Assignment 3
A.Fill in the blanks.
1. ________ includes programs such as the operating system, video games, and
word processors.
2. A _______ controls how you enter data and instructions and how
information displays on the screen.
3. A _______ operating system allows a single user to work on two or more
applications at the same time.
4. The ____ is an interface that allows applications to make use of the
operating system.
5. An ______ displays pictures, icons and menus that people use to send
commands to the computer system.
6. A multicore processor combines two or more independent ______into a
single computer.
7. Executing an instruction by the CPU involves two phases: the instruction
phase and the ______ phase.
B. TRUE/ FALSE?
1. A server is a computer used by many users to perform a specific task.
2. The main purpose of green computing is to improve amount of hazardous
material and lower cost.
3. End user will never be able to master the complexities of programming and
create their own applications.
4. Operating systems software is primarily aimed at supporting business users
in their tasks.
5. Operating systems software is primarily aimed at controlling the operation
of system components such as input and output devices and the processor.
6. The operating system is not responsible for resource allocation between
competing processes.
7. An information system always transforms inputs to information.
C. Choose the correct answer
1. Which of the following is not an input device
a) Keyboard
b) Sensors
c) Printers
d) Character recognition
e) Digital scanner
2. The operating system used for powerful PCs, workstations, and network servers
is called ______.
a) Windows XP
b) Mac OS X
c) Linux
d) UNIX
e) Windows Vista
3. The operating system manages
a) Memory
b) Disks and I/O devices
c) Processes
d) all of the above
4. What is the function of an operating system?
a) Manages computer’s resources very efficiently
b) Manages the flow of data and instructions
c) Takes care of scheduling jobs for execution
d) All of the above
5.Which of the following Operating systems is better for implementing a ClientServer network?
a) Windows 2000
b) Windows 98
c) MS DOS
d) Windows 95
6. Which is not the function of the Operating System?
a) Disk management
b) Memory management
c) Application management
d) Virus Protection
7. E-business software is best defined as to manage:
a) sell-side e-commerce applications.
b) internal administrative applications.
c) buy-side applications.
8.Which type of software is focused on supporting communication, collaboration
and coordination?
a) SCM software.
b) E-business software.
c) Groupware.
d) CRM software.
D.Question: Match the definition with the appropriate term
1. The service for delivering and providing access to software remotely as a
web-based service.
2. Manages tasks to allocate computer resources through multitasking and
time-sharing
3. Concerned with the efficient and environmentally responsible design,
manufacture, operation, and disposal of IS-related products.
4. A computer used by many users to perform a specific task, such as running
network or Internet applications.
5. A single-user computer that provides ease of portability because of its small
size.
a. Operating system
b. Saas
c. Handheld computer
d. Server
e. Green computing
E. Answer any THREE questions
1. Identify two basic characteristics of RAM and ROM.
2. Identify the three components of the CPU and explain the role of each.
3. What is secondary storage device? How many types of secondary storage
device?
4. Identify and briefly describe the various classes of nonportable single-user
computers.
5. Give three examples of recent operating systems.
6. What is Software as a Service (SaaS)?
7. What is cloud computing?
8. Describe the term enterprise resource planning (ERP) system.
What functions does such a system perform?