Introduction To Systems Development NCV Level 2 — Exam Paper
November 2018 — NCV Level 2 — Introduction To Systems Development
NCV Level 2
2018
NCV IT
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Q1— Section header —
1.10\in the ANSWER BOOK.
1.1level programming language. Machine language Java
1.2Variables of which data type can be used in mathematical calculations String Double Character
1.3An example of a text MS DOS Windows 98 Windows Vista
1.4A variable of whi ch data type can be used to contain the code: AD7#66 Decimal Number
1.5systems. stand alone network
1.6Classes, low level procedural
1.7Boolean Integer Decimal Chara cter
1.8The following code is needed for the click event of the Exit button on the interface: Close.Me(\ Exit Me.Close(\
1.9have created a program of ac ceptable standard. Selection Quality assurance Prototyping
1.10The coding system that is used to represent English characters as numbers, BCD. ASCII. DICCBE. Binary.
Q2— Section header —
2.10\the ANSWER BOOK.
2.1(Backward/Forward\compatibility is the ability of a software package to interact with previous versions of the s ame product.
2.2Utility programs are (application/system\ftware.
2.3(Apple/Microsoft\was the first company to use a graphical user interface (GUI\th their operating system.
2.4When a ( major/minor \improvement has been made to a prog ram called Inno Setup Compiler 5.0.0, it becomes Inno Setup Compiler 5.1.0.
2.5A button on a form in Visual Basic.NET is an example of a/an (object/class\ (10041022\ NC1590 (E\ (N30\V Copyright reserved
2.6(Low/High\el language is more user friendly.
2.7A (bit/byte\is the smalles t unit for information storage and refers to a digit in the binary system.
2.8Windows 7 Ultimate and Windows 7 Home Premium are examples of software (suites/editions\.
2.9(Real/Whole\mbers have a decimal point.
2.10File management is a function of (application software/operating systems\. (10 1\ [10]10
Q3— Section header —
3.1Name and describe TWO categories of software. (2 2\ (4\
3.2Explain the difference between the following applications. Word processing Presentation Spreadsh eet (6\
3.3Name FOUR different types of operating systems. (4\
3.4Name and describe three different types of system software. (3 x 2\ (6\ [20]20
Q4— Section header —
4.1Code recycling saves the programmer a lot of time. The following quest ions relate to recycling:
4.1.1Describe the concept of code recycling. (3\
4.1.2List FIVE advantages of code recycling. (5\
4.2Explain each of the following:
4.2.1Visual programming language (VPL\
4.2.2Event Driven programmin g (EDP\
4.2.3
4.3Describe, in detail, what an object is in object oriented programming. (6\ [20] (10041022\20
Q5— Section header —
5.1Give ONE word/term for each of the following descriptions by choosing a word /term from the list below. Write only the word/term next to th e question number (5.1.1
5.1.5\n the ANSWER BOOK. ASCII; binary; EBCDIC; Boolean; character; bit; decimal; Unicode; byte
5.1.1Numbering system with a base of 2.
5.1.2False.
5.1.38 bits.
5.1.4The numerical representation of a character or action of some sort that is used mostly in personal computers.
5.1.5
5.28
Q6— Section header —
6.1A variable need not contain an in itial value, but a value may be assigned to a variable in the beginning of the algorithm according to the type. Redraw and complete the following table by entering the correct information
6.1.1stName
6.1.2noOfBooks
6.1.3Price (6\
6.2Define the following terms:
6.2.1A solution in Visual Basic
6.2.2
6.3Examine the VB.NET code snippet belo w and write down the value that the message box will display in each instance where:
6.3.1A = 13
6.3.2
6.4The following range of numbers is given: 7, 2, 5, 8, 2, 7, 7, 8, 2,
6.4.1Draw a frequency table for the given range of numbers using the following table headings: Number Tally Frequency (4\
6.4.2What is the mode of the given range of numbers? HINT: Make use of your frequency table (1\
6.4.3Calculate the median of the given range of numbers. (4\ [23]23
Q7— Section header —
7.1Choose a term from the list below that best describe the given example. Write only the term next to th e question number (7.1.1
7.1.3\ in the ANSWER BOOK. nput validation; syntax error; runtime error
7.1.1A spelling mistake in program code
7.1.2This type of error produces a message while the program is running and stops the execution of the program
7.1.3To stop the user from entering invalid data (3 1\ (3\ (10041022\
7.2Differentiate between online and direct processing. (2\
7.3Validat ion and verification is an important aspect of program quality assurance. Explain the difference between validation and verification. (4\ [9]9
Topics Identified
2
Forms of OwnershipLeadership
Mark Allocation
Total100 marks
Sections10 + 10 + 20 + 20 + 8 + 23 + 9 = 100 marks
Paper information
TitleExam Paper
SubjectIntroduction To Systems Development
LevelNCV Level 2
Document typeQuestion paper
Year2018
MonthNovember
Pages8
Downloads3
Examination context
Decade2010s
Years ago8y
SeasonSpring (SH)
Start dayThursday
Exam periodNovember 2018
Days since exam2,900
About Introduction To Systems Development examination preparation
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