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‘Chapter 2
1. The _________ was the world’s first general-purpose electronic digital
computer.
A. UNIVAC B. MARK IV
C. ENIAC D. Hollerith’s Counting Machine
2. The Electronic Numerical Integrator and Computer project was a response to
U.S. needs during _________.
A. the Civil War B. the French-American War
C. World War I D. World War II
3. The ENIAC used __________.
A. vacuum tubes B. integrated circuits
C. IAS D. transistors
4. The ENIAC is an example of a _________ generation computer.
,A. first B. second
C. third D. fourth
5. The __________ interprets the instructions in memory and causes them to be
executed.
A. main memory B. control unit
C. I/O D. arithmetic and logic unit
6. The memory of the IAS consists of 1000 storage locations called
__________.
A. opcodes B. wafers
C. VLSIs D. words
7. The __________ contains the 8-bit opcode instruction being executed.
A. memory buffer register B. instruction buffer register
C. instruction register D. memory address register
,8. During the _________ the opcode of the next instruction is loaded into the
IR and the address portion is loaded into the MAR.
A. execute cycle B. fetch cycle
C. instruction cycle D. clock cycle
9. Second generation computers used __________.
A. integrated circuits B. transistors
C. vacuum tubes D. large-scale integration
10. The __________ defines the third generation of computers.
A. integrated circuit B. vacuum tube
C. transistor D. VLSI
11. The use of multiple processors on the same chip is referred to as
__________ and provides the potential to increase performance without increasing
the clock rate.
A. multicore B. GPU
C. data channels D. MPC
, 12. With the __________, Intel introduced the use of superscalar techniques that
allow multiple instructions to execute in parallel.
A. Core B. 8080
C. 80486 D. Pentium
13. The __________ measures the ability of a computer to complete a single
task.
A. clock speed B. speed metric
C. execute cycle D. cycle time
14. ARM processors are designed to meet the needs of _________.
A. embedded real-time systems B. application platforms
C. secure applications D. all of the above
15. One increment, or pulse, of the system clock is referred to as a _________.
A. clock tick B. cycle time
C. clock rate D. cycle speed