Cop4858 Final Review - 52 Questions
- 1.In the decimal or binary notations, the symbol used to represent a digit and the digit’s position in a string determines its ____.
- A.
Sign
- B.
Placement
- C.
Base
- D.
Value
- 2.____ occurs when the absolute value of a negative exponent is too large to fit in the bits allocated tostore it.
- A.
Rounding
- B.
Rotation
- C.
Overflow
- D.
Underflow
- 3.A(n) ____ is a set of related data values.
- A.
Pointer
- B.
List
- C.
Array
- D.
Record
- 4.A(n) ____ is a data structure that uses pointers so that list elements can be scattered among nonsequential storage locations.
- A.
Array
- B.
Queue
- C.
Linked list
- D.
Stack
- 5.During the ____ cycle of the CPU, data inputs are prepared for transformation into data outputs.
- A.
Execution
- B.
Store
- C.
Fetch
- D.
Wait
- 6.A ____ instruction copies data bits to storage locations and can copy data between any combination of registers and primary storage locations.
- A.
JUMP
- B.
LOAD
- C.
STORE
- D.
MOVE
- 7.An ____ is a template that specifies the number of operands and the position and length of the op code and operands.
- A.
Instruction format
- B.
Instruction template
- C.
Operation format
- D.
Operand template
- 8.When manipulating single-precision floating-point numbers, CPU performance is measured in ____.
- A.
Watts
- B.
MHZ
- C.
MFLOPS
- D.
MIPS
- 9.____ states that the cost of fabrication facilities for the latest chip generation doubles every four years.
- A.
Rick’s Law
- B.
Moore’s Law
- C.
Nelson’s Law
- D.
Lamb’s Law
- 10.____ is a generic term for describing secondary storage data transfer units.
- A.
Sector
- B.
Wafer
- C.
Cluster
- D.
Block
- 11.____ stores each bit by using a single transistor and capacitor.
- A.
Dynamic ROM
- B.
Static ROM
- C.
Dynamic RAM
- D.
Static RAM
- 12.The ratio of cache hits to read accesses is called the cache’s ____.
- A.
Hit ratio
- B.
Efficiency
- C.
Performance
- D.
Hit boundary
- 13.____ sensors capture input from special-purpose symbols placed on paper or the flat surfaces of 3D objects.
- A.
Dot and image
- B.
Mark and image
- C.
Mark and pattern
- D.
Image capture
- 14.PDF417 bar codes can hold around ____ of data.
- A.
1 KB
- B.
1 MB
- C.
1 GB
- D.
1 TB
- 15.A(n) ____ is the maximum number of bits or bytes per second that the channel can carry.
- A.
Minimum data transfer rate
- B.
Overhead data transfer rate
- C.
Net data transfer rate
- D.
Raw data transfer rate
- 16.As bit transmission speed is increased, the duration of each bit in the signal, known as the ____, decreases.
- A.
Bit time
- B.
Overhead
- C.
Block time
- D.
Modulation time
- 17.A(n) ____ extracts the data embedded in the signal it receives and retransmits a new signalcontaining the same data.
- A.
Repeater
- B.
Multiplexer
- C.
Amplifier
- D.
Booster
- 18.The ____ standard divides frequency bands in the 5.2, 5.7, and 5.8 GHz ranges into 12 channels.
- A.
802.11n
- B.
802.11g
- C.
802.11b
- D.
802.11a
- 19.The term ____ refers to the spatial organization of network devices, physical routing of network cabling, and flow of messages from one network node to another.
- A.
Network infrastructure
- B.
Network topology
- C.
Network path
- D.
Network interface
- 20.The ____ layer includes communication protocols used by programs that make and respond to high-level requests for network services.
- A.
Presentation
- B.
Data Link
- C.
Network
- D.
Application
- 21.The ____ layer forwards messages to their correct destinations.
- A.
Session
- B.
Data Link
- C.
Network
- D.
Data Link
- 22.The ____ layer is the interface between network software and hardware.
- A.
Session
- B.
Data link
- C.
Application
- D.
Network
- 23.IP accepts messages called ____ from Transport-layer protocols and forwards them to theirdestination.
- A.
Datagrams
- B.
Frames
- C.
Blocks
- D.
Packets
- 24.The written format of 128-bit IP addresses is called ____ notation.
- A.
Dotted decimal
- B.
Dotted hexadecimal
- C.
Colon decimal
- D.
Colon hexadecimal
- 25.At the sending node, the ____ layer’s role is to translate IP datagrams into a format that can be transported and forwarded over a specific physical network.
- A.
Application
- B.
Network Interface
- C.
Session
- D.
Transport
Questions: 12 | Attempts: 3052 | Last updated: Sep 17, 2020
-
Sample QuestionThe CPU stand for?
Questions: 15 | Attempts: 2301 | Last updated: May 11, 2016
-
Sample QuestionData is distributed throughout the computer system in the following order:
Questions: 23 | Attempts: 2067 | Last updated: Aug 14, 2020
-
Sample QuestionWhat Does RAM Stand For
Back to top