Which of the following devices are capable of both input and output?
CD-ROM
Microphone
Magnetic Tape units
None of these
Answer: Option C
What flavor of Network Address Translation can be used to have one IP address allow many users to connect to the global Internet?
NAT
Static
Dynamic
PAT
Answer: Option D
Which of the following is the usual BUS structure used to connect I/O devices ?
Star BUS structure
Multiple BUS structure
Node to Node BUS structure
Single BUS structure
Answer: Option D
What is output of following code fragment?
int val,res,n=1000;
val=2000;
res=n+val>1750?400:200 ;
cout<< res;
200
400
800
100
Answer: Option B
because the arithmetic operator + has higher precedence than ? : operator thus the condition before ? is taken as (n+val) and (1000+2000) > 1750 is true
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