1. Which of the following is NOT one of the main application areas that serve as one of the
drivers in determining the design and makeup of enterprise networks?
a) Transaction processing
b) IP telephony
c) Multimedia messaging
d) E-business
e) Customer relationship management
2. The first two important applications developed for the ARPANET where
a) Telnet and FTP.
b) Telnet and email.
c) Telnet and world-wide-web.
d) FTP and email.
e) Email and world-wide-web.
3. When separate computer systems are connected in such a way that the CPUs share the
workload, it is called________________
a) multiprocessor systems
b) distributed systems
c) connected systems
d) CPU shared system resources
e) system resource sharing
4. The key features of the DNS database are
a) variable-depth hierarchy for names, distributed databases, and name servers.
b) Resolvers, distributed databases, and name servers.
c) Distribution controlled by the database, resolvers, and distributed databases.
d) Domain name spaces, name servers, and variable-depth hierarchies.
e) Variable-depth hierarchy for names, distributed databases, and distribution controlled by
the database.
5. The alphanumeric code system that allows the largest number of values is called:
a) EBCDIC
b) Unicode
c) ASCII
d) CODASYL
e) ANSI
6. What operation is NOT supported by most registers?
a) data movement between registers and memory
b) data from another register can be added to or subtracted from the value previously stored
c) shifting and rotations
d) data validation
e) data in a register can be tested for zero; positive or too large to fit
7. The Domain Name System (DNS) is comprised of four elements. Which of the following is
NOT one of these elements?
a) The domain name space
b) IP addresses
c) DNS database
d) Name servers
e) Resolvers
8. The fetch-execution cycle is:
a) significantly influences the cost of CPU manufacturing
b) the basis for every capability of a computer
c) the basis for most capabilities of a computer
d) one of many important factors determining the capability of ALL computers
e) one of many important factors determining the capability of MOST computers
9. What is NOT true about point-to-point connectivity?:
a) the simplest type of interconnection
b) two computers can be connected via a modem
c) A computer may have point-to-point connectivity with more than one computer at a time
d) might use a terminal controller to handle a number of point-to-point connections for the
host
e) also known as a "multidrop channel"
10. What is NOT of the RISC guideline:
a) increased number of instructions
b) fixed length, fixed format instruction word
c) limited and simple instruction set
d) register-oriented instructions
e) limiting memory access
11. Advantages of a web/database system as compared to a more traditional database approach
include
a) improved functionality and ease of administration.
b) ease of administration and transaction tracking.
c) rapid development and flexible information presentation.
d) Easy deployment and improved functionality.
e) Improved functionality and transaction tracking.
12. Open architectures:
a) discourage vendors from attempting to build products
b) enable monopolies to exist
c) add complexity to the purchase, setup and proper operation of peripherals from multiple
vendors
d) simplify the purchase, setup and proper operation of peripherals from multiple vendors
e) allow busses to switch between program I/O and channel I/O
13. Which of the following is not a class of client/server processing?
a) Host-based processing
b) Server-based processing
c) Client-based processing
d) Cooperative processing
e) Network-based processing
14. The technique of switching the CPU rapidly between different programs using a periodic
clock-generated interrupt is called:
a) multitasking
b) multiprogramming
c) time slicing
d) dispatching
e) multiprocessing
15. Email functions visible to a user, such as facilities for preparing and submitting messages,
filing, replying, and forwarding, are considered:
a) message transfer agent functions.
b) client functions.
c) email client functions.
d) user agent functions.
e) SMTP functions.
16. When executing a application program, on a Client-Server Network, :
a) the application executes from the Client
b) the application executes from the Server
c) the application executes from both the Server and the Client
d) the application executes from neither the Server nor the Client
e) depends on the topology
17. Which of the following is a true statement regarding SMTP processing of messages?
a) Messages typically are sent through multiple SMTP systems while going from the sender
to the recipient.
b) The SMTP sender remains responsible for a message until it has been delivered to the
recipient.
c) SMTP does not guarantee that all messages are delivered.
d) SMTP attempts to send messages until the recipients become available.
e) SMTP allows only one recipient for each message that is sent.
18. Security mechanisms to protect files and control and limit file access to authorized users is
provided by:
a) user interface
b) file management system
c) input/output services
d) process control management
e) memory management
19. All the software for this system is usually provided in ROM
a) single-user systems
b) multiuser systems
c) network servers
d) real-time systems
e) embedded control systems
20. The user’s program makes requests to the operating system through the:
a) access control list
b) common memory area
c) application programming interface (API)
d) pipe command
e) compiler