Quiz
CS101 Test 2
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Perguntas do quiz (50)
1What number system has two digits, 0 and 1.
- ABinary number System
- Bhexadecimal number system
- CCircular number system
- DUnicode number systyem
2A [blank_start]byte[blank_end] is the smallest addressable unit in a computer
- Abyte
3Used on microcomputers and has seven but binary code
- AASCII
- BUnicode
- CEBCDIC
4Used on IBM mainframes and has Eight but binary code
- AASCII
- BEBCDIC
- CUnicode
516 bit coding scheme, 65,000 symbols and characters, Implemented on Window
- AASCII
- BENCDIC
- CUnicode
6[blank_start]Mother Board[blank_end] is the main circuit board of the system
- AMother Board
7[blank_start]CPU[blank_end] or [blank_start]Central Processing Unit[blank_end] is electric circuitry responsible for interpreting and issuing instructions to the rest of the machine.
- ACPU
- BCentral Processing Unit
8Machines with multiple CPU's cab parallel processing.
- AVerdadeiro
- BFalso
9[blank_start]Arithmetic Logic Unit[blank_end] or [blank_start]ALU[blank_end] does math functions and decision making by comparing values.
- AALU
- BArithmetic Logic Unit
10[blank_start]Control unit[blank_end] controls all the internal activities of the machine based on instructions it receives from programs.
- AControl unit
11[blank_start]Register[blank_end] super fast memory inside CPU, temporary holds locations, hold data, instructions, etc..
- ARegister
12Holds the Results of the operations performed by the ALU
- AAccumulator
- BStorage Register
- CAddress Register
- DGeneral- Purpose Register
13Holds data just received from internal memory or data about to be sent to internal memory
- AAccumulator
- BStorage register
- CAddress register
- DGeneral-purpose register
14Holds the location of the data about to be transferred to/from internal memory.
- AAccumulator
- BStorage register
- CAddress register
- Dgeneral-purpose register
15holds data, addresses, or instructions.
- AAccumulator
- BStorage register
- CAddress register
- DGeneral Purpose register
16[blank_start]BUS[blank_end] is a collection of wires through which data is transmitted from one part of a computer to another; data and instructions flow between the CPU, memory, and other parts of the computer.
- ABUS
17[blank_start]Registers[blank_end] part of CPU, holds data/ instructions that the CPU will work with immediately, holds results of the last processing step.
- ARegisters
18[blank_start]Buffer[blank_end] not part of CPU, an intermediary between the CPU and I/O devices, helps to avoid too much CPU idle time.
- ABuffer
19[blank_start]Cache[blank_end] high speed RAM logically located between CPU and main memory, its purpose is to increase the speed at which data are accessed
- ACache
20The control unit copies an instruction from main memory and stores it in a register.
- AFetch
- BDecode
- CExecute
- DStore
21The control unit decodes the instructions, is data is required it fetches it from memory, then it is sent to ALU.
- AFetch
- BDecode
- CExecute
- DStore
22The ALU does the required calculations or comparison.
- AFetch
- BDecode
- CExecute
- DStore
23The control unit stores the result of the ALU in main memory or a register
- AFetch
- BDecode
- CExecute
- DStore
24[blank_start]Parallel processing[blank_end] divides a single problem into portions so that multiple processors work on their assigned portion of the task at the same time.
- AParallel processing
25[blank_start]Instruction set[blank_end] group of main commands that the CPU has, has two major software designs- RICS, and CISC, computer speed is also measured by the number of instructions completed per second or millions of instructions per second (MIPS).
- AInstruction set
26[blank_start]Memory Type[blank_end] access tome is how long it takes to access and retrieve data, it is listed in billions of seconds (nana seconds), the lower the number the faster the chip, when adding memory make sure speed of the chip is fast enough for CPU.
- AMemory Type
27Address, each memory location
- Ahas a unique address, a number
- BMay store many items at a time
- CMay contain data or an instruction
- Dmay store only one item at a time
28[blank_start]Parity[blank_end] is a very simple scheme to check if one error occurred during transmission
- AParity
29[blank_start]Abacus[blank_end] calculations are performed by manipulating strings of beads, It's fast, inexpensive, portable, non-electric.
- AAbacus
30[blank_start]Pascal's calculator[blank_end] french mathematician, invented first adding machine.
- APascal's calculator
31[blank_start]Leibniz's Multiplier[blank_end] expanded Pascals calculator, all digits of a number could be entered at once.
- ALeibniz's Multiplier
32[blank_start]Jacquard's loom[blank_end] invented an attachment for the mechanical loom weaving cloth, recognized the design followed a fixed, repetitive pattern, punch holes in cards to control the loom's threads.
- AJacquard's loom
33[blank_start]Charles Babbage[blank_end] father of modern computers, designed machine to calculate the tables accurately and automatically, special purpose machine.
- ACharles Babbage
34[blank_start]Ada Lovelace[blank_end] mathematician, developed problem solving instructions, 1st programmer.
- AAda Lovelace
35[blank_start]1937[blank_end] Dr. John V. Atanasoff and Clifford Berry designed and build the first electronic digital computer
- A1937
36[blank_start]1941[blank_end] Germany 1st developed computer prototype
- A1941
37[blank_start]1943[blank_end] England developed 1st practical single purpose electronic computer to break German codes; Harvard Univarsity computer called Mark 1
- A1943
38[blank_start]1946[blank_end] ENIAC-18,000 vacuums, had to be rewired to change the program (hard wired), the program is not stored in memory.
- A1946
39[blank_start]1st[blank_end] generation computer (1951-1958), vacuum tube technology, punched card or magnetic stripe, machine langauage, magnetic core (UNIVAC 1, IBM 650
- A1st
40[blank_start]2nd[blank_end] generation computer (1959-1964) transistor, solid-state technology, punched card or magnetic stripe, assembly language and some machine language, magnetic core.
- A2nd
41[blank_start]3rd[blank_end] generation computer (1965-early 1970's) Integrated circuit technology, silicon chips, large scale integration, punch cards, magnetic tape, magnetic disk, magnetic core with some semiconductor memory.
- A3rd
42[blank_start]4th[blank_end] generation computer very large scale integration, microprocessor chip, magnetic disk and floppy disk, high level language, user friendly software, semiconductor memory.
- A4th
43[blank_start]5th[blank_end] generation computer artificial intelligence, vocie recognition, parallel processing, quantum computation, natural language, self learning.
- A5th
44[blank_start]1975[blank_end] 1st personal computer, Ed Roberts, kit that you put together for hobbyist.
- A1975
45[blank_start]1976[blank_end] Apple 1, Steve jobs and Stephen Wozniak, Non-hobbyist
- A1976
46[blank_start]1981[blank_end] IBM, personal computer (PC)
- A1981
47[blank_start]electronic spreadsheet[blank_end] SW designed to perform calculations and has the appearance of a ledger, 1st released in 1979, a table that consist of columns (letters) and rows (numbers) which make up calls.
- Aelectronic spreadsheet
48[blank_start]Workbook[blank_end] the file you work with and store data, has multiple pages.
- AWorkbook
49[blank_start]Worksheet[blank_end] the individual pages.
- AWorksheet
50[blank_start]Circular reference[blank_end] is a formula that refers to the cell that the formula is in or causes a circle to form in formulas.
- ACircular reference
Informações
- Descrição
- Computer 101 test 2
- Autor
- ashleigh nichole
- Idioma
- English
- Visualizações
- 24
- Etiquetas
- Avaliação
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