Internet Search Engines
| Category |
AltaVista
|
Excite
|
WebCrawler
|
Lycos
|
InfoSeek
|
Yahoo!
|
NlightN
|
| Case Sensitive? |
Y
|
N
|
N
|
N
|
Y
|
N
|
N
|
| Considers Phrases? |
Y
|
N
|
Y
|
N
|
Y
|
N
|
Y
|
| Required Term Operator |
+
|
+
|
N
|
N
|
+
|
N
|
N
|
| Prohibited Term Operator |
-
|
-
|
N
|
N
|
-
|
N
|
N
|
| Wildcard Expander |
*
|
N
|
N
|
$
|
N
|
N
|
N
|
| Limiting Character |
N
|
N
|
N
|
.
|
N
|
N
|
N
|
| Results Ranking? |
Y
|
Y
|
Y
|
Y
|
Y
|
N
|
N
|
| Controllable Results Ranking? |
Y
|
N
|
N
|
Y
|
N
|
N
|
N
|
| Booleans Allowed? |
Y
|
Y
|
Y
|
N
|
N
|
N
|
Y
|
| Proximity Operators Allowed? |
Y(10)
|
N
|
Y(range)
|
N
|
Y(100)
|
N
|
N
|
| Subject (Directory) Searching? |
N
|
Y
|
Y
|
Y
|
Y
|
Y
|
N
|
| Refine Based On First Search? |
N
|
Y
|
N
|
N
|
N
|
N
|
N
|
| Controllable Display Format? |
Y
|
N
|
Y
|
Y
|
N
|
N
|
N
|