Exam Cram

Question 1

True or False
T1 It offers transmission speeds of 1.544 Mbps and creates point-to-point dedicated digital communication paths.

Answer 1

True

Question 2

True or False
T3 Offer transmission speeds of 44.736 Mbps, using 672 64-Kbps B channels. Digital Signal 3 is a more accurate name.

Answer 2

True

Question 3

True or False
T2 Offers transmission speeds of 274.176 Mbps by using 4,032 64-Kbps B channels.

Answer 3

False.
Offer transmission speeds of 6.312 Mbps. Accomplishes this by using 96 64-Kbps B channels

Question 4

True or False
T4 Offers transmission speeds of 6.312 Mbps. Accomplishes this by using 96 64-Kbps B channels.

Answer 4

False.
Offers transmission speeds of 274.176 Mbps by using 4,032 64-Kbps B channels

Question 5

Name protocols the physical layer use?

Answer 5

• USB
• Ethernet
• DSL
• ISDN
• T-Carrier links
• GSM
• SOnet

Question 6

Name protocols does the Data link Layer use?

Answer 6

Higher-level data link control (HDLC)
Layer 2 tunnelling protocol (L2TP)
Point-To-Point Protocol (PPP)
Point-To-Point Tunnelling Protocol (PPTP)
Spanning Tree Protocol (STP)
Virtual LANs (VLAN)

Question 7

Name Protocols are used in the Network Layer?

Answer 7

Internet Protocol (IP)
Address Resolution Protocol (ARP)
Reverse Address Resolution Protocol (RARP)
Asynchronous Transfer Mode (ATM)
Intermediate System-to-Intermediate System (IS-IS)
IP Security (IPSec)
Internet Control Message Protocol (ICMP)
Multiprotocol Label Switching (MPLS)

Question 8

Name the protocols are in the Application Layer?

Answer 8

Secure Shell (SSH)
Border Gateway Protocol (BGP)
Dynamic Host Configuration Protocol (DHCP)
Domain Name System (DNS)
Network Time Protocol (NTP)
Real-time Transport Protocol (RTP)
Session Initiation Protocol (SIP)
Simple Mail Transfer Protocol (SMTP)
Server Message Block (SMB)
File Transfer Protocol (FTP)
Hypertext Transfer Protocol (HTTP)
Hypertext Transfer Protocol Secure (HTTPS)
Internet Message Access Protocol (IMAP)
Post Office Protocol Version 3 (POP3)