Networking

Question 1

What is the function of FTP?

Answer 1

File exchange

Question 2

A type of cryptographic network protocol for secure data communication, remote command-line login, remote command execution, and other secure network services between two networked computers is known as:

Answer 2

SSH

Question 3

Telnet

Answer 3

-Transmits data in an unencrypted form
- Enables remote login and command execution
-Provides username & password authentication

Question 4

Which of the answers listed below refers to a secure replacement for Telnet?

Answer 4

SSH

Question 5

The SMTP protocol is used for

Answer 5

-Sending email messages between mail servers
-Sending email messages from a client device

Question 6

Which of the following answers refers to a system containing mappings of domain names to various types of data, such as numerical IP addresses?

Answer 6

DNS

Question 7

A network protocol providing an alternative solution to the manual allocation of IP addresses is known as:

Answer 7

DHCP

Question 8

Which network protocol enables retrieving contents of an Internet page from a web server?

Answer 8

HTTP

Question 9

POP3 protocol is used for:

Answer 9

Email retrieval

Question 10

Which of the following is in use when a WINS server tries to resolve a host name into an IP address on a Windows-based LAN

Answer 10

NetBIOS

Question 11

The function of the NetBT protocol is to allow NetBIOS services to be used over TCP/IP networks.

Answer 11

True

Question 12

Which of the following answers refer to IMAP4?

Answer 12

-Offers improved functionality in comparison to POP3
-Serves the same function as POP3

Question 13

A type of protocol used in network management systems for monitoring network-attached devices is called:

Answer 13

SNMP

Question 14

Of the three existing versions of the Simple Network Management Protocol (SNMP), versions 1 and 2 (SNMPv1 and SNMPv2) offer authentication based on community strings sent in an unencrypted form (in cleartext). SNMPv3 provides packet encryption, authentication, and hashing mechanisms that allow for checking whether data has changed in transit (i.e., data integrity).

Answer 14

True

Question 15

LDAP is an example of:

Answer 15

Directory access protocol

Question 16

What is the name of a network protocol that secures web traffic via SSL/TLS encryption?

Answer 16

HTTPS

Question 17

What are the characteristics of SMB/CIFS?

Answer 17

-Provides shared access to files, directories, and devices
-Used mainly by computers running Microsoft Windows operating systems

Question 18

Which of the following answers refers to a Microsoft-proprietary remote-access protocol providing a user with graphical interface for connecting to another computer over a network?

Answer 18

RDP

Question 19

Transmission Control Protocol (TCP) is a connection-oriented protocol using a three-way handshake, which is a set of initial steps required to establish network connection. TCP supports retransmission of lost packets, flow control (managing the amount of data that is being sent), and sequencing (rearranging packets that arrived out of order).

Answer 19

True

Question 20

Examples of connectionless protocols include:

Answer 20

-DHCP
-TFTP

Question 21

Which of the following answers refer to connection-oriented protocols?

Answer 21

-SSH
-HTTPS

Question 22

Which of the answers listed below refer to common applications that make use of TCP?

Answer 22

• File transfer
• Email communication
  -Web browsing

Question 23

Which of the following answers refer(s) to common applications of UDP?

Answer 23

-Voice over IP (VoIP)
- Online gaming
-Live streaming
- Video conferencing