【单选题】Scanning is different from skimming in that
A.
Scanning involves reading quickly through a text to get an overall idea of its contents.
B.
Scanning involves rapid reading for the specific rather than the general; for particular details rather than the overall idea.
【单选题】上市公司股票的市场价格一般是指股票的()
【简答题】A new study uses advanced brain-scanning technology to cast light onto a topic that 【M1】______ psychologists have puzzled over more than half a century: social conformity. The study 【M2】______ was bas...
【单选题】长期使用某些药物,使人体对该药物产生依耐性,一旦停药,机体来不及调整,于是机体出现不适症状,这是________。
【单选题】What is “stream scanning”?()
A.
scanning streaming media for malware
B.
scanning multiple downloads at the same time
C.
passing pieces of a download to the client while the download is being scanned
D.
passing scanned pieces of the file between two different malware-scanning engines
【简答题】A.drawing B.mapping C.picturing D.scanning
【单选题】Which of these is a drawback in using McAfee heuristic scanning?()
A.
heuristic scanning cannot detect new malware with an unknown signature
B.
heuristic scanning requires a separate license key
C.
heuristic scanning increases the probability of false positives
D.
heuristic scanning increases the probability of false negatives
【单选题】Scanning procedures for effective collision avoidance should constitute( )
A.
looking outside for 15 seconds, then inside for 5 seconds, then repeat.
B.
1 minute inside scanning, then 1 minute outside scanning, then repeat.
C.
looking outside every 30 seconds except in radar contact when outside scanning is unnecessary.