Question 1

The packet-filtering firewall is the simplest type of firewall.

Accepted Answer

A) True 
 B)False

Question 2

Wireless devices connect to a wireless LAN using a(n)________.

Accepted Answer

A) switch 
B) root server 
C) access point 
D) routing table 
A) switch 
B) root server 
C) access point 
D) routing table

Question 3

An Internet is a network of networks.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following is the distinguishing feature of LANs?

Accepted Answer

A) single location 
B) number of computers 
C) bandwidth 
D) hardware requirement 
A) single location 
B) number of computers 
C) bandwidth 
D) hardware requirement

Question 5

Which of the following is true of cable modems?

Accepted Answer

A) Cable modems provide high-speed data transmission using telephone cable lines. 
B) Performance is stable in spite of the number of users sending and receiving data. 
C) In most cases,the speeds of cable modems and DSL modems are vastly different. 
D) Cable modems use their own protocols. 
A) Cable modems provide high-speed data transmission using telephone cable lines. 
B) Performance is stable in spite of the number of users sending and receiving data. 
C) In most cases,the speeds of cable modems and DSL modems are vastly different. 
D) Cable modems use their own protocols.

Question 6

T1 lines are the fastest leased lines available.

Accepted Answer

A) True 
 B)False

Question 7

Use of SSL/TLS makes it safe to send sensitive data such as credit card numbers and bank balances.

Accepted Answer

A) True 
 B)False

Question 8

Broadband communications have transmission speeds in excess of ________.

Accepted Answer

A) 256 kbps 
B) 512 kbps 
C) 1024 kbps 
D) 1)2 terabps 
A) 256 kbps 
B) 512 kbps 
C) 1024 kbps 
D) 1)2 terabps

Question 9

Reducing the cross-wire signal interference that occurs when wires run parallel for long distances is made possible by ________.

Accepted Answer

A) using the RJ-45 
B) using OFC 
C) twisting the wires in a UTP 
D) connecting them using an NIC 
A) using the RJ-45 
B) using OFC 
C) twisting the wires in a UTP 
D) connecting them using an NIC

Question 10

Explain leased line networks.

Accepted Answer

A network of leased lines is one of the

Question 11

Most connections in a LAN are made using unshielded twisted pair (UTP)cable.

Accepted Answer

A) True 
 B)False

Question 12

Which of the following is true of leased line networks?

Accepted Answer

A) Network traffic is moved through a special-purpose computer called a modem. 
B) Only predefined sites can use leased lines. 
C) T2 speeds can be supported by regular telephone wires. 
D) If a network has n sites,as many as n+n additional lines need to be leased. 
A) Network traffic is moved through a special-purpose computer called a modem. 
B) Only predefined sites can use leased lines. 
C) T2 speeds can be supported by regular telephone wires. 
D) If a network has n sites,as many as n+n additional lines need to be leased.

Question 13

With point-to-point lines,the number of lines required does not change as the number of sites increases.

Accepted Answer

A) True 
 B)False

Question 14

A protocol is a standardized means for coordinating communications between two or more internets.

Accepted Answer

A) True 
 B)False

Question 15

A channel is a virtual,private pathway over a public or shared network from the VPN client to the VPN server.

Accepted Answer

A) True 
 B)False

Question 16

The connection between the VPN client and VPN server is called a ________.

Accepted Answer

A) data highway 
B) client-server interface 
C) tunnel 
D) point-of-presence 
A) data highway 
B) client-server interface 
C) tunnel 
D) point-of-presence

Question 17

The connections between switches can use UTP cable,but if they carry a lot of traffic or are far apart,________.

Accepted Answer

A) the UTP cable may be twisted to reduce cross-wire signal interferences 
B) the UTP cable may be replaced by optical fiber cables 
C) an additional NIC card should be placed in the network 
D) the UTP cables should given one more layer of cladding 
A) the UTP cable may be twisted to reduce cross-wire signal interferences 
B) the UTP cable may be replaced by optical fiber cables 
C) an additional NIC card should be placed in the network 
D) the UTP cables should given one more layer of cladding

Question 18

HTTPS and SSL/TLS utilize which of the following?

Accepted Answer

A) a combination of private keys and asymmetric encryption 
B) private keys only 
C) a combination of public key/private key and symmetric encryption 
D) public keys only 
A) a combination of private keys and asymmetric encryption 
B) private keys only 
C) a combination of public key/private key and symmetric encryption 
D) public keys only

Question 19

T2 speeds can be supported by regular telephone wires.

Accepted Answer

A) True 
 B)False

Question 20

Ethernet,the protocol developed for LANs,also is used as a PSDN protocol.

Accepted Answer

A) True 
 B)False

The packet-filtering firewall is the simplest type of firewall.

Wireless devices connect to a wireless LAN using a(n)________.

An Internet is a network of networks.

Which of the following is the distinguishing feature of LANs?

Which of the following is true of cable modems?

T1 lines are the fastest leased lines available.

Use of SSL/TLS makes it safe to send sensitive data such as credit card numbers and bank balances.

Broadband communications have transmission speeds in excess of ________.

Reducing the cross-wire signal interference that occurs when wires run parallel for long distances is made possible by ________.

Explain leased line networks.

Most connections in a LAN are made using unshielded twisted pair (UTP)cable.

Which of the following is true of leased line networks?

With point-to-point lines,the number of lines required does not change as the number of sites increases.

A protocol is a standardized means for coordinating communications between two or more internets.

A channel is a virtual,private pathway over a public or shared network from the VPN client to the VPN server.

The connection between the VPN client and VPN server is called a ________.

The connections between switches can use UTP cable,but if they carry a lot of traffic or are far apart,________.

HTTPS and SSL/TLS utilize which of the following?

T2 speeds can be supported by regular telephone wires.

Ethernet,the protocol developed for LANs,also is used as a PSDN protocol.

The Importance of Mis

Collaboration Information Systems

Information Systems for Competitive Advantage

Hardware and Software

Database Processing

How the Internet Works

Business Process Management

E-Commerce and Web 2.0

Business Intelligence Systems

Managing Development

Information Systems Management

Information Security Management

International Dimension 1 - the Global Economy

International Dimension 2 - Global Communication

International Dimension 3 - Global Is and the Value Chain

International Dimension 4 - International It Management and Development

Filters

Exam 6: Data Communications

The packet-filtering firewall is the simplest type of firewall.

Wireless devices connect to a wireless LAN using a(n)________.

An Internet is a network of networks.

Which of the following is the distinguishing feature of LANs?

Which of the following is true of cable modems?

T1 lines are the fastest leased lines available.

Use of SSL/TLS makes it safe to send sensitive data such as credit card numbers and bank balances.

Broadband communications have transmission speeds in excess of ________.

Reducing the cross-wire signal interference that occurs when wires run parallel for long distances is made possible by ________.

Explain leased line networks.

Most connections in a LAN are made using unshielded twisted pair (UTP)cable.

Which of the following is true of leased line networks?

With point-to-point lines,the number of lines required does not change as the number of sites increases.

A protocol is a standardized means for coordinating communications between two or more internets.

A channel is a virtual,private pathway over a public or shared network from the VPN client to the VPN server.

The connection between the VPN client and VPN server is called a ________.

The connections between switches can use UTP cable,but if they carry a lot of traffic or are far apart,________.

HTTPS and SSL/TLS utilize which of the following?

T2 speeds can be supported by regular telephone wires.

Ethernet,the protocol developed for LANs,also is used as a PSDN protocol.

The Importance of Mis

Collaboration Information Systems

Information Systems for Competitive Advantage

Hardware and Software

Database Processing

How the Internet Works

Business Process Management

E-Commerce and Web 2.0

Business Intelligence Systems

Managing Development

Information Systems Management

Information Security Management

International Dimension 1 - the Global Economy

International Dimension 2 - Global Communication

International Dimension 3 - Global Is and the Value Chain

International Dimension 4 - International It Management and Development

Filters