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Dbm 111/Dsm 105/Ldh 110/Ldr 106/Ldp 107: Personnel Management And Industrial Relations. Question Paper
Dbm 111/Dsm 105/Ldh 110/Ldr 106/Ldp 107: Personnel Management And Industrial Relations.
Course:Diploma In Business Management
Institution: University Of Nairobi question papers
Exam Year:2009
UNIVERSITY OF NAIROBI
FIRST SEMESTER EXAMINATIONS
EXAMINATIONS FOR THE DIPLOMA IN ADULT EDUCATION, DIPLOMA IN HUMAN RESOURCE MANAGEMENT, DIPLOMA IN BUSINESS MANAGEMENT, DIPLOMA IN PURCHASE AND SUPPLIES, DIPLOMA IN SALES AND MARKETING AND DIPLOMA IN PUBLIC RELATIONS.
DBM 111/DSM 105/LDH 110/LDR 106/LDP 107: Personnel Management and Industrial relations.
INSTRUCTIONS: ANSWER QUESTION ONE AND ANY OTHER TWO QUESTIONS.
QUESTION ONE (COMPULSORY)
a. Define the following terms as used in computer applications. (3mks)
i. Network
ii. Encryption
iii. Protocol
b. Write the following acronyms in full. (2mks)
i. EBCDIC
ii. MIPS
c. Briefly describe the following terms as used in computer applications. (4mks)
i. Data communications
ii. Communication channels
d. Distinguish between the following terms as used in computers. Give examples in each case. (10mks)
i. Uploading and downloading
ii. Data and information
iii. Primary and secondary storage
iv. Analogue and digital signals
v. Local and wide area networks.
e. Describe FOUR main information system activities. (4mks)
f. How many BITS are contained in the following data items? Show the working clearly. (7mks)
i. 2 bytes of text file
ii. 16 kilobytes of video file
iii. 4 megabytes of audio file
QUESTION TWO
a. Define the following terms (3mks)
i. Open source software
ii. Application software
iii. Systems software
b. Identify THREE examples of Open Source Software. (3mks)
c. Identify THREE benefits of Open Source Software to an organization. (3mks)
d. Identify THREE disadvantages of Open Source Software. (3mks)
e. State and explain FOUR factors you will consider when buying a software for your organization. (8mks)
QUESTION THREE
a. What is data processing? (1mk)
b. Describe advantages of soft copy over hard copy outputs. (3mks)
c. Discuss factors that you must consider when selecting data processing methods. (4mks)
d. Write the following binary values in decimal form. Identify letters/symbols represented by each. Show your work clearly. You may refer to ASCII table. (4mks)
i. 01010111
ii. 01011011
e. Write the following decimal values in binary form. Identify the letter represented by each. Show your work clearly. You may refer to ASCII table. (4mks)
i. 84
ii. 86
f. Write the binary values of the following letters. Show your work clearly. You may refer to ASCII table. (4mks)
i. A
ii. C
QUESTION FOUR
a. Identify computer output devices that are suitable for the following functions (2mks)
i. Listening to music
ii. Watching a movie
b. Identify computer input devices that are suitable for the following functions (2mks)
i. Capturing the voice
ii. Capturing picture
c. What factors would you consider when buying a printer for office work? (6mks)
d. Explain the meaning of the following acronyms used in measuring the speed of a printer.
i. CPS
ii. LPM
iii. PPM
e. Distinguish between direct and indirect input devices. Give examples. (4mks)
f. Describe the major components of a computer system. (3mks)
QUESTION FIVE
a. Describe the following file access methods in a computer system. (6mks)
i. Random access
ii. Serial access
iii. Sequential access
b. Describe data hierarchy in a computer system. (6mks)
c. Identify four examples of secondary storage devices. (4mks)
d. Discuss factors that you will consider when buying a storage device for your computer
STANDARD ASCII TABLE
A 81.
B 82
C 83
D 84
E 85
F 86
G 87
H 88
I 89
J 90
K 91
L 92
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