Practice Test: Question Set - 08
1. Which of the following file organizations is most efficient for a file with a high degree of file activity?
- (A) Sequential
- (B) ISAM
- (C) VSAM
- (D) B-Tree
index
2. The CPU of a computer transfers print output to a temporary disk memory at high speed and then gets back to processing another job without waiting for the output to got to the printer. In this way, the CPU does not remain idle due to its own high speed as compared to the low speed of the printer. What is the name of this memory?
- (A) External
memory
- (B) I/O
memory
- (C) ROM
- (D) Buffer
memory
3. Which of the following is used for manufacturing chips?
- (A) Control bus
- (B) Control unit
- (C) Parity unit
- (D) Semiconductor
4. Full adder has
- (A) 4
inputs
- (B) 8
inputs
- (C) 10
inputs
- (D) 3
inputs
5. The most popular language used with microcomputers and time-shared mini computers, is an easy-to-use high level language.
- (A) COBOL
- (B) ADA
- (C) PASCAL
- (D) BASIC
6. Sometime data are gathered over a period of time and collected into a group before entering them into a computer for processing. What type of processing is it called?
- (A) Interactive
processing
- (B) Sequential
processing
- (C) Batch
processing
- (D) Group
processing
7. First generation computers are characterized by
- (A) Vacuum
tubes and magnetic drum
- (B) Minicomputers
- (C) Magnetic
tape and transistors
- (D) None of the
above
8. The desirable characteristic(s) of a memory system is (are)
- (A) Speed and
reliability
- (B) Low
power consumption
- (C) Durability
and compactness
- (D) All of the
above
9. A common use of computer in office is for
- (A) Distributed
- (B) Word
processing
- (C) Data
- (D) None of the
above
10. Bubble memory is a
- (A) Sequential
access device only
- (B) Direct
access device only
- (C) Combination
of sequential and direct access devices
- (D) None of the
above
11. Which is considered a direct entry input device?
- (A) Optical
scanner
- (B) Mouse
- (C) Light pen
- (D) All of the
above
12. Which is an electronic device that can store temporarily a single bit of data?
- (A) Accumulator
- (B) Buffer
- (C) Memory
- (D) Latch
13. An automatic machine that performs routine seemingly human tasks is
- (A) KIPS
- (B) AI
- (C) PL
- (D) Robot
14. The first computer used to store a program
- (A) EDSAC
- (B) ENIAC
- (C) EDVAC
- (D) ACE
15. A random-access data storage device which gives rapid access to data is
- (A) Magnetic
tape
- (B) Punched card
- (C) Disk
storage unit
- (D) Buffer
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