A. It is less accurate than the analog computer
B. It represents the decimal numbers through a string of binary digits
C. It is used primarily in scientific applications
D. Both A and C
✅ The correct answer is option B.
Computer mcqs
The first mechanical calculating machine was made by
A. William Oughtred
B. Gottfried Leibnitz
C. Blaise Pascal
D. Charles Babbage
✅ The correct answer is option C.
The CPU of a computer transfers print output to a temporary disk memory at high speed and then gets back to processing another job without waiting for the output to got to the printer. In this way, the CPU does not remain idle due to its own high speed as compared to the low speed of the printer. What is the name of this memory?
A. External memory
B. I/O memory
C. ROM
D. Buffer memory
✅ The correct answer is option D.
A single bus structure is primarily found in
A. Main frames
B. Super computers
C. High performance machines
D. Mini-and micro-computers
✅ The correct answer is option D.
What is the highest address possible if 16 bits are used for each address?
A. 65536
B. 12868
C. 16556
D. 643897
✅ The correct answer is option A.
Which memory stores the values of variables.
A. SAM
B. ROM
C. RAM
D. PROM
✅ The correct answer is option C.
The time taken for the read/write head to move to the correct track on the magnetic disk is called
A. epoch delay
B. latency delay
C. seek time
D. approach time
✅ The correct answer is option C.
What is the number of bit patterns provided by a 7-bit code?
A. 256
B. 128
C. 64
D. 512
✅ The correct answer is option B.
The most important or powerful computer in a typical network is _____
A. Desktop
B. Network client
C. Network server
D. Network station
✅ The correct answer is option C.
A micro processor chip used in a PC system
A. Performs the arithmetic-logic and control functions
B. Is the only chip cound in most PC models
C. Almost always operates on by-bits of data at a time
D. Performs the primary storage function
✅ The correct answer is option A.