41.
What is meant by a dedicated computer?
Answer: Option 'B'
Which is assigned one and only one task
42.
__________ has the shortest access times.
Answer: Option 'A'
Cache Memory
43.
Which of the following is the type of software that controls the internal operations in the computer and controls how the computer works with all its parts?
Answer: Option 'A'
Operating system software An operating system (OS) is a program or software that manages and coordinates the functions of all the components of a computer. It also acts as an interface between the user and the hardware of a computer.
44.
Which part of the computer is used for calculating and comparing?
Answer: Option 'A'
ALU An arithmetic logic unit (ALU) is a digital circuit used to perform arithmetic and logic operations. It represents the fundamental building block of the central processing unit (CPU) of a computer.
45.
Which type of operation in the given options can be performed a CD-RW?
Answer: Option 'D'
read, write and rewrite information CD-RW (Compact Disc-Rewritable) is a digital optical disc storage format. A CD-RW disc is a compact disc that can be written, read arbitrarily many times, erased, and written again.
46.
A computer checks the ________ of usernames and passwords for a match before granting access.
Answer: Option 'D'
A computer checks the database of usernames and passwords for a match before granting access.
47.
A computer language that consists of binary digits is called _________.
Answer: Option 'B'
machine language Machine language used binary digits.
48.
Through ______ an administrator or another user can access someone else’s computer remotely
Answer: Option 'C'
Telnet Telnet is a user command and an underlying TCP/IP protocol for accessing remote computers. Through Telnet, an administrator or another user can access someone else’s computer remotely.
49.
Stored data in which of the following remains intact even after the computer is turned off?
Answer: Option 'C'
Secondary Storage Device stored data in secondary storage is not deleted when power turns off.
50.
The term megahertz or MHz means___________.
Answer: Option 'B'
millions of cycles per second