Something Important About Java Quiz 1
This Java Quiz 1 assesses fundamental Java programming concepts including classes, objects, program execution, and problem analysis. It is designed to test the understanding of Java's basic structures and error handling, making it ideal for beginners looking to verify their knowledge.
- 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
Correct Answer
B. ClassExplanation
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- 2.
A(n) ____ consists of data and the operations on those data.
- A.
Disk
- B.
Compiler
- C.
Interpreter
- D.
Object
Correct Answer
D. ObjectExplanation
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- 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
Correct Answer
A. LoaderExplanation
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- 4.
The bytecode for a Java program is saved in the file with the ____ extension.
- A.
.cpp
- B.
.java
- C.
.class
- D.
.jav
Correct Answer
C. .classExplanation
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- 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
Correct Answer
A. Analyzing the problemExplanation
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- 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
Correct Answer
A. CompilerExplanation
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- 7.
To run a Java ____, you must use either a Web browser or an applet viewer.
- A.
Program
- B.
Applet
- C.
Application
- D.
Method
Correct Answer
B. AppletExplanation
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- 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
Correct Answer
B. Class nameExplanation
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- 9.
When all ____ errors are removed, the compiler generates the machine code (bytecode in Java).
- A.
Logical
- B.
Syntax
- C.
Linking
- D.
Run-time
Correct Answer
B. SyntaxExplanation
REF: 14Rate this question:
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- 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
Correct Answer
A. CompilerExplanation
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- 11.
The source program is written in ____.
- A.
Assembly language
- B.
Machine language
- C.
A high-level language
- D.
None of these
Correct Answer
C. A high-level languageExplanation
REF: 13Rate this question:
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- 12.
A program called a(n) ____ translates the assembly language instructions into machine language.
- A.
Loader
- B.
Interpreter
- C.
Compiler
- D.
Assembler
Correct Answer
D. AssemblerExplanation
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- 13.
The term ZB refers to ____.
- A.
Zerobyte
- B.
Zettabyte
- C.
Zonebyte
- D.
None of these
Correct Answer
B. ZettabyteExplanation
REF: 8Rate this question:
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- 14.
The term PB refers to ____.
- A.
Processing byte
- B.
Petabyte
- C.
Personal byte
- D.
None of these
Correct Answer
B. PetabyteExplanation
REF: 8Rate this question:
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- 15.
The term EB refers to ____.
- A.
Exabyte
- B.
Extrabyte
- C.
Extremebyte
- D.
None of these
Correct Answer
A. ExabyteExplanation
REF: 8Rate this question:
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- 16.
The term GB refers to ____.
- A.
Giant byte
- B.
Gigabyte
- C.
Group byte
- D.
None of these
Correct Answer
B. GigabyteExplanation
REF: 8Rate this question:
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- 17.
____ represent information with a sequence of 0s and 1s.
- A.
Analog signals
- B.
Application programs
- C.
Digital signals
- D.
System programs
Correct Answer
C. Digital signalsExplanation
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- 18.
The digit 0 or 1 is called a binary digit, or ____.
- A.
Bit
- B.
Bytecode
- C.
Unicode
- D.
Hexcode
Correct Answer
A. BitExplanation
REF: 7Rate this question:
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- 19.
The term MB refers to ____.
- A.
Megabyte
- B.
My byte
- C.
Moving byte
- D.
None of these
Correct Answer
A. MegabyteExplanation
REF: 8Rate this question:
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- 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
Correct Answer
C. Operating systemExplanation
REF: 7Rate this question:
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- 21.
Which of the following is NOT an output device?
- A.
Monitor
- B.
Printer
- C.
CPU
- D.
Secondary storage
Correct Answer
C. CPUExplanation
REF: 6Rate this question:
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- 22.
The devices that feed data and programs into computers are called ____.
- A.
Output devices
- B.
Input devices
- C.
Monitors
- D.
Printers
Correct Answer
B. Input devicesExplanation
REF: 6Rate this question:
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- 23.
All of the following are examples of secondary storage except ____.
- A.
Hard disks
- B.
Floppy disks
- C.
Keyboards
- D.
Tapes
Correct Answer
C. KeyboardsExplanation
REF: 6Rate this question:
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- 24.
When the power is switched off, everything in ____ is lost.
- A.
Main memory
- B.
Secondary storage
- C.
Hard disks
- D.
Floppy disks
Correct Answer
A. Main memoryExplanation
REF: 6Rate this question:
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- 25.
The ____ carries out all arithmetic and logical operations.
- A.
Compiler
- B.
Program counter
- C.
Interpreter
- D.
Arithmetic logical unit
Correct Answer
D. Arithmetic logical unitExplanation
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- 26.
All data must be brought into ____ before a program can manipulate it
- A.
Secondary storage
- B.
Main memory
- C.
An output device
- D.
All of the above
Correct Answer
B. Main memoryExplanation
REF: 5Rate this question:
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- 27.
Each memory cell has a unique location in main memory, called the ____.
- A.
Unique identifier
- B.
Address
- C.
Cell location
- D.
ID
Correct Answer
B. AddressExplanation
REF: 6Rate this question:
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- 28.
The first device known to carry out calculations was a(n) ____.
- A.
Abacus
- B.
Pascaline
- C.
Difference engine
- D.
None of these
Correct Answer
A. AbacusExplanation
REF: 2 | 3Rate this question:
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- 29.
The ____ is the brain of the computer.
- A.
Arithmetic logic unit
- B.
Central processing unit
- C.
Accumulator
- D.
Control unit
Correct Answer
B. Central processing unitExplanation
REF: 4Rate this question:
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- 30.
Which of the following is NOT part of the central processing unit?
- A.
Control unit
- B.
Program counter
- C.
Instruction register
- D.
Main memory
Correct Answer
D. Main memoryExplanation
REF: 5Rate this question:
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- 31.
The term TB refers to ____.
- A.
Turning byte
- B.
Tight byte
- C.
Terabyte
- D.
None of these
Correct Answer
C. TerabyteExplanation
REF: 8Rate this question:
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Current Version
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Aug 21, 2023Quiz Edited by
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May 11, 2011Quiz Created by
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