
| C. | a single computer |
| D. | none of the mentioned |
| Answer» A. distributed database system | |
| 414. |
Secure shell (SSH) network protocol is used for __________ |
| A. | secure data communication |
| B. | remote command-line login |
| C. | remote command execution |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 415. |
SSH can be used in only _____________ |
| A. | unix-like operating systems |
| B. | windows |
| C. | both unix-like and windows systems |
| D. | none of the mentioned |
| Answer» C. both unix-like and windows systems | |
| 416. |
SSH uses ___________ to authenticate the remote computer. |
| A. | public-key cryptography |
| B. | private-key cryptography |
| C. | any of public-key or private-key |
| D. | both public-key & private-key |
| Answer» A. public-key cryptography | |
| 417. |
Which standard TCP port is assigned for contacting SSH servers? |
| A. | port 21 |
| B. | port 22 |
| C. | port 23 |
| D. | port 24 |
| Answer» B. port 22 | |
| 418. |
Which one of the following is a file transfer protocol using SSH? |
| A. | scp |
| B. | sftp |
| C. | rsync |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 419. |
SSH-2 does not contain ______________ |
| A. | transport layer |
| B. | user authentication layer |
| C. | physical layer |
| D. | connection layer |
| Answer» C. physical layer | |
| 420. |
Which one of the following feature was present in SSH protocol, version 1? |
| A. | password changing |
| B. | periodic replacement of session keys |
| C. | support for public-key certificates |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 421. |
SCP protocol is evolved from __________ over SSH. |
| A. | rcp protocol |
| B. | dhcp protocol |
| C. | mgcp protocol |
| D. | gcp protocol |
| Answer» A. rcp protocol | |
| 422. |
Which one of the following authentication method is used by SSH? |
| A. | public-key |
| B. | host based |
| C. | password |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 423. |
DHCP (dynamic host configuration protocol) provides __________ to the client. |
| A. | ip address |
| B. | mac address |
| C. | url |
| D. | none of the mentioned |
| Answer» A. ip address | |
| 424. |
DHCP is used for ________ |
| A. | ipv6 |
| B. | ipv4 |
| C. | both ipv6 and ipv4 |
| D. | none of the mentioned |
| Answer» C. both ipv6 and ipv4 | |
| 425. |
The DHCP server _________ |
| A. | maintains a database of available ip addresses |
| B. | maintains the information about client configuration parameters |
| C. | grants a ip address when receives a request from a client |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 426. |
IP assigned for a client by DHCP server is |
| A. | for a limited period |
| B. | for an unlimited period |
| C. | not time dependent |
| D. | none of the mentioned |
| Answer» A. for a limited period | |
| 427. |
DHCP uses UDP port _________ for sending data to the server. |
| A. | 66 |
| B. | 67 |
| C. | 68 |
| D. | 69 |
| Answer» B. 67 | |
| 428. |
DHCP client and servers on the same subnet communicate via _________ |
| A. | udp broadcast |
| B. | udp unicast |
| C. | tcp broadcast |
| D. | tcp unicast |
| Answer» A. udp broadcast | |
| 429. |
WPA2 is used for security in _______ |
| A. | ethernet |
| B. | bluetooth |
| C. | wi-fi |
| D. | |
| Answer» C. wi-fi | |
| 430. |
VPNs are financially speaking __________ |
| A. | always more expensive than leased lines |
| B. | always cheaper than leased lines |
| C. | usually cheaper than leased lines |
| D. | usually more expensive than leased lines |
| Answer» C. usually cheaper than leased lines | |
| 431. |
Storage management comprises of _______________ |
| A. | san management |
| B. | data protection |
| C. | disk operation |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 432. |
Which of the following is not a storage device? |
| A. | switch |
| B. | raid arrays |
| C. | tape drives |
| D. | hub |
| Answer» D. hub | |
| 433. |
Which protocols are used for Storage management? |
| A. | snmp |
| B. | ldap |
| C. | pop3 |
| D. | mib |
| Answer» A. snmp | |
| 434. |
How do Storage administrators ensure secure access to storage devices? |
| A. | by using zoning |
| B. | by putting a physical lock on the storage device |
| C. | by keeping devices shutdown when not in use |
| D. | by keeping devices when used |
| Answer» A. by using zoning | |
| 435. |
Effective Storage management does not include __________ |
| A. | security |
| B. | backups |
| C. | reporting |
| D. | connection |
| Answer» D. connection | |
| 436. |
SMI-S Standard uses which of the following? |
| A. | java rmi |
| B. | cim-xml/http |
| C. | corba |
| D. | .net |
| Answer» B. cim-xml/http | |
| 437. |
Full duplex mode increases the capacity of each domain by ________ |
| A. | 10 to 20 mbps |
| B. | 20 to 30 mbps |
| C. | 30 to 40 mbps |
| D. | 40 to 50 mbps |
| Answer» A. 10 to 20 mbps | |
| 438. |
Configuration management can be divided into which two subsystems? |
| A. | reconfiguration and documentation |
| B. | management and configuration |
| C. | documentation and dialing up |
| D. | configuration and dialing up |
| Answer» A. reconfiguration and documentation | |
| 439. |
To use a Simple Network Management System, we need _______ |
| A. | servers |
| B. | ip |
| C. | protocols |
| D. | rules |
| Answer» D. rules | |
| 440. |
The main difference between SNMPv3 and SNMPv2 is _______ |
| A. | management |
| B. | integration |
| C. | classification |
| D. | enhanced security |
| Answer» D. enhanced security | |
| 441. |
BER stands for ________ |
| A. | basic encoding rules |
| B. | basic encoding resolver |
| C. | basic encoding rotator |
| D. | basic encoding router |
| Answer» A. basic encoding rules | |
| 442. |
SNMP is the framework for managing devices in an internet using the ______ |
| A. | tcp/ip protocol |
| B. | udp |
| C. | smtp |
| D. | none |
| Answer» A. tcp/ip protocol | |
| 443. |
Structure of Management Information (SMI), is the guideline of ________ |
| A. | http |
| B. | snmp |
| C. | url |
| D. | mib |
| Answer» B. snmp | |
| 444. |
The application layer protocol used by a Telnet application is ________ |
| A. | telnet |
| B. | ftp |
| C. | http |
| D. | smtp |
| Answer» A. telnet | |
| 445. |
_______ allows you to connect and login to a remote computer |
| A. | telnet |
| B. | ftp |
| C. | http |
| D. | smtp |
| Answer» A. telnet | |
| 446. |
Telnet is used for _______ |
| A. | television on net |
| B. | network of telephones |
| C. | remote login |
| D. | teleshopping site |
| Answer» C. remote login | |
| 447. |
Which one of the following is not correct? |
| A. | telnet is a general purpose client-server program |
| B. | telnet lets user access an application on a remote computer |
| C. | telnet can also be used for file transfer |
| D. | telnet can be used for remote login |
| Answer» C. telnet can also be used for file transfer | |
| 448. |
Which operating mode of telnet is full duplex? |
| A. | default mode |
| B. | server mode |
| C. | line mode |
| D. | character mode |
| Answer» C. line mode | |
| 449. |
If we want that a character be interpreted by the client instead of server _________ |
| A. | interpret as command (iac) escape character has to be used |
| B. | control functions has to be disabled |
| C. | it is not possible |
| D. | cli character has to be used |
| Answer» A. interpret as command (iac) escape character has to be used | |
| 450. |
Telnet protocol is used to establish a connection to __________ |
| A. | tcp port number 21 |
| B. | tcp port number 22 |
| C. | tcp port number 23 |
| D. | tcp port number 25 |
| Answer» C. tcp port number 23 | |
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