How many keywords are recommended?
A: 3-6 keywords.
B: 5-10 keywords.
C: 2-5 keywords.
D: 6-10 keywords.
A: 3-6 keywords.
B: 5-10 keywords.
C: 2-5 keywords.
D: 6-10 keywords.
举一反三
- How many keywords are recommended? A: 3-6 keywords. B: 5-10 keywords. C: 2-5 keywords. D: 6-10 keywords.
- In a 4-level B tree with 15 keywords, the maximum number of nodes containing keywords is () A: 5 B: 6 C: 10 D: 15
- 网页的META标签是指（） A: title、h1、keywords B: description、alt、keywords C: robots、keywords、description D: keywords、description、h2
- Which one is the proper writing of the keywords:______ A: Keywords: English, vocabulary, tendency B: keywords: Collocation Context Connotation C: keywords: mass media D: keywords: nuclear waste, nuclear fuel cycle, remediation, bioremediation, citrobacter, heavy metal accumulation, uranium transuranic elements, technetium, tributyl phosphate
- 网页的META标签是指（） A: Atitle、h1、keywords B: Bdescription、alt、keywords C: Crobots、keywords、description D: Dkeywords、description、h2