1) The run-out of bur refers to the maximum displacement of the bur head from its axis. The average value of clinical acceptable run-out is about:

2) Which of the following is a sign of dental caries?:

3) Nursing bottle rampant caries is an example of:

4) “Double inverted cone” type of penetration of dental caries is seen in:

5) Cavities that occur exclusively in posterior teeth are:

6) What is the main prevention of dental caries?:

7) The function of cylindrical burs is :

8) Areas on the tooth surface relatively non self cleansable:

9) In residual carious lesions:

10) Number of point angles in ‘Class 3’ cavity preparation is:

11) The marginal ridges are:

12) The following statements on occlusal class I preparation are correct except :

13) Proximal carious lesion occurs mostly:

14) The most reliable sterilization device is:

15) The rampant caries are of the following except:

16) Harvard University was found:

17) Which of the following is not an external cause of tooth discoloration?:

18) Pulpal damage can result from:

19) In general we call children at the age:

20) The following are true, except:

21) Operative dentistry is defined as that branch of the science and art of dentistry which deals with as followed except:

22) Between all teeth crowns there are:

23) Class V, carious lesions are on:

24) Class II, carious lesions are on

25) In a three unit formula, the second unit denotes:

26) The following are true, except, The carious lesion can be dignosed:

27) The first deciduous tooth to erupt is the:

28) The following statements on walls of a prepared cavity are correct except :

29) The first unit of basic instrument formula denotes:

30) The dentinometer/Prepometer is used:

31) Bite-Wing technique is to find:

32) The low copper dental amalgam alloy contains maximum amount of copper upto:

33) The following statements on occlusal class I preparation are correct except :

34) Indications for operative procedures are, except:

35) In general we call adolescent in the age:

36) The dental unit was in use:

37) Baltimore is in

38) In the designation of tooth surface Mesial is

39) Pulpal wall is:

40) Development of smooth surface dental caries is due to all of the following except:

41) Areas on the tooth relatively self cleansable:

42) In general we call an adult person at the age:

43) Angle former is a modified chisel. The angle of the cutting edge to the blade axis of the angle former is usually:

44) The following are the indications of operative dentistry, except:

45) The most important key of class II cavity preparation:

46) Restoring instrument is composed of:

47) In the use of Radio-Visio-Graphy (R.V.G)

48) In the three number formula the second unit describes:

49) Instruments that cannot withstand autoclaving may be sterilized effectively with:

50) The University that established the first University affiliated dental program is:

51) Incipient carious lesions are as followed except:

52) The grasps used for hand instruments are as followed except:

53) At 8 years of age normally:

54) The first form of amalgam was brought to the attention of the dental profession in the United States by the crawcour brothers in:

55) At the cusp of molar the average thickness of enamel is:

56) The following methods of debridement are effective but one is no longer acceptable:

57) The following are true, except:

58) The following statements on preventions of postoperative discomfort are correct except:

59) G.V.Black prescribed the following nomenclature for the instruments. The class denotes:

60) Smooth surface caries is mainly caused by:

61) The following statements on moderate carious lesions are correct except:

62) When a cavity is prepared for silver amalgam, the provision made to prevent displacement of filling is:

63) In attrition. It is:

64) In tooth numbering there are:

65) The establishment of the Baltimore College of dental surgery is

66) GV Black simply classified cavities as:

67) The system to designate a tooth which is simple to understand and to teach as well as readily communicable in print and by wire is:

68) Removal of deep, pulp encroaching caries should be made using:

69) The function of inverted burs:

70) Amelogenesis imperfecta can affect:

71) Which of the following is not a treatment of dental caries?:

72) All of the following statements are true except:

73) The oldest and most widely used method of tooth nomenclature is:

74) Incidence of dental caries in young children is most effectively reduced by:

75) The following are true, except:

76) In class V amalgam cavity the retention grooves are placed in the:

77) The kinds of attrition are:

78) The following are true, except:

79) Which of the following is contraindicated beneath composite resins as liner/base?

80) The following are true, except are on, Class VI cavity is on:

81) Fluoride can transform Hydroxyapatite into:

82) After topical fluoride treatment:

83) The dental burs are made of:

84) A mesial proximal carious lesion of the mandibular right 1st molar is indicated by:

85) The grasps used for hand instruments are:

86) G.V.Black prescribed following nomenclature for the instruments the order denote:

87) In arrested caries:

88) The rake angle is:

89) The first form of amalgam was a silver-mercury paste advocated by:

90) Which of the following instrument is not required in the Art (Atraumatic restorative treatment):

91) The hand rotated instruments were in use:

92) Knoop hardness number of enamel is:

93) The following statements on the success of direct pulp capping are correct except :

94) The establishment of first dental college of the world is at:

95) The incisors function for:

96) The spoon excavator is:

97) The following are true, except, the advantage of rubber dam are :

98) The excavators are as followed except:

99) The following are true except.

100) In the use of radio-vision Graphy (R.V.G)

101) Class IV, carious lesions are on:

102) The old units converted to increase the speed from 5.000 R.P.M to 10.000 R.P.M were in use:

103) Composition of enamel consists of

104) Percentage of pit and fissure caries in children is:

105) In tooth numbering there are mainly

106) From a clinical standpoint, the dental amalgam is:

107) Which material was advertised as the “Royal Mineral Succedaneum” by the CRAWCOUR brothers in United States?

108) The following statements on cavity preparation angles are correct except :

109) Harvard University established the first University – affiliated dental program:

110) What is the main cause of dental caries?:

111) KHN of dentin and cementum are respectively:

112) Class III, carious lesions are on:

113) Dental equipment refers of all of the following except:

114) Axial wall is:

115) The word laser is an acronym for:

116) The purposes of cavity preparation are all of the following except:

117) The following are true, except

118) The following are the indications of operative dentistry, except:

119) The air turbine straight hand piece with 25.000 R.P.M was in use:

120) The following statements on indirect pulp capping are correct except:

121) Chemical preparation of a tooth for restoration with composite resin involves use of:

122) The following are the art and science of operative dentistry, except:

123) The instrument formula numbers placed on the handle are in the following sequence:

124) To keep the balance of the instrument the working end of the blade is from the long axis of the handle:

125) The aims of operative dentistry are:

126) Pit and fissure sealants are generally not used in:

127) The following are true, except the advantage of rubber dam are :

128) The instrument that is in the four unit formula is:

129) You indicate what is false: In the primary dentition there is:

130) The class (es) of cavity which occurs in all teeth

131) We call an older adult at the age:

132) Between tooth crowns there are:

133) Basic instrument formula consists of:

134) A.R.T technique is:

135) Which wall is the base of clans III preparation:

136) Which of the following is considered the most universal operating position for operator?

137) Resistance to proximal displacement in a clan II amalgam cavity is provided by:

138) The main objectives of operative dentistry during 1900 A.D were:

139) Between tooth crowns there are:

140) Frequently used instruments for placing retentive grooves for amalgam and composite resins are:

141) Pit and fissure lesions are represented by:

142) The following statements on peripheral seat or ledge on class 1 occlusal cavity are correct except :

143) G.V.Black described a way to name dental instruments: The subclass denotes:

144) The air turbine angle hand piece with 250.000 R.P.M was in use:

145) The following are true, except:

146) In tetracycline discoloration, staining is usually present on:

147) The following statements on the success of indirect pulp capping are correct except :

148) Serious consideration before undertaking any operative procedure:

149) We call low-speed:

150) D.M.F.S is:

151) R.P.M in rotary instrument is:

152) In abrasion. It is:

153) The diamond abrading instruments were in use:

154) We call ultra-low speed:

155) In general sense, all the hand cutting instruments are:

156) The type of chisel that has a curved blade is the:

157) All of the following are features of the high copper amalgam alloys except:

158) GV Black classified carious lesion into, Class I carious lesions are on:

159) Ideally, isolation of the operative field is accomplished by use of:

160) The following statements on the depth of the cavity are correct except:

161) The following are true, except:

162) In high copper dental amalgam alloy, which phase either diminishes or is eliminated?

163) During cavity preparation with rotary instrumentation heat production is directly proportional to all of the following except:

164) The following statements on smear layer are correct except:

165) The outline form of class V amalgam cavity is dictated principally by:

166) In a system, a tooth is designated number ‘46’ the tooth is:

167) The characteristic feature of rampant nursing bottle caries is as followed, except:

168) The chisel with corresponding instrument formula (12.7.0) is:

169) The full name of G.V.Black is

170) The instrument that is in the four unit formula is:

171) Areas on the tooth surface relatively non self cleansable:

172) The heritage of operative Dentistry in addition to the Blacks includes practitioners such as:

173) In acute caries:

174) The following are true, except:

175) The electric engine was in use:

176) The intercuspal distance is:

177) The following statements on direct pulp capping are correct except:

178) The modified pen grasp has the following except:

179) Erosion:

180) The mesial gingival margin trimmer has its second unit formula as followed:

181) In the three unit formula of the instruments, the third is:

182) A technique which utilizes calcium hydroxide as liner placed on thin layer of questionable remaining dentin is termed as:

183) In chronic caries:

184) The following statements on the instrumentation used for tooth preparation are correct except:

185) The molars function for

186) Radiolucent material among the following is:

187) Teeth most commonly congenitally absent are:

188) Dr GV Black, father of operative dentistry had the following qualification:

189) The primary dentition has:

190) Which of the following is a main function of rubber dam?:

191) The foot engine was in use:

192) 61.

193) Example of floor or seat:

194) The finishing bur has:

195) The following are true, except are on:

196) The marginal ridges are:

197) The following are true, except:

198) Which the following is not a treatment result in the restoration?:

199) The distal gingival margin trimmer has its second unit formula as followed:

200) Fluoridation of water in year 2000 is approximately:

201) After operative procedure the patient

202) Childhood dentition is known:

203) In the United States, dentistry originated

204) The fourth unit added to the basic three unit instrument formula placed at 2nd position denotes:

205) The correction and restoration in operative dentistry are as followed except:

206) The class 1 occlusal tooth preparation is begun by entering the most carious pit with a punch. Cut using the n *245 carbide bur at high speed with air – water spray .

207) In acute caries:

208) The cutting bur has:

209) Transition from chisel to hoe by increasing blade angulation:

210) Rotary cutting instruments should be applied for caries removal and cavity preparation refinement in the range of: