CONCEPTS OF MANAGEMENT COMPUTING

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1 CONBUS1 JUNE 2012 EXAMINATION DATE: 11 JUNE 2012 TIME: 14H00 17H00 TOTAL: 100 MARKS DURATION: 3 HOURS PASS MARK: 40% (BUS-EDP) CONCEPTS OF MANAGEMENT COMPUTING THIS EXAMINATION PAPER CONSISTS OF 4 SECTIONS: SECTION A: SECTION B: SECTION C: SECTION D: CONSISTS OF 25 MULTIPLE-CHOICE QUESTIONS CONSISTS OF 25 TRUE OR FALSE QUESTIONS CONSISTS OF 25 MATCHING-STATEMENT QUESTIONS CONSISTS OF 25 SHORT QUESTIONS INSTRUCTIONS: 1. Read the following instructions carefully before answering the paper, as failure to act upon them will result in a loss of marks. 2. Write your answers in your answer book, which is provided in the exam. 3. Ensure that your name and student number are clearly indicated on your answer book. 4. Write your answers in either blue or black ink in your answer book. 5. Read each question very carefully before you answer it and number your answers exactly as the questions are numbered. 6. Begin with the question for which you think you will get the best marks. 7. Note the mark allocations for each question give enough facts to earn the marks allocated. Don't waste time by giving more information than required. 8. You are welcome to use diagrams to illustrate your answers. 9. Please write neatly we cannot mark illegible handwriting. 10. Any student caught cheating will have his or her examination paper and notes confiscated. The College will take disciplinary measures to protect the integrity of these examinations. 11. If there is something wrong with or missing from your exam paper or your answer book, please inform your invigilator immediately. If you do not inform your invigilator about a problem, the College will not be able to rectify it afterwards, and your marks cannot be adjusted to allow for the problem. 12. This paper may be removed from the examination hall after the examination has taken place. DAMELIN CORRESPONDENCE COLLEGE JUNE 2012 PAGE 1 OF 11

2 SECTION A MULTIPLE-CHOICE QUESTIONS Choose the correct option for each of the following. Write only the question number and your chosen answer. For instance, if you think that the correct answer for number 1 is, then write it as A computer system consists of hardware, software and. peripherals middleware users utilities 2. The usefulness of a system s output depends on the accuracy of the input. Which of the following expresses this view? BIGO GIBO BIBO GIGO 3. What type of computer software is likely to have the greatest impact on the efficiency and effectiveness of a business? operating system B2B enterprise utility 4. What kind of monitors should a business provide for workers who spend long hours in front of computer screens? monitors with high refresh rates and low radiation monitors with low refresh rates and high radiation monitors with high refresh rates and high radiation monitors with low refresh rates and low radiation 5. Which of the following is an advantage of using a dot-matrix printer? cost speed high quality output high quality graphics DAMELIN CORRESPONDENCE COLLEGE JUNE 2012 PAGE 2 OF 11

3 6. Which of the following is not one of the binary states of electronic operations inside a computer? on and off black and white true or false yes and no 7. The cartridge of a laser printer contains. powder graphite ink ribbon 8. Which of the following is not an input device? mouse joystick keyboard monitor 9. Which of the following is not a measure of the power of a CPU? amount of on-board cache amount of RAM clock speed in MHz type of CPU 10. How many bits are there in a byte? Which of the following would you use to store a full-length movie? tape streamer DVD CD floppy disk 12. With which of the following types of memory does the CPU interact the most while executing a program? RAM ROM hard disk floppy disk DAMELIN CORRESPONDENCE COLLEGE JUNE 2012 PAGE 3 OF 11

4 13. Which one of the following applications is most suitable for maintaining staff records? spreadsheet word processor database presentation package 14. Which one of the following best describes source code? program code written by a programmer code produced by a compiler code produced by an interpreter code entered by a user 15. Which one of the following is an example of systems software? word processor spreadsheet operating system database 16. Which one of the following is most likely to be produced on a spreadsheet? agenda income statement memo engineering drawing 17. What database field type would you use to hold a person's name? Boolean text numeric currency 18. What database field type would you use to hold two distinct values? Boolean text numeric currency 19. What database field type would you use to hold a person's salary? Boolean text numeric currency 20. What database field type would you use to hold an ordered quantity? Boolean text numeric currency DAMELIN CORRESPONDENCE COLLEGE JUNE 2012 PAGE 4 OF 11

5 21. In database terminology, what does redundancy mean? missing data inaccurate data back-up data duplicated data 22. In a relational database, a data item such as an employee number is an example of which of the following? field record file relation 23. Which of the following is a set of commands used to describe data in the data dictionary? SQL DML DDL DDD 24. A customer table is linked to his orders using the customer number as a common key. What type of relationship exists between the customer table and the order table? one to one one to many many to one many to many 25. Which one of the following is the standard network protocol for the Internet? IPX / SPX TCP / IP NetBUI IP [25] DAMELIN CORRESPONDENCE COLLEGE JUNE 2012 PAGE 5 OF 11

6 SECTION B TRUE OR FALSE QUESTIONS Choose whether the following are True or False. Write only 'true' or 'false' for your answer. 1. The two most important parts of the CPU are the ALU and the control unit. 2. RAM is part of secondary memory. 3. The speed of the CPU is measured in Mips. 4. RAM holds the boot program that instructs the CPU when a computer is switched on. 5. A compiler converts machine code to high level code. 6. C# is a high level programming language. 7. A word processor is an example of an operating system. 8. A flat database has only one table. 9. A database query language is a low-level language. 10. A database query language is part of the operating system. 11. Data is processed information. 12. The DBA is concerned with access and integrity control of the database. 13. You cannot access encrypted data without a key. 14. Each computer on a network needs to have a connection to the Internet. 15. Networks enable connected users to share data, peripherals and software. 16. Over long distances digital signals get weaker. 17. The Telkom telephone system uses mainly analogue signals. 18. Some viruses cause strange behaviour in applications such as text becoming garbled. 19. Anti-virus software offers complete protection from viruses. 20. Piracy refers to gaining unauthorised access to computer networks. 21. An intelligent UPS will close down your system methodically in the event of a power failure. DAMELIN CORRESPONDENCE COLLEGE JUNE 2012 PAGE 6 OF 11

7 22. A UPS protects your computer against blackouts, surges, and brownouts. 23. The Internet is owned by a United States company. 24. The Internet originated with the US military. 25. Web-based is free. [25] DAMELIN CORRESPONDENCE COLLEGE JUNE 2012 PAGE 7 OF 11

8 SECTION C MATCHING-STATEMENT QUESTIONS Match the statements in Column B to the terms in Column A. Write down the answers only, for example 1.. Column A Column B 1. debugging a software package used for producing magazine layouts 2. outsourcing the standard for communicating between cell phones, PDAs and computers, using radio frequencies in the 2,4 GHz spectrum 3. machine cycle a pointing device used in conjunction with a GUI 4. Bluetooth a method of transmitting high speed digital data over ordinary telephone lines 5. PDA (e) a pointing device commonly used for playing games 6. Pastel (f) a device that converts signals from digital to analogue so that they can be transmitted over a telephone line 7. DTP (g) the process of contracting skilled workers without taking them onto the payroll 8. HTML (h) the person who manages the database 9. PowerPoint (i) a network of computers in the same building 10. mouse (j) a language for creating and editing web pages 11. Norton ant-virus (k) the process of removing logical errors from a program 12. joystick (l) a network in which each computer is linked using a single long cable 13. systems analyst (m) an example of an accounting package 14. DBA (n) a network in which each computer is connected to a central hub 15. audit trail (o) the process of fetching and executing instructions in the CPU 16. encryption (p) a small computer that is handheld 17. ADSL (q) an example of a presentation package 18. bandwidth (r) a network of computers in the same city 19. modem (s) an example of a utility program 20. MAN (t) a small program that replicates itself until it fills the computer memory DAMELIN CORRESPONDENCE COLLEGE JUNE 2012 PAGE 8 OF 11

9 Column A Column B 21. LAN (u) the signal capacity of a network line 22. Bus (v) the person who designs the database 23. Star (w) a detailed record of changes made to a database 24. worm (x) short term decisions generally made by middle management 25. tactical (y) a way of making data very difficult to read [25] DAMELIN CORRESPONDENCE COLLEGE JUNE 2012 PAGE 9 OF 11

10 SECTION D: SHORT QUESTIONS QUESTION 1 1. What kind of computer is used for weather forecasting, special effects for films, and other scientific applications that require enormous amounts of calculations very quickly? 2. What is the process of starting a computer called? 3. What are the input and output devices attached to the outside of the main unit of the computer called? 4. What are the individual points of light in a computer monitor called? 5. What category of software is SAP? 6. For what is GUI an abbreviation? 7. Besides text and numbers, what other very important type of data can you enter into a spreadsheet cell? 8. What do we call long-term decisions normally made by top management? 9. What is the ultimate goal of office automation? 10. What is the name of Microsoft s spreadsheet package? 11. What is the name given to the file access method used for reading magnetic tape? 12. What do we use to identify a record in a table or file uniquely? 13. What do we call a set of computer rules for communication? 14. What do we call the different ways in which computers can be linked on a network? 15. What do we call a network that has one or more servers linked to it? 16. What do we call the software that protects a network from attacks from outside? 17. What do we call the type of credit card fraud that occurs when a credit card number is used to purchase goods over the Internet? 18. What domain name do we use for academic institutions in South Africa? 19. What software do we use to read HTML pages on the WWW? 20. What does ISP stand for? DAMELIN CORRESPONDENCE COLLEGE JUNE 2012 PAGE 10 OF 11

11 21. What is the name of Microsoft s popular client software? 22. What do we call websites that sell directly to consumers? 23. What is the colloquial term used for moving around sites on the net? 24. What protocol is used for sending ? 25. What is a dot com company? [25] Section A: 25 marks Section B: 25 marks Section C: 25 marks Section D: 25 marks TOTAL: 100 MARKS DAMELIN CORRESPONDENCE COLLEGE JUNE 2012 PAGE 11 OF 11

CONCEPTS OF MANAGEMENT COMPUTING

CONBUS1 NOVEMBER 2013 EXAMINATION DATE: 11 NOVEMBER 2013 TIME: 14H00 17H00 TOTAL: 100 MARKS DURATION: 3 HOURS PASS MARK: 40% (BUS-EDP) CONCEPTS OF MANAGEMENT COMPUTING THIS EXAMINATION PAPER CONSISTS OF