Monday, October 5

Computer System & Architecture

1. Fetch and decode are associated with the
a. I-Cycle
b. E-Cycle
c. Expansion slot
d. Expansion card


2. About how many bytes (rounded) are in a terabyte?
a. 1,000,000,000
b. 1,000,000
c. 1,000,000,000,000,000
d. 1,000,000,000,000


3. What term describes the specification for how internal components, such as the motherboard, are mounted in the system unit?
a. Form factor
b. Form Footprint
c. Component spec
d. Footprint


4. Which of the following is not a variation of the Intel Pentium CPU?
a. Xeon
b. Pentium II
c. Power PC
d. Celeron


5. Which of the following is NOT a type of memory?
a. Cache
b. ALU
c. RAM
d. ROM


6. What is the name for the boxlike case that houses the computer’s main hardware components?
a. Expansion unit
b. System unit
c. Computer unit
d. Computer processing unit


7. Which of the following extracts instructions from memory and then decodes and executes them?
a. Control unit
b. RAM
c. Data bus
d. ROM


8. This is the name given to and electronic circuit that carries data from one computer component to another.
a. Bus
b. Data lead
c. Trace
d. Chip


9. What do you call the ability of a computer to run more than one processor at a time?
a. Multiple processing
b. Dual processing
c. Serial processing
d. Parallel processing


10. The electrical circuitry that executes program instructions is the
a. bus line
b. CPU
c. register
d. operator


11. The entire computer system is coordinated by
a. arithmetic operators
b. the ALU
c. the control unit
d. registers


12. Equal to, less than, and greater than are examples of
a. arithmetic
b. comparison operations
c. locations
d. logical operations


13. Data and instructions are put into primary storage by
a. the ALU
b. control unit
c. secondary storage
d. memory


14. During E-time, the ALU
a. enters the instruction
b. examines the instruction
c. elicits the instruction
d. executes the instruction


15. When the control unit gets an instruction it is called
a. ALU time
b. machine time
c. I-time
d. E-time


16. Computer operations are synchronized by
a. E-time
b. the binary system
c. megabytes
d. the CPU clock


17. Data is represented on a computer by a two-state on/off system called
a. RAM
b. the binary system
c. a word
d. a byte


18. A letter, digit, or special character is represented by a
a. megabyte
b. bit
c. byte
d. kilobyte


19. Memory capacity may be expressed in
a. bits
b. microseconds
c. cycles
d. megabytes


20. On _______________, the display often is part of the system unit.
a. mobile devices
b. desktop PCs
c. notebook computers
d. All of the above


21. ________________ include conditions along with operators such as AND, OR and NOT.
a. Comparison operations
b. Arithmetic operations
c. Logical operations
d. All of the above


22. Processors that use _________________ are faster because they do not have to wait for one instruction to complete the machine cycle before fetching the next.
a. hot plugging
b. registering
c. daisy chaining
d. pipelining


23. The higher the clock speed, the ___________________ the computer.
a. faster the processor, and more expensive
b. slower the processor, and less expensive
c. faster the processor, and less expensive
d. slower the processor, and more expensive


24. ________________ is the most widely used coding scheme and is used by most personal computers and mid-range servers.
a. EBCDIC
b. Unicode
c. ASCII
d. Microcode


25. Memory stores ______________________.
a. the OS and other system software
b. application programs that perform specific tasks
c. the data being processed by the application programs
d. All of the above


26. A __________________ is a type of memory module with pins on opposite sides of the circuit board that connect together to form a single set of contacts.
a. ROMM
b. DIMM
c. SIMM
d. RIMM


27. Many of today’s computers support __________________ which means the computer automatically can configure adapter cards and other peripherals as you install them.
a. Park and Ride
b. Pick and Choose
c. Plug and Play
d. Pack and Go


28. Word size is the ___________________.
a. size of the bus
b. number of bits the processor can interpret and execute at a given time
c. pace of the system clock
d. amount of time it takes the processor to read instructions from memory


29. The most common and slowest expansion bus is the __________________.
a. PCI bus
b. AGP
c. ISA bus
d. None of the above


30. Which of the following is NOT typically located on the outside of the system unit?
a. Motherboard
b. Power switch
c. Drive activity light
d. Port
_________________________________________________________________________

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