Related Questions

Based on the information below, how much did a certain telephone call cost? 1. The call lasted 1 minute 27 seconds 2. The cost for the first 30 second unit is Tk. 1.80, call duration more than 30 seconds costs Tk. 0.90 per 30 second unit 3. Any call duration less than 30 seconds is rounded up to the nearest 30-second unit.
A Tk. 1.80
B Tk. 2.61
C Tk. 2.70
D Tk. 3.51
If we want to connect a few computers in a small office, all the computers in one building, or all the computers in several buildings in close proximity, which type of network is required?
A PAN
B LAN
C MAN
D SAN
In a shipment of computers, 1% of the computers are defective. What is the ratio of defective to non-defective computers?
A 1 : 200
B 1 : 100
C 1 : 99
D 99 : 1
Consider that 5 computers are connected through mesh topology in a computer network. What are the number of connection lines nende if we want to add 2 more computers in the network?
A 9
B 11
C 13
D 15
In a rare coin collection, all coins are either pure gold or pure silver , and there is initially one gold coin for every three silver coins . With the addition of 10 more gold coins to the collection, the ratio of gold coins to silver coins is 1 to 2. Based on this information , how many total coins are there now in this collection (after the acquisition)?
A 40
B 50
C 70
D 90
Total number of telephone calls is 'n' call charge is Tk. 'p' per call. Then total call charge is:
A ( n + p)
B (n-p)
C (n *p)
D (none of them)
Total number of telephone calls is ‘n’, call charge is TK. ‘p’ per call. Then total call charge is:
A (n+p)
B (n-p)
C np
D none of then
When they had a meeting seven company executives __ T, U, V, W, X, Y and Z ___ sit at a rectangular table .Three executives sit along one side of the table , and three sit along the other side, each directly opposite one of the other three. The seventh sits at the head of the table . There is no seat at the foot of the table . Ualways sits in one of te two seats farthest from the head of the table. Y and V always sit next to each other .V never sits next to Z . If Z does not sit at the head of the table, W sits there. If W sits directly opposite T, X must sit next to which of the following excutives?
A T
B U
C V
D Z
Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission?
A Interface
B Modem
C Attenuation
D Teleprocessor
E None of the above
What is defined as any tangible economic product that contributes directly or indirectly to the satisfaction of human want?
A Services
B Goods
C Commodities
D Goods or commodities

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