Practice Test: Question Set - 41
1. The most commonly used standard data code to represent alphabetical, numerical and punctuation characters used in Electronic Data Processing system is called
- (A) ASCII
- (B) EBCDII
- (C) BCD
- (D) All
of the above
2. Any device that performs signal conversion is
- (A) Modulator
- (B) Modem
- (C) Keyboard
- (D) Plotter
3. A computer will function only if it
- (A) Has a
control unit
- (B) Is
given input data
- (C) Has a
program in its memory
- (D) Has software
package
4. Which of the following is usually a special one-time operation that must be completed over a limited time period?
- (A) Batch
- (B) Patch
- (C) Project
- (D) Word
5. What is the number of bits needed for an address in a 4 K memory?
- (A) 4
- (B) 8
- (C) 12
- (D) 16
6. The computer code for the interchange of information between terminals is
- (A) ASCII
- (B) BCD
- (C) EBCDIC
- (D) None of the
above
7. Memories in which any location can be reached in a fixed (and short) amount of time after specifying its address is called
- (A) Sequential-access
memory
- (B) Random-access
memory
- (C) Secondary
memory
- (D) Mass
storage
8. A device invented by Dr. Bobeck in 1966, for mass storage of data is
- (A) Punched
paper tape
- (B) Magnetic
bubble storage
- (C) Magnetic
tape
- (D) Magnetic
disk
9. A number which is stored and processed but not in the standard exponential form is called
- (A) Floating
point number
- (B) Fixed
point number
- (C) Octal
number
- (D) Decimal
number
10. An internal storage consisting of arrays of small rings of magnetic material called ferrite is
- (A) Magnetic
tape
- (B) Magnetic
core
- (C) Magnetic
disk
- (D) Optical
mark reader
11. Which is another name for functional language?
- (A) Machine
- (B) Application
language
- (C) Low-level
language
- (D) High-level
language
12. Communication using a modulated carrier to apply a data signal to a transmission medium in analog form is
- (A) Local area
network
- (B) Modem
- (C) Base
band networking
- (D) Broad
band networking
13. Off-line operation is the operation of devices without the control of
- (A) Memory
- (B) CPU
- (C) ALU
- (D) Control unit
14. All the instructions and procedures needed to start up a computer, to the point it can load an operating system, are stored in ROM chips. In IBM compatible PCs this is called the _______
- (A) RAM BIOS
- (B) ROM BIOS
- (C) EPROM
- (D) POST
15. As compared to diskettes, the hard disks are
- (A) More
expensive
- (B) More
portable
- (C) Less rigid
- (D) Slowly
accessed
Next Tests: