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) In the designation of tooth surface Mesial is

3) Bite-Wing technique is to find:

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

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

6) The molars function for

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

8) The following are true, except:

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

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

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

12) We call low-speed:

13) After topical fluoride treatment:

14) Knoop hardness number of enamel is:

15) In acute caries:

16) 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:

17) In arrested caries:

18) Teeth most commonly congenitally absent are:

19) The dental burs are made of:

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

21) Smooth surface caries is mainly caused by:

22) The foot engine was in use:

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

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

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

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

27) 61.

28) KHN of dentin and cementum are respectively:

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

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

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

32) The spoon excavator is:

33) The kinds of attrition are:

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

35) The following are true, except:

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

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

38) Serious consideration before undertaking any operative procedure:

39) Indications for operative procedures are, except:

40) In chronic caries:

41) Pulpal damage can result from:

42) In acute caries:

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

44) In the United States, dentistry originated

45) After operative procedure the patient

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

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

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

49) D.M.F.S is:

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

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

52) In residual carious lesions:

53) The following are true, except

54) We call an older adult at the age:

55) The following are true, except:

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

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

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

59) Pit and fissure lesions are represented by:

60) In abrasion. It is:

61) Composition of enamel consists of

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

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

64) Class III, carious lesions are on:

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

66) Areas on the tooth relatively self cleansable:

67) Axial wall is:

68) At 8 years of age normally:

69) The word laser is an acronym for:

70) Between all teeth crowns there are:

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

72) The primary dentition has:

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

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

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

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

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

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

79) Between tooth crowns there are:

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

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

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

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

84) The dental unit was in use:

85) In tooth numbering there are mainly

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

87) The incisors function for:

88) The most reliable sterilization device is:

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

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

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

92) Restoring instrument is composed of:

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

94) Incipient carious lesions are as followed except:

95) The following are true, except:

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

97) The rake angle is:

98) The dentinometer/Prepometer is used:

99) The function of inverted burs:

100) Cavities that occur exclusively in posterior teeth are:

101) 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 .

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

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

104) The excavators are as followed except:

105) Fluoride can transform Hydroxyapatite into:

106) The function of cylindrical burs is :

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

108) The following are true, except are on:

109) The finishing bur has:

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

111) All of the following statements are true except:

112) Example of floor or seat:

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

114) GV Black simply classified cavities as:

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

116) Radiolucent material among the following is:

117) Harvard University was found:

118) The marginal ridges are:

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

120) Class V, carious lesions are on:

121) Childhood dentition is known:

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

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

124) The electric engine was in use:

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

126) Fluoridation of water in year 2000 is approximately:

127) Between tooth crowns there are:

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

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

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

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

132) The following are true except.

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

134) The first unit of basic instrument formula denotes:

135) Nursing bottle rampant caries is an example of:

136) We call ultra-low speed:

137) The grasps used for hand instruments are:

138) In general we call adolescent in the age:

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

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

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

142) In attrition. It is:

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

144) The first deciduous tooth to erupt is the:

145) The marginal ridges are:

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

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

148) Pulpal wall is:

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

150) Proximal carious lesion occurs mostly:

151) Class II, carious lesions are on

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

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

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

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

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

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

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

159) The following are true, except:

160) Class IV, carious lesions are on:

161) Baltimore is in

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

163) Amelogenesis imperfecta can affect:

164) The modified pen grasp has the following except:

165) Basic instrument formula consists of:

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

167) The cutting bur has:

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

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

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

171) The rampant caries are of the following except:

172) The hand rotated instruments were in use:

173) The following are true, except:

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

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

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

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

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

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

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

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

182) In general we call children at the age:

183) The intercuspal distance is:

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

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

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

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

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

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

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

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

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

193) In tooth numbering there are:

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

195) A.R.T technique is:

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

197) The diamond abrading instruments were in use:

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

199) The following are true, except:

200) The following are true, except:

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

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

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

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

205) Erosion:

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

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

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

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

210) The aims of operative dentistry are: