A characteristic of a multiprogramming system is: multiple CPUs None of these concurrent processing of two or more programs All listed here simultaneous execution of program instructions from two applications TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following commands sets a trunk port on a 2960 switch? trunk on switchport trunk on switchport mode trunk trunk all TRUE ANSWER : ? YOUR ANSWER : ?
An ROP would be attached to a simplex channel half duplex channel None of these duplex channel full duplex channel TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following network access standard is used for connecting stations to a circuit-switched network? X.25 X.75 None of these X.3 X.21 TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following condition is used to transmit two packets over a medium at the same time? Synchronous Collision None of these Contention Asynchronous TRUE ANSWER : ? YOUR ANSWER : ?
ARP (Address Resolution Protocol) is None of these a protocol that handles error and control messages a protocol used to monitor computers a TCP/IP high level protocol for transferring files from one machine to another a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following are unique characteristics of half-duplex Ethernet when compared to full-duplex Ethernet?1. Half-duplex Ethernet operates in a shared collision domain.2. Half-duplex Ethernet operates in a private collision domain.3. Half-duplex Ethernet has higher effective throughput.4. Half-duplex Ethernet has lower effective throughput. 2 only 4 only 1,2 and 3 1 and 4 TRUE ANSWER : ? YOUR ANSWER : ?
A T-switch is used to echo every character that is received control how messages are passed between computers None of these transmit characters one at a time rearrange the connections between computing equipment TRUE ANSWER : ? YOUR ANSWER : ?
In cyclic redundancy checking what is the CRC? the divisor the quotient None of these the dividend the remainder TRUE ANSWER : ? YOUR ANSWER : ?
Which command will show you whether a DTE or a DCE cable is plugged into serial 0? show serial 0 controllers show controllers serial 0 sh int serial 0 sh int s0 TRUE ANSWER : ? YOUR ANSWER : ?