AP Computer ScienceDYRT Quiz 17.01-06 Key

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The quiz starts TWO minutes after the tardy bell rings.

You will have 30 seconds per question.

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Name Period Date

Quiz 17.01-06

1. 8.2. 9.3. 10.4. 11.5. 12.6. 13.7. 14.

Question 01

The fundamental building block of all computerinformation is the

(a) bit.(b) byte.(c) field.(d) record.(e) file.

Question 02

One character is stored in one or two

(a) Bit(s).(b) Byte(s).(c) Field(s).(d) Record(s).(e) File(s).

Question 03

A _____ is a sequence of records of thesame type.

(a) bit.(b) byte.(c) field.(d) record.(e) file.

Question 04

A _____ is one specific unit of information, suchas size, age, name date, etc.

(a) bit.(b) byte.(c) field.(d) record.(e) file.

Question 05

A _____ consists of a set of fields for somespecific purpose.

(a) bit.(b) byte.(c) field.(d) record.(e) file.

Question 06

What type of file only allows access in the orderthat the data is stored externally?

(a) random access files(b) internal access files(c) sequential access files(d) external access files

Question 07

What is the purpose of the File class?

(a) It transfers data for input.(b) It transfers data for output.(c) It makes a file read-only.(d) It determines various properties of a file.

Question 08

The exists method determines if a specified file is

(a) located in external storage.(b) transferred to RAM. (c) a read-only file.(d) a read/write file.

Question 09

The length method returns the number of

(a) lines in a text file.(b) bytes in a text file.(c) bits in a text file.(d) records in a text file.

Question 10

Method createNewFile

(a) transfers new file information.(b) closes existing files and creates a new file.(c) opens a file for input transfer.(d) creates a new external, empty data file.

Question 11

The BufferedWriter and FileWriter classes combineto transfer data from

(a) internal memory to external storage.(b) external storage to internal memory(c) internal memory to file buffer. (d) file buffer to internal memory.

Question 12

The BufferedReader and FileReader classescombine to transfer data from

(a) internal memory to external storage.(b) external storage to internal memory.(c) internal memory to file buffer. (d) file buffer to internal memory.

Question 13

Which method converts an int value to a Stringobject?

(a) valueOf(b) parseInt(c) xyz.dat(d) new FileWriter(“xyz.dat”)

Question 14

Which method converts a String value to an intvalue?

(a) valueOf(b) parseInt(c) xyz.dat(d) new FileWriter(“xyz.dat”)