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Worksheets

IT112

Total questions: 64

Worksheet time: 48mins

Name
Class
Date
1.

program that a computer uses to function

(a)  

2.

instructions for the processors

(a)  

3.

needed to keep all the hardware and software systems running together smoothly

(a)  

4.

programs that people use to get their work done

a)

application programs

b)

compilers

c)

system programs

d)

software

5.

more user-friendly, platform independent, abstract from low-level computer processor operations

(a)  

6.

limited number of programming constructs, with selection and iteration being performed using compare and branch instructions

(a)  

7.

a program translated into binary

(a)  

8.

standardized communication technique for expressing instructions to a computer

(a)  

9.

first device known to carry out calculations

(a)  

10.

The idea of storing information by punching holes on a card turned out to be of great importance in the later development of computers, idea by (a)  

11.

English mathematician and physical scientist, designed two calculating machines- the difference engine and analytical engine

(a)  

12.

shows the logic of an algorithm

(a)  

13.

process of fixing some errors

(a)  

14.

occurs if there is a syntax error in the code

(a)  

15.

(a)   converts code written in Java into byte code

16.

engine that provides a runtime environment to drive the Java Code or applications

(a)  

17.

6 relational operators



(a)  

18.

used to assign values to a variable

(a)  

19.

specifies the size and type of variable values, no additional methods, predefined

(a)  

20.

called reference types because they refer to objects, can be null

(a)  

21.

stores whole numbers

(a)  

22.

preferred data type when we create variables with a numeric value

(a)  

23.

represents numbers with a fractional part

(a)  

24.

2 types of floating point

(a)  

25.

used to store a single character

(a)  

26.

5 types of java literals

(a)  

27.

used to represent a decimal, binary, or hexadecimal value

(a)  

28.

a name given to a memory location

(a)  

29.

import.java.io*;

(a)  

30.

JOptionPane. (a)   ("Enter your name: ");

31.

(4 < 0)

(a)  

32.

(10>8)

(a)  

33.

int x = 10; if( x < 20 )

System.out.print ("The value of x is less than, the If statement is executed.");

}

what's missing?

(a)  

34.

Scanner sc = (a)   ;

35.

select the four integer types

a)

int

b)

byte

c)

long

d)

short

e)

char

36.

operator that can yield a boolean value

(a)  

37.

appends newline at the end of the data output

(a)  

38.

u can get the length of a string by invoking its (a)   method

39.

allows u to change the ordering of how this statement in our programs are executed

(a)  

40.

clear and unambiguous specification of the steps needed to solve a problem in a finite amount of time

(a)  

41.

name for naming elements such as variables, constants, methods, classes, packages in a program

(a)  

42.

software development environment used for making applets and java applications

(a)  

43.

sequence of 8 bits

(a)  

44.

started as student project known as Xelfi in the past

(a)  

45.

2 types of import statements

(a)  

46.

is a binary digit 0 or 1

(a)  

47.

entry form or exit to another flowchart

(a)  

48.

informal language that helps programmers develop algorithms

(a)  

49.

defines all the basis of types and objects to high-level classes

(a)  

50.

offers an API and runtime environment for developing and running highly scalable, largescale, multi-tiered, reliable, and secure network applications

(a)  

51.

offers an API and a small-footprint virtual machine running Java programming language applications on small devices, like mobile phones

(a)  

52.

platform for developing rich internet applications using a lightweight user-interface API

(a)  

53.

used in mathematical expressions in the same way that they are used in algebra

(a)  

54.

known as comparison operators

(a)  

55.

logical operators

(a)  

56.

Java byte code filename extension

(a)  

57.

java source filename extension

(a)  

58.

to declare an array, define the variable type with

(a)  

59.

multi-line comment

(a)  

60.

single line comment

(a)  

61.

keyword used to import a package from the Java API library

(a)  

62.

statement to stop a loop

(a)  

63.

\ is called

(a)  

64.

{}

(a)