Inspect the TCP headers. Which packets contain flags in the TCP header? Which types of flags do you observe?
For connection setup, SYN packet: SYN flag is set. SYN|ACK packet: SYN|ACK flags
are set. ACK packet: ACK flag is set. For data transmission: PUSH|ACK flag are set. For connection tear down: FIN flag is set or piggybacked in PUSH|ACK or ACK. ACK flagis set to acknowledge this FIN packet.
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If a local variable and a global variable have the same name within the same program, the __________ resolution operator must be used.
a. variable b. ambiguity c. scope d. global e. None of these
In pseudocode, the “While … End while” loop is considered a:
a. Pre-condition loop. b. Post condition loop. c. Nested loop d. Sequential loop. e. None of the above.
Case Based Critical Thinking QuestionsCase 10-1Maxwell has developed a Movies database. He presented his design to his class, and some of his listeners had questions.Here is one of the tables Maxwell showed to the audience.
Kyra asks how to select all movies that received an award between 1940 and 1955. Maxwell tells her that the query criteria for the Award Year field should be: _____.
A. >= 1940 AND <= 1955 B. >= 1940 OR <= 1955 C. = 1940 AND = 1955 D. HIGHER THAN 1940 AND LOWER THAN 1955
A(n) ____________________ is a spreadsheet written or tailored to meet the user's specific needs.
Fill in the blank(s) with the appropriate word(s).