Something Important About Java Quiz 1
- 1.In Java, the mechanism that allows you to combine data and operations on the data into a single unit is called a(n) ____.
- A.
Object
- B.
Class
- C.
Method
- D.
Algorithm
- 2.A(n) ____ consists of data and the operations on those data.
- A.
Disk
- B.
Compiler
- C.
Interpreter
- D.
Object
- 3.A program called a(n) ____ loads the bytecode of your program and other programs provided by the SDK and used in the program to create the executable code
- A.
Loader
- B.
Interpreter
- C.
Linker
- D.
None of these
- 4.The bytecode for a Java program is saved in the file with the ____ extension.
- A.
.cpp
- B.
.java
- C.
.class
- D.
.jav
- 5.To develop a program to solve a problem, you start by ____.
- A.
Analyzing the problem
- B.
Implementing the solution in Java
- C.
Designing the algorithm
- D.
Entering the solution into a computer system
- 6.Consider the following program. public class HelloWorld { public static void main(String[] args) { System.out.print("Hello World ") } } The missing semicolon in the code above will be caught by the ____.
- A.
Compiler
- B.
Editor
- C.
Assembler
- D.
Control unit
- 7.To run a Java ____, you must use either a Web browser or an applet viewer.
- A.
Program
- B.
Applet
- C.
Application
- D.
Method
- 8.In a Java program, the file name must be the same as the ____.
- A.
Method name
- B.
Class name
- C.
Object name
- D.
Data name
- 9.When all ____ errors are removed, the compiler generates the machine code (bytecode in Java).
- A.
Logical
- B.
Syntax
- C.
Linking
- D.
Run-time
- 10.The ____ translates a program written in a high-level language into the equivalent machine language.
- A.
Compiler
- B.
Assembler
- C.
Interpreter
- D.
A and B only
- 11.The source program is written in ____.
- A.
Assembly language
- B.
Machine language
- C.
A high-level language
- D.
None of these
- 12.A program called a(n) ____ translates the assembly language instructions into machine language.
- A.
Loader
- B.
Interpreter
- C.
Compiler
- D.
Assembler
- 13.The term ZB refers to ____.
- A.
Zerobyte
- B.
Zettabyte
- C.
Zonebyte
- D.
None of these
- 14.The term PB refers to ____.
- A.
Processing byte
- B.
Petabyte
- C.
Personal byte
- D.
None of these
- 15.The term EB refers to ____.
- A.
Exabyte
- B.
Extrabyte
- C.
Extremebyte
- D.
None of these
- 16.The term GB refers to ____.
- A.
Giant byte
- B.
Gigabyte
- C.
Group byte
- D.
None of these
- 17.____ represent information with a sequence of 0s and 1s.
- A.
Analog signals
- B.
Application programs
- C.
Digital signals
- D.
System programs
- 18.The digit 0 or 1 is called a binary digit, or ____.
- A.
Bit
- B.
Bytecode
- C.
Unicode
- D.
Hexcode
- 19.The term MB refers to ____.
- A.
Megabyte
- B.
My byte
- C.
Moving byte
- D.
None of these
- 20.The system program that loads first when you turn on your PC is called the ____.
- A.
Central processing unit
- B.
Application program
- C.
Operating system
- D.
Word processor
- 21.Which of the following is NOT an output device?
- A.
Monitor
- B.
Printer
- C.
CPU
- D.
Secondary storage
- 22.The devices that feed data and programs into computers are called ____.
- A.
Output devices
- B.
Input devices
- C.
Monitors
- D.
Printers
- 23.All of the following are examples of secondary storage except ____.
- A.
Hard disks
- B.
Floppy disks
- C.
Keyboards
- D.
Tapes
- 24.When the power is switched off, everything in ____ is lost.
- A.
Main memory
- B.
Secondary storage
- C.
Hard disks
- D.
Floppy disks
- 25.The ____ carries out all arithmetic and logical operations.
- A.
Compiler
- B.
Program counter
- C.
Interpreter
- D.
Arithmetic logical unit
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