Which of the following statements about firewalls is wrong?
A. A firewall allows individuals on the corporate network to send and receive data packets from the Internet.
B. A firewall is a security system comprised of hardware and software that is built using routers, servers, and a variety of software.
C. A firewall can filter through packets coming from outside networks to prevent unauthorized access.
D. A firewall connects different LANs, software-based intelligent devices, and examines IP addresses.
Answer: D
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A major strength of scanner data is its representativeness gained by including all retail categories, such as food warehouses and mass merchandisers
Indicate whether the statement is true or false
Firms that reduce the price charged to a customer after the firm has delivered the goods and the customer has found them to be unsatisfactory or damaged issue a
a. sales return. b. sales allowance. c. sales discount. d. sales factor. e. sales price reduction.
The direct materials section of a job cost sheet shows the materials costs assigned to a specific job, but the direct labor section only shows the total hours of labor allocated to the job.
Answer the following statement true (T) or false (F)
Which of the following code fragments would not raise an error?
A. DECLARE v_amt1 number(5,2); v_amt2 number(3,0); BEGIN v_amt1 := 32.50; v_amt2 := ROUND(v_amt1) DBMS_OUTPUT.PUT_LINE(v_ amt2); END; B. DECLARE v_amt1 number(5,2); v_amt2 number(3,0); BEGIN v_amt1 := 32.50; v_amt2 := ROUND(v_amt1,1); DBMS_OUTPUT.PUT_LINE(v_ amt2); END; C. DECLARE v_amt1 number(5,2); v_amt2 number(3,0); BEGIN v_amt1 := 32.50; v_amt2 := ROUND v_amt1, 2; DBMS_OUTPUT.PUT_LINE(v_ amt2); END; D. DECLARE v_amt1 number(5,2); v_amt2 number(3,0); BEGIN v_amt1 := 32.50; v_amt2 := ROUND[v_amt1,0]; DBMS_OUTPUT.PUT_LINE(v_ amt2); END;