wildcard

[rusky@rhel7 test]$ ls
test1  test123  test2  test317  test33  test335  test336  test44  testtest
[rusky@rhel7 test]$ ls test?3
test33
[rusky@rhel7 test]$ ls test??3
test123
[rusky@rhel7 test]$ ls test*
test1  test123  test2  test317  test33  test335  test336  test44  testtest
[rusky@rhel7 test]$ ls test3[13]
test33
[rusky@rhel7 test]$