1. Computer system configuration information is stored in the... A. CD-ROM B. CMOS C. ROM-BIOS D. RAM

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1 NAME:. CLASS/NO:. GAYAZA HIGH SCHOOL S3 COMPUTER STUDIES 840/1 END OF TERM 2 EXAMINATION, hours Section A: (20 Marks) Answer all questions in this section in the grid provided 1. Computer system configuration information is stored in the... A. CD-ROM B. CMOS C. ROM-BIOS D. RAM 2. Slides as an output are displayed using software. A. Word Processing B. Browser C. Presentation D. Spreadsheet 3. A computer professional whose basic work is to write software code or instructions is called a... A. Systems Analyst B. Web Designer C. Systems Admin D. Programmer 4. A hardware/software system used to restrict access to data and information on a network is called a A. Modem B. Server C. Firewall D. Router 5. A communication device enables a computer to connect to a computer A. Software B. Network C. Application D. System Unit 6. Which of the following is necessary for running an application program? A. Operating System B. Utility Program C. Network Interface Card D. Graphical User Interface 7. Which drive letter usually represents the floppy disk drive? A. E B. C C. F D. A 8. The invention of the defines the second generation. A. Relays B. Magnetic cores C. Transistors D. Vacuum Tubes 9. Which of the statements below best distinguishes a WAN from a LAN? A. Number of computers connected B. Distance between computers C. Type of OS used in the network D. Model of computers connected 10. The internet service that enables exchange of messages in real-time is... A. Chat B. Telnet C. D. FTP 1

2 11... is the ability of computers to assume capabilities such as learning, reasoning, adaptation, and self-correction. A. Virtually Reality B. Diligence C. AI D. Versatility 12. RAM is. A. Read Only Memory B. Programmable Memory C. Permanent Memory D. Working Memory 13. GIGO is a computer-related term that represents a computer s A. Diligence B. Flexibility C. WYSIWYG D. Accuracy 14.. is the process of ensuring that data entered into a computer is accurate. A. Data Transcription B. Data Verification C. Data Encoding D. Data Validation 15. In spreadsheets, formulas and functions are used to.... data. A. Manipulate B. Edit C. Format D. Design 16. A DVD and CD can store up to 4.7 GB and 700 MB of data respectively. How many such CDs are needed to store all the data on such a full DVD? A. 6 B. 4 C. 5 D is the computer inventor who developed the Tabulating Machine that was used in the USA population census in the 18 th century. A. Herman Hollerith B. Howard Aiken C. J. V. Atanasoff D. Gottfried L. Wilhelm 18. A(n) is an example of a wireless type of transmission. A. Optical Fibre B. Microwave C. Co-axial D. Twisted Pair 19. refers to the number of computers controlled by a central host computer. A. Clients B. Switches C. Standalones D. Servers is an example of a Boolean datatype. A B. $ C. Yes/No D. 13/08/2018 2

3 SECTION A: ANSWER GRID SECTION B: (60 MARKS) Answer all questions in this section in the spaces provided 21. Write down the following computer-oriented abbreviations in full. (10 Marks) COBOL FTP MAN MODEM PDF SMTP TCP/IP USB UTP WLAN 22. State the actions triggered by the following keyboard shortcuts in the Microsoft Office Suite. Ctrl + A Ctrl + B Ctrl + C Ctrl + I Ctrl + S Ctrl + U Ctrl + V Ctrl + X Ctrl + Y Ctrl + Z (10 Marks) 3

4 23. (a) What is meant by the term Local Area Network? (2 mark) (b) Give any four components of a network. (4 Marks) (c) Mention two advantages and disadvantages of networking computers. Advantages. Disadvantages. 24. Study the diagram below carefully and use it to answer the questions that follow. (a) Fill in the missing parts of the process; (3 Marks) A:.. B:.. C:.... (b) What is the technical term given to the process represented in the figure above?... (1 Marks) (c) Give 2 examples of devices that can be used at each of the labeled stages. (6 Marks) A: and B: and C: and 4

5 25. (a) Define presentation software. (b) Give any two presentation programs that you know. (c) Describe two areas where presentation software can be used. (d) A computer system is a composition of several components. List any four components that make up a computer system. (4 Marks) 26. Look at the figure below carefully and after use it to answer the questions that follow. (a) Fill in the missing parts of the figure. (6 Marks) A: B: C: D: E: F: 5

6 (b) Other than what you have stated on the previous page; give any other two terms that can be used to refer to part F..... (c) Mention any two elements of a Graphical User Interface that you know..... SECTION C: (20 Marks) Answer all questions in this section on the answer sheet(s) provided 27. (a) What is meant by the following terms as used in computer networking? i. Communication media/channels. (02 Marks) ii. Network topology. (02 Marks) (b) Give any four examples of computer network topologies. (04 Marks) (c) With help of diagrams where necessary, describe the following communication hardware devices as used on a computer network. (12 Marks) i. Modem ii. Repeater iii. Router iv. Switch Never give up. Today is hard, tomorrow will be worse, but the day after tomorrow will be sunshine. Jack Ma ~ END ~ 6

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