Expert Answers

1.        The access list type that only examines the source IP address in a packet is:
A.      Source Access List
B.       Standard Access Lists
C.       Extended Access Lists
D.      Simple Access Lists

2.       Indicate whether the following statements are either true or false.
A.      Packets are always compared to each line of the access list in sequential order.
B.       Packets are compared to all lines of the access list.
C.       There is an implicit “deny” at the beginning of each access list.

3.       Extended access lists (IP) check for which of the following?
A.      Source IP address
B.       Destination IP address
C.       Protocol field
D.      Port number

4.       Standard access lists (IP) check for which of the following?
A.      Source IP address
B.       Destination IP address
C.       Protocol field
D.      Port number

5.        Which routing protocol by default uses bandwidth and delay as metrics?
A.      RIP
B.       BGP
C.       EIGRP
D.      OSPF

6.       When a router is connected to a Frame Relay WAN link using a serial DTE interface, how is the interface clock rate determined?
A.      It is supplied by the CSU/DSU
B.       It is supplied by the far end router
C.       it is determined by the clock rate command
D.      it is supplied by the layer 1 bit streaming clocking and timing rules

7.        What command mode must you be in if you wish to change the configuration of a router?
A.      User mode
B.       Administrative Exec mode
C.       Privileged mode
D.      Superuser mode

8.       When setting the auxiliary password what command must you remember to use so the router will prompt for authentication?
A.      Logon
B.       Login
C.       Authentication
D.      Password

9.      What are two reasons that a network administrator would use access lists? (choose two)
A.      to control vty access into a router
B.       to control broadcast traffic through a router
C.       to filter traffic as it passes through a router
D.      to filter traffic that originates from a router

10.      Which protocol should you block with an ACL to stop a ping into your corporate network?
A.      IP
B.       TCP
C.       ICMP
D.      UDP
E.       ARP

11.      When discussing reserved IP addresses which of the following is interpreted to mean “all networks?”
A.      Node address of all 1s
B.       Network address of all 1s
C.       Network address of all 0s
D.      Node address of all 0s

12.      True or False: Using route distribution, routers within an autonomous system can use different AS numbers to communicate routing information.
A.      True
B.       False

13.     Frame Relay provides a communications interface between which of the following?
A.      Demarc and the CO
B.       Demarc and the local loop
C.       DTE and DCE
D.      DTE and the CO

14.     Frame Relay virtual circuits are identified by which of the following?
A.      VPI
B.       DLCI
C.       VCI
D.      CSU/DSU

15.     __________ identify the virtual circuit (PVC or SVC) to the routers and provider’s switches participating in the Frame Relay network.

16.     ___________ is a signaling standard between a CPE device (router) and a frame switch and is responsible for managing and maintaining status between these devices.

Expert Answers

The boundary between OSI model layers is referred to as

The type of signal that is generated by altering the voltage magnitude of the signal up or down over time to create a unique discernable signal pattern is called.

The function that binds multiple network layer protocols with multiple data link layer protocols is called the.

The IEEE standard for CSMA/CD is

Fast ethernet uses category cable for maximum performance.

The most common type of LLC service is… 

Describe the purpose of a MAC address, where it is used, and a specific example of a specific address itself 

What are the two primary signalling methods for networks? What are the main differences and where is one used versus the other?

Why does FDDI have counter-rotating rings?

Expert Answers

The circuit shown below is identical to that of homework probm #03. Determine the operating point of the 5-k resistor and the amount of power it absorbs

A voltage source v(t) =10sin 2pit is applied across a diode which has the characteristic shown below.

a. Accurately sketch a plot of the waveform of the current that flows through the diode for one period of the input voltage signal.

b. Accurately sketch a plot of the power dissipated in the diode for one period of the input voltage signal.

The nonlinear resistor shown in the circuit below is a passive device described by the equation V = I2. Analytically determine the operating point of the nonlinear resistor.

The nonlinear resistor shown in the circuit below is a passive device described by the equation I = V2. Analytically determine the operating point of the nonlinear resistor.

Multiple Choice Answers

1 .Bonds with a face value of $200,000 were issued at 103. The entry to record the issuance will include a credit to the Bonds Payable account for:
a)$206,000
b)$200,000
c)$103,000
d)$230,000
2. On December 31, 2010, a corporation issued $200,000 face value, 12 percent bonds that mature 10 years from the date of issue. The issue price was 97. If the firm uses the straight-line method of amortization, interest expense for 2011 will be reported at:
a)$24,600
b)$24,000
c)$23,400
d)$19,400
3. The Premium on Bonds Payable account is shown in the:
a)Current Assets section of the balance sheet.
b)Current Liabilities section of the balance sheet.
c)Long-Term Liabilities section of the balance sheet.
d)Revenue section of the income statement

4. The entry to record the adjustments for accrued bond interest includes a debit to _______ and a credit to______.
a)Bond Interest Expense;Cash
b)Bond Interest Expense; Bond Interest Payable
c)Bond Interest Payable; the Bond Interest Expense
d)Bond Interest Expense; Bonds Payable

5. Bonds with a face value of $4000,000 were issued at 98. The entry to record the issuance will include a credit to the Bonds Payable account for:
a)$408,000
b)$392,000
c)$400,000
d)$398,000
6. When the issuing corporation has the right to require the owners to surrender the bonds for payment before the maturity date of the bonds, the bonds are referred to as_______bonds.
a)serial
b)convertible
c)registered
d)callable
7. Retained earnings are often appropriated while the bonds are outstanding. Which of the following is a reason for the appropriation.
a) Corporation management wants to protect the bondholders
b) The bond contract or the board of directors requires it.
c)Either a or b could be a reason
d)Neither a nor b could be a reason

 

8. Retained Earnings Appropriated for Bond Retirement appears as a separate line item on the:
a)Income Statement
b)Balance sheet
c)Bond Interest Reconciliation Schedule
d)Statement of Cash Flows
9. The amortization of the bond discount___________the carrying value of the bond, while the amortization of the bond premium________the carrying value of the bond.
a)decrease;increase
b)increase;decreases
c)increases;increases
d)decreases;decreases
10. When bonds mature, a corporation will pay the bondholders the:
a)current market value of the bonds
b)face amount plus the original premium or minus the original discount
c)face amount plus the interest accrued since the date the bonds were issued
d)face amount of the bonds
11. If bonds are issued for a price below their face value, the bond discount should be:
a)charged to expense on the date the bonds are issued
b)amortized over the life of the bond issue
c)shown as an addition to Bonds Payable in the Long-Term Liabilities section of the balance sheet
d)shown as a current liability on the balance sheet.

12. A corporation paid $104,000 to retire bonds with a face value of $100,000 and an unamortized premium balance of $3,000. The entry to record the early retirement of the bonds will include the recognition of a loss of:
a)$7,000
b)$4,000
c)$1,000
d)$3,000

13. Which of the following is NOT a disadvantage of raising capital through the issue of bonds payable?
a)the bonds are classified as a long-term liability
b)Interest must be paid even if the firm suffers a loss
c)the face amount must be repaid at maturity
d)interest is deductible for income tax purposes
14.When bonds are issued at a premium, the bond premium:
a)reduces the amount of interest expense over the life of the bonds.
b)increases the amount of interest expense over the life of the bonds
c)does not change the amount of interest expense over the life of the bonds
d)is charged to interest expense when the bond is issued

15. A bond sinking fund investment is started on January 5, 2010, by transferring $10,000 in cash to the fund. This $10,000 is invested and earns $1,100 during 2010. The entry to record the earnings made on the sinking fund investment includes a debit to______and a credit to__________.
a)Cash for $1,100; Income from Sinking Fund Investment for $1,100
b)Cash for $1,100; Bond Sinking Fund Investment for $1,100
c)Bond Sinking Fund Investment for $1,100;Income from Sinking Fund Investment for $1,100
d)Cash for $1,100; Interest Income for $1,100

16. The corporation must maintain a subsidiary ledger showing who owns the bonds and is entitled to receive interest payments if the bonds are _____bonds.
a)coupons
b)registered
c)bearer
d)unregistered
17. Using borrowed funds to earn a profit higher than the interest charged for borrowing is called:
a)leveraging
b)amortizing
c)investing
d)secured borrowing
18. Bonds issued at a premium are:
a)traded for stock
b)sold at less than face value
c)sold at less than face value
d)sold for more than face value
19. If market interest rates are higher than the rate offered on the bonds being sold, they will be sold at:
a)a premium
b)a discount
c)face value
d)a loss
20. Bonds that are payable over a period of years are called______