分析教程分析章chapter 2 mid exi2 MID EXI.pdfVIP

Chapter2

TRUE/FALSE.WriteTifthestatementistrueandFifthestatementisfalse.

1)Thedecimalnumbersystemconsistsofthedigits0-10.

2)Thebinarynumbersystemconsistsofthedigits0and1.

3)Thebinarynumbersystemisfundamentaltoalldigitalcomputers.

4)Repeateddivision-by-10isusedtoconvertdecimalnumberstobinarynumbers.

5)Thedecimalvalueofbinary1011canbedeterminedbyevaluatingthefollowing

3210

expression:1×2+0×2+1×2+1×2.

6)The1scomplementofbinary10111is01000.

7)TheHammingandGraycodesserveverysimilarpurposes..

MULTIPLECHOICE.Choosetheonealternativethatbestcompletesthestatement

oranswersthequestion.

1)Thelargestsingledigitinthedecimalnumbersystemis________.

A)9B)∞C)10D)1

2)Inthedecimalvalue4256,theweightofthenumeral2is________.

A)103B)200C)102D)10×22

3)Inthedecimalvalue42.56,theweightofthenumeral6is________.

A)0.06B)6×2-2C)10-2D)10-1

5

4)Whatdecimalnumberdoes2represent?

A)25B)32C)10D)31

5)Inbinaryaddition,1+1=________.

A)1withacarryof0B)0withacarryof1

C)1withacarryof1D)0withacarryof0

6)Inbinarysubtraction,1-0=________.

A)0withaborrow0B)1withaborrowof1

C)0withaborrowof1D)1withaborrowof0

7)Inbinarysubtraction,1-1=________.

A)1withaborrowof0B)0withaborrowof1

C)0