PAGE 1
000 A000000 10/31/2015
000 C000000 0000890196
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 6.1
000 J000000 A
001 A000000 BLACKROCK MUNIYIELD QUALITY FUND, INC.
001 B000000 811-06660
001 C000000 8004417762
002 A000000 100 BELLEVUE PARKWAY
002 B000000 WILMINGTON
002 C000000 DE
002 D010000 19809
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 N
007 B000000 0
007 C010100 1
008 A000001 BLACKROCK ADVISORS, LLC
008 B000001 A
008 C000001 801-47710
008 D010001 WILMINGTON
008 D020001 DE
008 D030001 19809
012 A000001 COMPUTERSHARE TRUST COMPANY, N.A. (COMMON)
012 B000001 85-11340
012 C010001 CANTON
012 C020001 MA
012 C030001 02021
012 A000002 THE BANK OF NEW YORK MELLON (PREFERRED)
012 B000002 85-05006
012 C010002 NEW YORK
012 C020002 NY
012 C030002 10289
013 A000001 DELOITTE & TOUCHE LLP
013 B010001 BOSTON
013 B020001 MA
013 B030001 02116
014 A000001 BLACKROCK EXECUTION SERVICES
014 B000001 8-48719
014 A000002 BLACKROCK INVESTMENTS, LLC
014 B000002 8-48436
014 A000003 HARRIS WILLIAMS LLC
014 B000003 8-53380
014 A000004 PNC CAPITAL MARKETS, INC.
014 B000004 8-32493
PAGE 2
014 A000005 PNC INVESTMENTS LLC
014 B000005 8-66195
015 A000001 STATE STREET BANK & TRUST COMPANY
015 B000001 C
015 C010001 BOSTON
015 C020001 MA
015 C030001 02110
015 E010001 X
018 000000 Y
019 A000000 Y
019 B000000 286
019 C000000 BLKRKADVSR
020 A000001 BANK OF AMERICA CORP
020 B000001 56-0906609
020 C000001 3
021 000000 3
022 A000001 FFI INSTITUTIONAL TAX-EXEMPT FUND
022 B000001 22-2509978
022 C000001 31646
022 D000001 28191
022 A000002 CITIGROUPGLOBAL MARKETS, INC.
022 B000002 11-2418191
022 C000002 14524
022 D000002 8720
022 A000003 BANK OF AMERICA CORP
022 B000003 56-0906609
022 C000003 11572
022 D000003 7004
022 A000004 BARCLAYS CAPITAL INC.
022 B000004 06-1031656
022 C000004 8884
022 D000004 784
022 A000005 MORGAN STANLEY & CO. INCORPORATED
022 B000005 13-2655998
022 C000005 1983
022 D000005 6700
022 A000006 JEFFERIES & COMPANY INC
022 B000006 95-2622900
022 C000006 4384
022 D000006 785
022 A000007 RAYMOND JAMES FINANCIAL INC
022 B000007 59-1517485
022 C000007 0
022 D000007 4364
022 A000008 J P MORGAN SECURITIES INC
022 B000008 13-3299429
022 C000008 2373
022 D000008 1828
022 A000009 WELLS FARGO BANK NA
022 B000009 94-1347393
022 C000009 1798
PAGE 3
022 D000009 986
022 A000010 PERSHING LLC
022 B000010 13-2741729
022 C000010 1130
022 D000010 725
023 C000000 78664
023 D000000 62793
024 000000 N
025 D000001 0
026 A000000 N
026 B000000 N
026 C000000 N
026 D000000 Y
026 E000000 N
026 F000000 N
026 G010000 N
026 G020000 N
026 H000000 N
027 000000 N
028 A010000 0
028 A020000 0
028 A030000 0
028 A040000 0
028 B010000 0
028 B020000 0
028 B030000 0
028 B040000 0
028 C010000 0
028 C020000 0
028 C030000 0
028 C040000 0
028 D010000 0
028 D020000 0
028 D030000 0
028 D040000 0
028 E010000 0
028 E020000 0
028 E030000 0
028 E040000 0
028 F010000 0
028 F020000 0
028 F030000 0
028 F040000 0
028 G010000 0
028 G020000 0
028 G030000 0
028 G040000 0
028 H000000 0
030 A000000 0
030 B000000 0.00
030 C000000 0.00
PAGE 4
031 A000000 0
031 B000000 0
032 000000 0
033 000000 0
035 000000 0
036 B000000 0
038 000000 0
042 A000000 0
042 B000000 0
042 C000000 0
042 D000000 0
042 E000000 0
042 F000000 0
042 G000000 0
042 H000000 0
043 000000 0
044 000000 0
045 000000 Y
046 000000 N
047 000000 Y
048 000000 0.500
048 A010000 0
048 A020000 0.000
048 B010000 0
048 B020000 0.000
048 C010000 0
048 C020000 0.000
048 D010000 0
048 D020000 0.000
048 E010000 0
048 E020000 0.000
048 F010000 0
048 F020000 0.000
048 G010000 0
048 G020000 0.000
048 H010000 0
048 H020000 0.000
048 I010000 0
048 I020000 0.000
048 J010000 0
048 J020000 0.000
048 K010000 0
048 K020000 0.000
049 000000 N
050 000000 N
051 000000 N
052 000000 N
053 A000000 Y
053 B000000 Y
053 C000000 N
054 A000000 Y
PAGE 5
054 B000000 Y
054 C000000 N
054 D000000 N
054 E000000 N
054 F000000 N
054 G000000 N
054 H000000 Y
054 I000000 N
054 J000000 Y
054 K000000 N
054 L000000 N
054 M000000 Y
054 N000000 N
054 O000000 N
055 A000000 N
055 B000000 N
056 000000 Y
057 000000 N
058 A000000 N
059 000000 Y
060 A000000 N
060 B000000 N
061 000000 0
062 A000000 Y
062 B000000 0.0
062 C000000 0.0
062 D000000 0.0
062 E000000 0.0
062 F000000 0.0
062 G000000 0.0
062 H000000 0.0
062 I000000 0.0
062 J000000 0.0
062 K000000 0.0
062 L000000 1.3
062 M000000 0.0
062 N000000 0.0
062 O000000 156.9
062 P000000 0.0
062 Q000000 0.0
062 R000000 0.0
063 A000000 0
063 B000000 20.9
064 A000000 Y
064 B000000 N
066 A000000 N
067 000000 N
068 A000000 N
068 B000000 N
069 000000 N
070 A010000 Y
PAGE 6
070 A020000 N
070 B010000 N
070 B020000 N
070 C010000 Y
070 C020000 N
070 D010000 N
070 D020000 N
070 E010000 Y
070 E020000 Y
070 F010000 N
070 F020000 N
070 G010000 Y
070 G020000 N
070 H010000 N
070 H020000 N
070 I010000 N
070 I020000 N
070 J010000 N
070 J020000 N
070 K010000 Y
070 K020000 Y
070 L010000 N
070 L020000 N
070 M010000 N
070 M020000 N
070 N010000 N
070 N020000 N
070 O010000 Y
070 O020000 N
070 P010000 Y
070 P020000 N
070 Q010000 N
070 Q020000 N
070 R010000 Y
070 R020000 N
071 A000000 47018
071 B000000 50777
071 C000000 771565
071 D000000 6
072 A000000 6
072 B000000 17548
072 C000000 0
072 D000000 0
072 E000000 0
072 F000000 1954
072 G000000 52
072 H000000 0
072 I000000 23
072 J000000 18
072 K000000 0
072 L000000 7
PAGE 7
072 M000000 6
072 N000000 6
072 O000000 0
072 P000000 600
072 Q000000 0
072 R000000 30
072 S000000 35
072 T000000 0
072 U000000 0
072 V000000 0
072 W000000 875
072 X000000 3606
072 Y000000 0
072 Z000000 13942
072AA000000 0
072BB000000 690
072CC010000 0
072CC020000 3823
072DD010000 14725
072DD020000 0
072EE000000 0
073 A010000 0.4800
073 A020000 0.0000
073 B000000 0.0000
073 C000000 0.0000
074 A000000 180
074 B000000 0
074 C000000 0
074 D000000 767476
074 E000000 0
074 F000000 0
074 G000000 0
074 H000000 0
074 I000000 6223
074 J000000 651
074 K000000 0
074 L000000 9860
074 M000000 447
074 N000000 784837
074 O000000 3455
074 P000000 329
074 Q000000 0
074 R010000 0
074 R020000 0
074 R030000 0
074 R040000 115274
074 S000000 176600
074 T000000 489179
074 U010000 30677
074 U020000 0
074 V010000 15.95
PAGE 8
074 V020000 0.00
074 W000000 0.0000
074 X000000 12502
074 Y000000 192827
075 A000000 0
075 B000000 487959
076 000000 15.62
077 A000000 Y
077 I000000 Y
077 O000000 Y
077 Q010000 Y
078 000000 N
080 C000000 0
081 B000000 0
082 B000000 0
083 B000000 0
084 B000000 0
086 A010000 0
086 A020000 0
086 B010000 0
086 B020000 0
086 C010000 0
086 C020000 0
086 D010000 0
086 D020000 0
086 E010000 0
086 E020000 0
086 F010000 0
086 F020000 0
087 A010000 COMMON STOCK
087 A020000 09254F100
087 A030000 MQY
087 B010000 PREFERRED STOCK
088 A000000 N
088 B000000 N
088 C000000 N
088 D000000 Y
SIGNATURE NEAL J. ANDREWS
TITLE CFO