ECAT Computer Science Chapter 2 Digital Computer Fundamentals Online Test With Answers

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ECAT Computer Science Chapter 2 Digital Computer Fundamentals Online Test

Sr. # Questions Answers Choice
1 A bus line consists of. registers accumulators parallel data paths machine cycles
2 Memory is divided into many numerically addressed. logic locations codes cells
3 Information travels between components of a computer through groups of wires called. cards busses slots ports
4 The clock speed of a computer is measured in. megahertz kilobytes megabytes binary digits
5 The number of bytes in the following number (1111, 1011, 0111,0100,1010) is. 5 2 1/2 10 1 2/4
6 Memory capacity may be expressed in. microseconds kilobytes bits cycles
7 Another name for a logic chip is. PROM memory microprocessor ROM
8 Computer operations are synchronized by. the CPU clock megabytes the binary system E-time
9 The unit that transforms data into information is the. CPU ROM DVD OCR
10 The heart of a digital computer is. control unit memory unit logic unit visual display unit
11 During E-time the ALU. examines the instruction enters the instruction executes the instruction elicits the instruction
12 The entire computer system is coordinated by. the ALU the accumulator the control unit arithmetic operators
13 The central processing Unit (CPU) comprises of. memory, VDU , and printer input device , output device and memory store , arithmetic and logic unit and control unit software, hardware and power supply unit
14 A CPU has. control unity consisting of program counter and instruction decoder, and arithmetic unit having accumulator bubble memory visual display unit auxiliary storage unit
15 A search engine is A software to search for engines A device search for motor engine A website that sells products and services A website that look through databases for matching criteria
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