Answer the following statements true (T) or false (F)
1. Under MS-DOS, IO.SYS is responsible for directory management.
2. When a disk file is first opened, IO.SYS calls MSDOS.SYS to read the directory.
3. Under MS-DOS, IO.SYS is responsible for allocating space on disk.
4. Under MS-DOS, the BIOS contains an entry for each cluster on the disk.
1. F
2. F
3. F
4. F
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What is the key difference between a group of check boxes attached to a group box and a group of radio buttons attached to a group box?
(A) Only radio buttons can be toggled. (B) Only one radio button at a time can be checked. (C) Check boxes cannot be attached to a group box. (D) The only difference is the shape of the control.
In addition to an end-of-list sentinel value in a linked list, we must provide a special pointer for storing the address of the last structure in the list.
Answer the following statement true (T) or false (F)
________ cable consists of a single copper wire that is surrounded by insulation and a wire mesh shield.
A. Wi-Fi B. Coaxial C. Twisted-pair D. Fiber-optic
A string in C is __________.
a) an array of characters ending in the empty string b) a sequence of characters contained within single quotes c) a sequence of characters preceded by a length field d) an array of characters ending in the null character